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Cheap flights from St. Louis to Tokyo from $469

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Tokyo departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Tokyo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
4:05 pm - 4:40 pmSTL  Lambert-St Louis-NRT Tokyo Narita
33h 35m2 stops Toronto Pearson Intl Vancouver Intl
Air Canada Logo
6:45 pm - 2:30 pmNRT  Tokyo Narita-STL Lambert-St Louis
34h 45m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$825Air Canada
Wed, Dec 2 - Tue, Dec 8
Air Canada Logo
4:05 pm - 4:30 pmSTL  Lambert-St Louis-NRT Tokyo Narita
33h 25m1 stop Toronto Pearson Intl
Air Canada Logo
6:45 pm - 2:30 pmNRT  Tokyo Narita-STL Lambert-St Louis
34h 45m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$825Air Canada
Wed, Dec 2 - Tue, Dec 8
ANA Logo
6:30 am - 4:30 pmSTL  Lambert-St Louis-NRT Tokyo Narita
43h 00m1 stop Montreal Pierre Elliott Trudeau Intl
ANA Logo
6:45 pm - 3:26 pmNRT  Tokyo Narita-STL Lambert-St Louis
35h 41m1 stop Toronto Pearson Intl
$894ANA
Mon, Feb 1 - Wed, Feb 17
ANA Logo
8:55 am - 3:50 pmSTL  Lambert-St Louis-NRT Tokyo Narita
16h 55m1 stop Toronto Pearson Intl
ANA Logo
5:50 pm - 8:20 pmNRT  Tokyo Narita-STL Lambert-St Louis
16h 30m1 stop Toronto Pearson Intl
$930ANA
Mon, Sep 7 - Mon, Sep 28
Multiple Airlines Logo
8:55 am - 10:30 pmSTL  Lambert-St Louis-HND Tokyo Haneda
23h 35m2 stops Toronto Pearson Intl Osaka Kansai Intl
Multiple Airlines Logo
6:05 pm - 6:41 pmHND  Tokyo Haneda-STL Lambert-St Louis
38h 36m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$1,036Multiple Airlines
Tue, Sep 1 - Wed, Sep 9
Multiple Airlines Logo
2:40 pm - 10:30 pmSTL  Lambert-St Louis-HND Tokyo Haneda
41h 50m2 stops Toronto Pearson Intl Osaka Kansai Intl
Multiple Airlines Logo
6:05 pm - 2:17 pmHND  Tokyo Haneda-STL Lambert-St Louis
34h 12m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$1,043Multiple Airlines
Mon, Sep 7 - Mon, Sep 28
United Airlines Logo
7:30 am - 5:45 pmSTL  Lambert-St Louis-HND Tokyo Haneda
19h 15m1 stop Chicago O'Hare Intl
United Airlines Logo
6:20 pm - 9:13 pmHND  Tokyo Haneda-STL Lambert-St Louis
17h 53m1 stop Chicago O'Hare Intl
$1,109United Airlines
Tue, Nov 17 - Tue, Dec 1
United Airlines Logo
8:35 am - 7:00 pmSTL  Lambert-St Louis-HND Tokyo Haneda
20h 25m2 stops Houston George Bush Intcntl Seattle/Tacoma Intl
United Airlines Logo
10:40 am - 11:57 amHND  Tokyo Haneda-STL Lambert-St Louis
15h 17m1 stop Chicago O'Hare Intl
$1,109United Airlines
Tue, Sep 1 - Wed, Sep 9
Delta Logo
10:45 am - 5:45 pmSTL  Lambert-St Louis-HND Tokyo Haneda
16h 00m1 stop Detroit Metropolitan Wayne County
Delta Logo
5:15 pm - 4:54 pmHND  Tokyo Haneda-STL Lambert-St Louis
14h 39m1 stop Minneapolis St Paul
$1,109Delta
Tue, Jan 12 - Thu, Jan 21
Delta Logo
6:45 am - 5:45 pmSTL  Lambert-St Louis-HND Tokyo Haneda
20h 00m1 stop Detroit Metropolitan Wayne County
Delta Logo
5:15 pm - 11:18 pmHND  Tokyo Haneda-STL Lambert-St Louis
21h 03m1 stop Minneapolis St Paul
$1,109Delta
Wed, Jan 13 - Tue, Jan 26

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Air Canada flights from St. Louis to Tokyo

Our best Air Canada deals on St. Louis to Tokyo flight tickets
Air Canada
Dec 2
STL4:05 pmLambert-St Louis
33h 35m
2 stops
NRT4:40 pmTokyo Narita
Dec 8
NRT6:45 pmTokyo Narita
34h 45m
2 stops
STL2:30 pmLambert-St Louis
$825
Air Canada
Feb 1
STL4:05 pmLambert-St Louis
33h 25m
2 stops
NRT4:30 pmTokyo Narita
Feb 16
NRT6:15 pmTokyo Narita
37h 41m
2 stops
STL4:56 pmLambert-St Louis
$827
Air Canada
Jan 31
STL1:08 pmLambert-St Louis
36h 22m
2 stops
NRT4:30 pmTokyo Narita
Feb 18
NRT6:15 pmTokyo Narita
38h 51m
2 stops
STL6:06 pmLambert-St Louis
$828

ANA flights from St. Louis to Tokyo

Our best ANA deals on St. Louis to Tokyo flight tickets
ANA
Feb 1
STL6:30 amLambert-St Louis
43h 00m
1 stop
NRT4:30 pmTokyo Narita
Feb 17
NRT6:45 pmTokyo Narita
35h 41m
1 stop
STL3:26 pmLambert-St Louis
$894
ANA
Sep 7
STL8:55 amLambert-St Louis
16h 55m
1 stop
NRT3:50 pmTokyo Narita
Sep 14
NRT5:50 pmTokyo Narita
16h 30m
1 stop
STL8:20 pmLambert-St Louis
$930
ANA
Sep 7
STL8:55 amLambert-St Louis
16h 45m
1 stop
HND3:40 pmTokyo Haneda
Sep 28
HND6:05 pmTokyo Haneda
16h 15m
1 stop
STL8:20 pmLambert-St Louis
$1,030

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Tokyo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 11, 2026.
Use the filters below to find and compare flights from St. Louis to Tokyo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Wed 12/2

4:05 pm-4:40 pm

2 stops33h 35m

Tokyo Narita

Tue 12/8

6:45 pm-2:30 pm

2 stops34h 45m

$825

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Wed 12/2

4:05 pm-4:30 pm

1 stop33h 25m

Tokyo Narita

Tue 12/8

6:45 pm-2:30 pm

2 stops34h 45m

$825

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Mon 2/1

6:30 am-4:30 pm

1 stop43h 00m

Tokyo Narita

Wed 2/17

6:45 pm-3:26 pm

1 stop35h 41m

$894

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Mon 9/7

8:55 am-3:50 pm

1 stop16h 55m

Tokyo Narita

Mon 9/28

5:50 pm-8:20 pm

1 stop16h 30m

$930

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Tue 9/1

8:55 am-10:30 pm

2 stops23h 35m

Tokyo Haneda

Wed 9/9

6:05 pm-6:41 pm

2 stops38h 36m

$1,036

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Mon 9/7

2:40 pm-10:30 pm

2 stops41h 50m

Tokyo Haneda

Mon 9/28

6:05 pm-2:17 pm

2 stops34h 12m

$1,043

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Tue 11/17

7:30 am-5:45 pm

1 stop19h 15m

Tokyo Haneda

Tue 12/1

6:20 pm-9:13 pm

1 stop17h 53m

$1,109

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Tue 9/1

8:35 am-7:00 pm

2 stops20h 25m

Tokyo Haneda

Wed 9/9

10:40 am-11:57 am

1 stop15h 17m

$1,109
Quickest round-trip

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Tue 1/12

10:45 am-5:45 pm

1 stop16h 00m

Tokyo Haneda

Thu 1/21

5:15 pm-4:54 pm

1 stop14h 39m

$1,109

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Wed 1/13

6:45 am-5:45 pm

1 stop20h 00m

Tokyo Haneda

Tue 1/26

5:15 pm-11:18 pm

1 stop21h 03m

$1,109

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Tokyo from

How to get the cheapest flight ticket from St. Louis to Tokyo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between St. Louis and Tokyo?

Prices are currently low for flights on this route.

Typical prices usually range from $939 to $1,210.
The lowest price recently found on this route was $825.

What is the cheapest month to fly to Tokyo?

The cheapest month to fly to Tokyo from St. Louis is in February. Flight prices, which tend to average around $802, are often lower during this time because this is during the off-season. If you’re not able to fly to Tokyo in February, then January is your next best option. Flight prices from St. Louis to Tokyo during January average around $898.

Can stopping save me money on St. Louis to Tokyo flights?

You could potentially save up to 51% on your flight if you consider stops on a St. Louis to Tokyo flight.

How have St. Louis to Tokyo flight prices changed over time?

As of August 2026, prices for St. Louis to Tokyo flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from St. Louis to Tokyo

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Tokyo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Tokyo (STL to TYO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Tokyo

Fastest flight time

16h 45m

Direct flights

None
The fastest flight from St. Louis to Tokyo takes 16h 45m
There are no direct flights from St. Louis to Tokyo. There are no popular flight routes from St. Louis to Tokyo.
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Frequently asked questions about flying from St. Louis to Tokyo

  • How far is Lambert-St Louis to Tokyo by plane?

    The straight-line distance from Lambert-St Louis to Tokyo is 6388.4 mi. By plane, this route typically takes 16h 45m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Tokyo?

    Prices for flights from Lambert-St Louis Airport to Tokyo were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Tokyo?

  • How old do you have to be to fly from Lambert-St Louis Airport to Tokyo?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Tokyo.

  • What documentation or ID do you need to fly to Tokyo?

    The travel and health documents you'll need for your trip to Tokyo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Tokyo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Tokyo?

Best airlines flying from St. Louis to Tokyo

Compare and see reviews for airlines that fly from St. Louis to Tokyo with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $593Free CancellationRating
7.1
11,902 reviews
Search American Airlines flights
Air CanadaPriceFrom $667Free CancellationRating
7.1
11,462 reviews
Search Air Canada flights
United AirlinesPriceFrom $697Free CancellationRating
7.4
10,102 reviews
Search United Airlines flights
DeltaPriceFrom $739Free CancellationRating
7.8
8,506 reviews
Search Delta flights
ANAPriceFrom $785Free CancellationRating
8.3
1,294 reviews
Search ANA flights
Japan AirlinesPriceFrom $846Free CancellationRating
8.3
1,897 reviews
Search Japan Airlines flights

Traveling to a place near Tokyo?

Book flights to Tokyo if you plan to visit one of these locations
Hakone
Urayasu
Izu
Kawasaki
Kusatsu
Chiba
Yamanouchi
Atami
Karuizawa
Saitama
Kamakura
Yokosuka
Kawagoe
Fujiyoshida
Fujisawa
Minakami
Numazu
Sagamihara
Tsukuba
Odawara

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Tokyo?

It is quick and easy to find St. Louis to Tokyo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Tokyo that suits you.

Can I find flights from St. Louis to Tokyo with flexible booking policies on momondo?

momondo does allow users to show only those flights to Tokyo from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Tokyo?

momondo provides multiple filters to help you find the best flight to Tokyo from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Tokyo right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Tokyo flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Japan

Fly into one of these airports located in Tokyo

Airports listed have a maximum distance of 35.1 mi from Tokyo
Tokyo Haneda Airport
Tokyo Narita Airport