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Cheap flights from St. Louis to Tokyo from $380

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
7:00 pm - 4:30 pmSTL  Lambert-St Louis-NRT Tokyo Narita
30h 30m2 stops Chicago O'Hare Intl Toronto Pearson Intl
Air Canada Logo
6:45 pm - 12:13 pmNRT  Tokyo Narita-STL Lambert-St Louis
32h 28m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$769Air Canada
Wed, Jan 13 - Wed, Jan 20
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 - 3:41 pmNRT  Tokyo Narita-STL Lambert-St Louis
35h 56m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$772Air Canada
Sun, Feb 7 - Thu, Feb 18
Multiple Airlines Logo
7:00 pm - 4:30 pmSTL  Lambert-St Louis-NRT Tokyo Narita
30h 30m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
6:45 pm - 11:09 pmNRT  Tokyo Narita-STL Lambert-St Louis
19h 24m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$796Multiple Airlines
Mon, Feb 1 - Wed, Feb 17
ANA Logo
1:09 pm - 9:05 pmSTL  Lambert-St Louis-HND Tokyo Haneda
16h 56m1 stop Chicago O'Hare Intl
ANA Logo
6:20 pm - 10:41 amHND  Tokyo Haneda-STL Lambert-St Louis
31h 21m1 stop Chicago O'Hare Intl
$863ANA
Mon, Feb 1 - Fri, Feb 12
ANA Logo
4:05 pm - 4:30 pmSTL  Lambert-St Louis-NRT Tokyo Narita
33h 25m1 stop Toronto Pearson Intl
ANA Logo
6:45 pm - 3:26 pmNRT  Tokyo Narita-STL Lambert-St Louis
35h 41m1 stop Toronto Pearson Intl
$876ANA
Wed, Jan 13 - Fri, Jan 22
Multiple Airlines Logo
4:05 pm - 4:30 pmSTL  Lambert-St Louis-NRT Tokyo Narita
33h 25m2 stops Toronto Pearson Intl Vancouver Intl
Multiple Airlines Logo
6:45 pm - 11:09 pmNRT  Tokyo Narita-STL Lambert-St Louis
19h 24m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$996Multiple Airlines
Fri, Feb 19 - Sun, Feb 28
Delta Logo
10:35 am - 4:15 pmSTL  Lambert-St Louis-HND Tokyo Haneda
15h 40m1 stop Detroit Metropolitan Wayne County
Delta Logo
3:15 pm - 11:54 pmHND  Tokyo Haneda-STL Lambert-St Louis
22h 39m1 stop Atlanta Hartsfield-Jackson
$1,017Delta
Tue, Oct 6 - Tue, Oct 13
Delta Logo
10:29 am - 4:15 pmSTL  Lambert-St Louis-HND Tokyo Haneda
15h 46m1 stop Detroit Metropolitan Wayne County
Delta Logo
4:05 pm - 4:43 pmHND  Tokyo Haneda-STL Lambert-St Louis
14h 38m1 stop Minneapolis St Paul
$1,017Delta
Sun, Oct 4 - Tue, Oct 13
United Airlines Logo
9:43 am - 3:25 pmSTL  Lambert-St Louis-HND Tokyo Haneda
15h 42m1 stop Chicago O'Hare Intl
United Airlines Logo
12:30 am - 12:40 pmHND  Tokyo Haneda-STL Lambert-St Louis
26h 10m2 stops Los Angeles Denver Intl
$1,081United Airlines
Tue, Sep 22 - Mon, Sep 28
United Airlines Logo
8:30 am - 3:25 pmSTL  Lambert-St Louis-HND Tokyo Haneda
16h 55m1 stop Chicago O'Hare Intl
United Airlines Logo
5:15 pm - 9:21 pmHND  Tokyo Haneda-STL Lambert-St Louis
18h 06m1 stop Chicago O'Hare Intl
$1,081United Airlines
Tue, Sep 22 - Tue, Sep 29

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American Airlines flights from St. Louis to Tokyo

Our best American Airlines deals on St. Louis to Tokyo flight tickets
American Airlines
Sep 13
STL7:00 amLambert-St Louis
18h 00m
1 stop
NRT3:00 pmTokyo Narita
Sep 29
NRT9:45 amTokyo Narita
14h 33m
1 stop
STL10:18 amLambert-St Louis
$993
American Airlines
Sep 7
STL6:36 amLambert-St Louis
17h 44m
1 stop
HND2:20 pmTokyo Haneda
Sep 30
HND7:45 pmTokyo Haneda
17h 45m
1 stop
STL11:30 pmLambert-St Louis
$1,049
American Airlines
Sep 7
STL6:00 amLambert-St Louis
19h 50m
1 stop
HND3:50 pmTokyo Haneda
Sep 30
HND7:45 pmTokyo Haneda
17h 45m
1 stop
STL11:30 pmLambert-St Louis
$1,050

Air Canada flights from St. Louis to Tokyo

Our best Air Canada deals on St. Louis to Tokyo flight tickets
Air Canada
Sep 7
STL12:10 pmLambert-St Louis
37h 15m
1 stop
NRT3:25 pmTokyo Narita
Sep 30
NRT5:50 pmTokyo Narita
38h 51m
1 stop
STL6:41 pmLambert-St Louis
$898
Air Canada
Sep 7
STL12:10 pmLambert-St Louis
37h 15m
1 stop
NRT3:25 pmTokyo Narita
Sep 28
NRT5:50 pmTokyo Narita
16h 30m
1 stop
STL8:20 pmLambert-St Louis
$903
Air Canada
Sep 7
STL12:10 pmLambert-St Louis
37h 15m
1 stop
NRT3:25 pmTokyo Narita
Sep 28
NRT5:50 pmTokyo Narita
34h 10m
2 stops
STL2:00 pmLambert-St Louis
$906

momondo Fare Finder

 
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 1/13

7:00 pm-4:30 pm

2 stops30h 30m

Tokyo Narita

Wed 1/20

6:45 pm-12:13 pm

2 stops32h 28m

$769

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Sun 2/7

4:05 pm-4:30 pm

1 stop33h 25m

Tokyo Narita

Thu 2/18

6:45 pm-3:41 pm

2 stops35h 56m

$772

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Mon 2/1

7:00 pm-4:30 pm

2 stops30h 30m

Tokyo Narita

Wed 2/17

6:45 pm-11:09 pm

2 stops19h 24m

$796

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Mon 2/1

1:09 pm-9:05 pm

1 stop16h 56m

Tokyo Haneda

Fri 2/12

6:20 pm-10:41 am

1 stop31h 21m

$863

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Wed 1/13

4:05 pm-4:30 pm

1 stop33h 25m

Tokyo Narita

Fri 1/22

6:45 pm-3:26 pm

1 stop35h 41m

$876

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Fri 2/19

4:05 pm-4:30 pm

2 stops33h 25m

Tokyo Narita

Sun 2/28

6:45 pm-11:09 pm

2 stops19h 24m

$996

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Tue 10/6

10:35 am-4:15 pm

1 stop15h 40m

Tokyo Haneda

Tue 10/13

3:15 pm-11:54 pm

1 stop22h 39m

$1,017
Quickest round-trip

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Sun 10/4

10:29 am-4:15 pm

1 stop15h 46m

Tokyo Haneda

Tue 10/13

4:05 pm-4:43 pm

1 stop14h 38m

$1,017

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Tue 9/22

9:43 am-3:25 pm

1 stop15h 42m

Tokyo Haneda

Mon 9/28

12:30 am-12:40 pm

2 stops26h 10m

$1,081

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Tue 9/22

8:30 am-3:25 pm

1 stop16h 55m

Tokyo Haneda

Tue 9/29

5:15 pm-9:21 pm

1 stop18h 06m

$1,081

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 $835 to $1,160.
The lowest price recently found on this route was $769.

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 $835, 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 24% 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 September 2026, prices for St. Louis to Tokyo flights are approximately 36% 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

Best Price Found

$380

Fastest flight time

15h 40m

Direct flights

None
The best one-way flight to Tokyo from St. Louis in the past 72 hours is $380. The best round-trip flight deal from St. Louis to Tokyo found on momondo in the last 72 hours is $769.
The fastest flight from St. Louis to Tokyo takes 15h 40m
There are no direct flights from St. Louis to Tokyo. There are no popular flight routes from St. Louis to Tokyo.
Search flight deals

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 15h 40m.

  • 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
Air CanadaPriceFrom $667Free CancellationRating
7.1
11,592 reviews
Search Air Canada flights
United AirlinesPriceFrom $697Free CancellationRating
7.4
10,173 reviews
Search United Airlines flights
American AirlinesPriceFrom $697Free CancellationRating
7.1
12,042 reviews
Search American Airlines flights
DeltaPriceFrom $739Free CancellationRating
7.8
8,557 reviews
Search Delta flights
ANAPriceFrom $785Free CancellationRating
8.3
1,312 reviews
Search ANA flights
Japan AirlinesPriceFrom $846Free CancellationRating
8.3
1,910 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
Saitama
Yamanouchi
Atami
Chiba
Kamakura
Karuizawa
Yokosuka
Fujiyoshida
Kawagoe
Fujisawa
Minakami
Yamanashi
Numazu
Sagamihara
Tsukuba

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

Tokyo Haneda Airport
Tokyo Narita Airport