$537 Cheap flight deals from St. Louis (STL) to Osaka (OSA)

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This Weekend's Flight Deals from St. Louis to Osaka

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 30 - Sat, Jun 6
STL
Lambert-St. Louis Intl.
KIX
Kansai Intl.
$1,805 Roundtrip, found 1 day ago
$1,805
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, May 30 from Lambert-St. Louis Intl. to Kansai Intl., returning Sat, Jun 6, priced at $1,805 found 1 day ago
Sat, May 30 - Sat, Jun 6
STL
Lambert-St. Louis Intl.
ITM
Itami
$2,680 Roundtrip, found 1 day ago
$2,680
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, May 30 from Lambert-St. Louis Intl. to Itami, returning Sat, Jun 6, priced at $2,680 found 1 day ago

Airfares from $537 One Way, $1,112 Round Trip from St. Louis to Osaka

Prices starting at $1,112 for return flights and $537 for one-way flights to Osaka were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 26 - Tue, Dec 22
STL
St. Louis
ITM
Osaka
$1,112 Roundtrip, found 4 hours ago
$1,112
Roundtrip
found 4 hours ago
Select All Nippon Airways flight, departing Wed, Aug 26 from St. Louis to Osaka, returning Tue, Dec 22, priced at $1,112 found 4 hours ago
Tue, Sep 8 - Tue, Oct 6
STL
St. Louis
KIX
Osaka
$1,200 Roundtrip, found 10 hours ago
$1,200
Roundtrip
found 10 hours ago
Select All Nippon Airways flight, departing Tue, Sep 8 from St. Louis to Osaka, returning Tue, Oct 6, priced at $1,200 found 10 hours ago
Thu, Sep 10 - Wed, Sep 16
STL
St. Louis
KIX
Osaka
$1,286 Roundtrip, found 4 days ago
$1,286
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Thu, Sep 10 from St. Louis to Osaka, returning Wed, Sep 16, priced at $1,286 found 4 days ago
Tue, Jan 19 - Wed, Feb 3
STL
St. Louis
UKB
Kobe
$1,302 Roundtrip, found 5 days ago
$1,302
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Tue, Jan 19 from St. Louis to Kobe, returning Wed, Feb 3, priced at $1,302 found 5 days ago
Tue, Sep 22 - Wed, Oct 7
STL
St. Louis
KIX
Osaka
$1,391 Roundtrip, found 5 days ago
$1,391
Roundtrip
found 5 days ago
Select Japan Airlines flight, departing Tue, Sep 22 from St. Louis to Osaka, returning Wed, Oct 7, priced at $1,391 found 5 days ago

More About Flying To Osaka from St. Louis

Route Information for Flights from St. Louis to Osaka

Origin Airport IATA Code
STL
Destination Airport IATA Code
OSA
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

St. Louis to Osaka

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Frequently asked questions

What is the shortest flight from St. Louis to Osaka?
With a minimum flight duration of 16 hours and 29 minutes, you'll want to be as comfortable as possible. Collected some nice air points? Think about using them to upgrade to a seat with more room on your St. Louis to Osaka trip.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.