Flights from Saint Louis to Japan from USD1,710*

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Most Popular Flights from Saint Louis to Japan

Saint Louis (STL)to

Kumamoto (KMJ)
May 28, 2026 - Jun 04, 2026

Round-trip

Economy

Starting from
USD2,336
Viewed: 1 hour ago

Saint Louis (STL)to

Kumamoto (KMJ)
May 28, 2026 - Jun 06, 2026

Round-trip

Economy

Starting from
USD2,386
Viewed: 1 hour ago

Saint Louis (STL)to

Kumamoto (KMJ)
May 26, 2026 - Jun 04, 2026

Round-trip

Economy

Starting from
USD2,734
Viewed: 1 hour ago

  • *Best fares found by others within the last 24hrs. They may no longer be available at time of booking. Modifying route or date selections may result in a different fare.
  • *All prices quoted are based on one adult Economy round-trip fare and include taxes and carrier-imposed surcharges. All fares, government taxes and surcharges are subject to change at any time prior to purchase.
  • *Fares are rounded up to 1 of the currency unit.
  • *Some flights may be operated by other airlines.
  • *Optional service fees may apply.
  • *Terms and conditions apply.

Top Domestic Flight Deals

  • Osaka (ITM)to

    Tokyo (HND)
    Depart Nov 30, 2026
    Starting from
    USD69
    Viewed: 19 hours ago
    One-way
    Economy

    Tokyo (HND)to

    Fukuoka (FUK)
    Depart Jul 14, 2026
    Starting from
    USD89
    Viewed: 8 hours ago
    One-way
    Economy

    Sapporo (SPK)to

    Tokyo (HND)
    Depart Sep 03, 2026
    Starting from
    USD83
    Viewed: 19 hours ago
    One-way
    Economy

    Tokyo (HND)to

    Osaka (ITM)
    Depart Oct 29, 2026
    Starting from
    USD69
    Viewed: 22 hours ago
    One-way
    Economy

  • Tokyo (HND)to

    Asahikawa (AKJ)
    Depart May 10, 2026
    Starting from
    USD249
    Viewed: 18 hours ago
    One-way
    Economy

    Osaka (OSA)to

    Okinawa (OKA)
    Depart Jul 24, 2026
    Starting from
    USD79
    Viewed: 13 hours ago
    One-way
    Economy

    Tokyo (TYO)to

    Osaka (OSA)
    Depart Oct 16, 2026
    Starting from
    USD69
    Viewed: 17 hours ago
    One-way
    Economy

    Osaka (ITM)to

    Okinawa (OKA)
    Depart Jun 29, 2026
    Starting from
    USD79
    Viewed: 46 minutes ago
    One-way
    Economy

  • Best fares found by others within the last 24hrs. They may no longer be available at time of booking. Modifying route or date selections may result in a different fare.
  • All prices quoted are based on one adult one way trip fare and include taxes and carrier-imposed surcharges. All fares, government taxes and surcharges are subject to change at any time prior to purchase.
  • Fares are rounded up to 1 of the currency unit.
  • Some flights may be operated by other airlines.
  • Optional service fees may apply.
  • Terms and conditions apply.

Saint Louis to Japan Flight Deals

Saint Louis to Japan Flight Deals
From
To
Fare Type
Dates
Price
Saint Louis (STL)Tokyo (HND)Round-trip
/
Economy		Oct 14, 2026 - Oct 28, 2026

Starting from

USD1,710

Viewed: 22 hours ago

Saint Louis (STL)Tokyo (HND)Round-trip
/
Economy		Feb 01, 2027 - Feb 08, 2027

Starting from

USD1,760

Viewed: 15 hours ago

Saint Louis (STL)Tokyo (TYO)Round-trip
/
Economy		Jun 21, 2026 - Jul 08, 2026

Starting from

USD2,281

Viewed: 12 hours ago

Saint Louis (STL)Okinawa (OKA)Round-trip
/
Economy		Jul 07, 2026 - Aug 18, 2026

Starting from

USD2,520

Viewed: 18 hours ago

  • *Best fares found by others within the last 24hrs. They may no longer be available at time of booking. Modifying route or date selections may result in a different fare.
  • *All prices quoted are based on one adult Economy round-trip fare and include taxes and carrier-imposed surcharges. All fares, government taxes and surcharges are subject to change at any time prior to purchase.
  • *Fares are rounded up to 1 of the currency unit.
  • *Some flights may be operated by other airlines.
  • *Optional service fees may apply.
  • *Terms and conditions apply.

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