{
    "query": {
        "depart_from": "2028-06-01",
        "depart_to": "2028-06-30",
        "from_port": [
            "paranagua",
            "basel"
        ],
        "sort": "best_value"
    },
    "matching_sailings": 48,
    "priced_within_limits": 48,
    "returned": 10,
    "results": [
        {
            "sailing_id": "135639",
            "line": "Avalon",
            "tier": "River",
            "ship": "Avalon Panorama",
            "depart_date": "2028-06-24",
            "return_date": "2028-07-01",
            "nights": 7,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Amsterdam, The Netherlands",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Basel, Switzerland",
                "Breisach am Rhein, Germany",
                "Mainz, Germany",
                "Cologne, Germany",
                "Amsterdam, The Netherlands"
            ],
            "quoted_cabin": "oceanview",
            "price_per_person": 3451,
            "price_per_person_per_night": 493,
            "cabin_for_two": 6902,
            "vs_usual": {
                "verdict": "low",
                "percent_vs_usual": -27,
                "usual_per_person_per_night": 672,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 3451,
                    "per_person_per_night": 493,
                    "cabin_for_two": 6902
                },
                "suite": {
                    "per_person": 5550,
                    "per_person_per_night": 793,
                    "cabin_for_two": 11100
                }
            },
            "priced_on": "2026-10-01",
            "taxes_included": true,
            "book_url": "https://fantasize.net/cruise/avalon-panorama-basel-to-amsterdam-7-nights-f0be96c489e6?depart=2028-06-24&grade=outside"
        },
        {
            "sailing_id": "14504",
            "line": "Avalon",
            "tier": "River",
            "ship": "Avalon Envision",
            "depart_date": "2028-06-20",
            "return_date": "2028-06-27",
            "nights": 7,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Amsterdam, The Netherlands",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Cologne, Germany",
                "Mainz, Germany",
                "Breisach am Rhein, Germany",
                "Basel, Switzerland",
                "Amsterdam, The Netherlands"
            ],
            "quoted_cabin": "oceanview",
            "price_per_person": 3451,
            "price_per_person_per_night": 493,
            "cabin_for_two": 6902,
            "vs_usual": {
                "verdict": "low",
                "percent_vs_usual": -22,
                "usual_per_person_per_night": 636,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 3451,
                    "per_person_per_night": 493,
                    "cabin_for_two": 6902
                },
                "suite": {
                    "per_person": 5550,
                    "per_person_per_night": 793,
                    "cabin_for_two": 11100
                }
            },
            "priced_on": "2026-10-01",
            "taxes_included": true,
            "book_url": "https://fantasize.net/cruise/avalon-envision-basel-to-amsterdam-7-nights-a64b6d68931f?depart=2028-06-20&grade=outside"
        },
        {
            "sailing_id": "3511",
            "line": "Avalon",
            "tier": "River",
            "ship": "Avalon View",
            "depart_date": "2028-06-13",
            "return_date": "2028-06-20",
            "nights": 7,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Amsterdam, The Netherlands",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Basel, Switzerland",
                "Mainz, Germany",
                "Cologne, Germany",
                "Breisach am Rhein, Germany",
                "Amsterdam, The Netherlands"
            ],
            "quoted_cabin": "oceanview",
            "price_per_person": 3701,
            "price_per_person_per_night": 529,
            "cabin_for_two": 7402,
            "vs_usual": {
                "verdict": "low",
                "percent_vs_usual": -20,
                "usual_per_person_per_night": 664,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 3701,
                    "per_person_per_night": 529,
                    "cabin_for_two": 7402
                },
                "suite": {
                    "per_person": 5800,
                    "per_person_per_night": 829,
                    "cabin_for_two": 11600
                }
            },
            "priced_on": "2026-10-01",
            "taxes_included": true,
            "book_url": "https://fantasize.net/cruise/avalon-view-basel-to-amsterdam-7-nights-c9dd2eb629fa?depart=2028-06-13&grade=outside"
        },
        {
            "sailing_id": "135635",
            "line": "Avalon",
            "tier": "River",
            "ship": "Avalon Vista",
            "depart_date": "2028-06-17",
            "return_date": "2028-06-24",
            "nights": 7,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Amsterdam, The Netherlands",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Basel, Switzerland",
                "Breisach am Rhein, Germany",
                "Mainz, Germany",
                "Cologne, Germany",
                "Amsterdam, The Netherlands"
            ],
            "quoted_cabin": "oceanview",
            "price_per_person": 3701,
            "price_per_person_per_night": 529,
            "cabin_for_two": 7402,
            "vs_usual": {
                "verdict": "low",
                "percent_vs_usual": -17,
                "usual_per_person_per_night": 636,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 3701,
                    "per_person_per_night": 529,
                    "cabin_for_two": 7402
                },
                "suite": {
                    "per_person": 5800,
                    "per_person_per_night": 829,
                    "cabin_for_two": 11600
                }
            },
            "priced_on": "2026-10-01",
            "taxes_included": true,
            "book_url": "https://fantasize.net/cruise/avalon-vista-basel-to-amsterdam-7-nights-dea0b65b66cc?depart=2028-06-17&grade=outside"
        },
        {
            "sailing_id": "135648",
            "line": "Avalon",
            "tier": "River",
            "ship": "Avalon View",
            "depart_date": "2028-06-27",
            "return_date": "2028-07-11",
            "nights": 14,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Paris, France",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Basel, Switzerland",
                "Breisach am Rhein, Germany",
                "Mainz, Germany",
                "Cologne, Germany",
                "Amsterdam, The Netherlands",
                "Vernon, France",
                "Caudebec-les-Elbeuf, France",
                "Rouen, France",
                "Conflans-Sainte-Honorine, France",
                "Paris, France"
            ],
            "quoted_cabin": "oceanview",
            "price_per_person": 7552,
            "price_per_person_per_night": 539,
            "cabin_for_two": 15104,
            "vs_usual": {
                "verdict": "low",
                "percent_vs_usual": -16,
                "usual_per_person_per_night": 643,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 7552,
                    "per_person_per_night": 539,
                    "cabin_for_two": 15104
                },
                "suite": {
                    "per_person": 11450,
                    "per_person_per_night": 818,
                    "cabin_for_two": 22900
                }
            },
            "priced_on": "2026-10-02",
            "taxes_included": true,
            "book_url": "https://fantasize.net/cruise/avalon-view-basel-to-paris-14-nights-99c6e403910b?depart=2028-06-27&grade=outside"
        },
        {
            "sailing_id": "135631",
            "line": "Avalon",
            "tier": "River",
            "ship": "Avalon Panorama",
            "depart_date": "2028-06-10",
            "return_date": "2028-06-17",
            "nights": 7,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Amsterdam, The Netherlands",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Basel, Switzerland",
                "Breisach am Rhein, Germany",
                "Mainz, Germany",
                "Cologne, Germany",
                "Amsterdam, The Netherlands"
            ],
            "quoted_cabin": "oceanview",
            "price_per_person": 3951,
            "price_per_person_per_night": 564,
            "cabin_for_two": 7902,
            "vs_usual": {
                "verdict": "low",
                "percent_vs_usual": -16,
                "usual_per_person_per_night": 672,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 3951,
                    "per_person_per_night": 564,
                    "cabin_for_two": 7902
                },
                "suite": {
                    "per_person": 6050,
                    "per_person_per_night": 864,
                    "cabin_for_two": 12100
                }
            },
            "priced_on": "2026-10-01",
            "taxes_included": true,
            "book_url": "https://fantasize.net/cruise/avalon-panorama-basel-to-amsterdam-7-nights-a612dcf412d9?depart=2028-06-10&grade=outside"
        },
        {
            "sailing_id": "3463",
            "line": "Avalon",
            "tier": "River",
            "ship": "Avalon Vista",
            "depart_date": "2028-06-03",
            "return_date": "2028-06-10",
            "nights": 7,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Amsterdam, The Netherlands",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Amsterdam, The Netherlands",
                "Cologne, Germany",
                "Breisach am Rhein, Germany",
                "Mainz, Germany",
                "Basel, Switzerland"
            ],
            "quoted_cabin": "oceanview",
            "price_per_person": 3951,
            "price_per_person_per_night": 564,
            "cabin_for_two": 7902,
            "vs_usual": {
                "verdict": "low",
                "percent_vs_usual": -11,
                "usual_per_person_per_night": 636,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 3951,
                    "per_person_per_night": 564,
                    "cabin_for_two": 7902
                },
                "suite": {
                    "per_person": 6050,
                    "per_person_per_night": 864,
                    "cabin_for_two": 12100
                }
            },
            "priced_on": "2026-10-01",
            "taxes_included": true,
            "book_url": "https://fantasize.net/cruise/avalon-vista-basel-to-amsterdam-7-nights-6b13509433a4?depart=2028-06-03&grade=outside"
        },
        {
            "sailing_id": "3494",
            "line": "Avalon",
            "tier": "River",
            "ship": "Avalon Envision",
            "depart_date": "2028-06-06",
            "return_date": "2028-06-13",
            "nights": 7,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Amsterdam, The Netherlands",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Breisach am Rhein, Germany",
                "Mainz, Germany",
                "Cologne, Germany",
                "Amsterdam, The Netherlands",
                "Basel, Switzerland"
            ],
            "quoted_cabin": "oceanview",
            "price_per_person": 3951,
            "price_per_person_per_night": 564,
            "cabin_for_two": 7902,
            "vs_usual": {
                "verdict": "low",
                "percent_vs_usual": -11,
                "usual_per_person_per_night": 636,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 3951,
                    "per_person_per_night": 564,
                    "cabin_for_two": 7902
                },
                "suite": {
                    "per_person": 6050,
                    "per_person_per_night": 864,
                    "cabin_for_two": 12100
                }
            },
            "priced_on": "2026-10-01",
            "taxes_included": true,
            "book_url": "https://fantasize.net/cruise/avalon-envision-basel-to-amsterdam-7-nights-32a4cc5bbbb4?depart=2028-06-06&grade=outside"
        },
        {
            "sailing_id": "20238",
            "line": "Viking River",
            "tier": "River",
            "ship": "Viking Sigyn",
            "depart_date": "2028-06-20",
            "return_date": "2028-06-27",
            "nights": 7,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Amsterdam, The Netherlands",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Breisach am Rhein, Germany",
                "Cologne, Germany",
                "Rudesheim am Rhein, Germany",
                "Strasbourg, Alsace, France",
                "Amsterdam, The Netherlands",
                "Speyer, Germany",
                "Basel, Switzerland",
                "Kinderdijk, Netherlands",
                "Koblenz, Switzerland"
            ],
            "quoted_cabin": "balcony",
            "price_per_person": 3999,
            "price_per_person_per_night": 571,
            "cabin_for_two": 7998,
            "vs_usual": {
                "verdict": "typical",
                "percent_vs_usual": -7,
                "usual_per_person_per_night": 614,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 2799,
                    "per_person_per_night": 400,
                    "cabin_for_two": 5598
                },
                "balcony": {
                    "per_person": 3999,
                    "per_person_per_night": 571,
                    "cabin_for_two": 7998
                },
                "suite": {
                    "per_person": 6799,
                    "per_person_per_night": 971,
                    "cabin_for_two": 13598
                }
            },
            "priced_on": "2026-10-01",
            "taxes_included": false,
            "book_url": "https://fantasize.net/cruise/viking-sigyn-basel-to-amsterdam-7-nights-d5424d0686a1?depart=2028-06-20&grade=balcony"
        },
        {
            "sailing_id": "12128",
            "line": "Viking River",
            "tier": "River",
            "ship": "Viking Tialfi",
            "depart_date": "2028-06-24",
            "return_date": "2028-07-01",
            "nights": 7,
            "departs_from": "Basel, Switzerland",
            "ends_at": "Amsterdam, The Netherlands",
            "trip_type": "one_way",
            "region": "Europe",
            "ports_of_call": [
                "Strasbourg, Alsace, France",
                "Breisach am Rhein, Germany",
                "Rudesheim am Rhein, Germany",
                "Speyer, Germany",
                "Cologne, Germany",
                "Basel, Switzerland",
                "Amsterdam, The Netherlands",
                "Kinderdijk, Netherlands",
                "Koblenz, Switzerland"
            ],
            "quoted_cabin": "balcony",
            "price_per_person": 3999,
            "price_per_person_per_night": 571,
            "cabin_for_two": 7998,
            "vs_usual": {
                "verdict": "typical",
                "percent_vs_usual": -7,
                "usual_per_person_per_night": 614,
                "compared_with": "other dates of this sailing"
            },
            "price_cut": null,
            "prices": {
                "oceanview": {
                    "per_person": 2799,
                    "per_person_per_night": 400,
                    "cabin_for_two": 5598
                },
                "balcony": {
                    "per_person": 3999,
                    "per_person_per_night": 571,
                    "cabin_for_two": 7998
                },
                "suite": {
                    "per_person": 6799,
                    "per_person_per_night": 971,
                    "cabin_for_two": 13598
                }
            },
            "priced_on": "2026-10-01",
            "taxes_included": false,
            "book_url": "https://fantasize.net/cruise/viking-tialfi-basel-to-amsterdam-7-nights-e842da6002e7?depart=2028-06-24&grade=balcony"
        }
    ],
    "notes": [
        "Prices are US dollars per person, for the whole cruise, cabin for two sharing, taxes and port fees included (Viking River quotes exclude taxes), the cheapest cabin of that grade as sold through Cruisebound, read by Fantasize on the priced_on date. Fares move daily: quote the date with the price.",
        "book_url opens this exact sailing on fantasize.net; the person taps Book there to reserve it with Cruisebound (a licensed US cruise seller). The tools do not book or take payment.",
        "best_value ranks by the stronger of two measures: how far each fare sits below the usual price for the same cruise on other dates, else the same ship, line or tier with the same length and region (vs_usual says which), and how far the fare sits under its own typical price over the last 90 days (price_cut, from at least 4 earlier reads). Sailings with neither come after, cheapest per night first."
    ]
}