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Cheap flights from St. Louis to Tokyo from $490

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 - 3:26 pmNRT  Tokyo Narita-STL Lambert-St Louis
35h 41m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$776Air Canada
Tue, Jan 26 - Mon, Feb 1
Air Canada Logo
4:05 pm - 4:30 pmSTL  Lambert-St Louis-NRT Tokyo Narita
57h 25m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
6:45 pm - 3:26 pmNRT  Tokyo Narita-STL Lambert-St Louis
35h 41m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$780Air Canada
Mon, Feb 1 - Tue, Feb 16
ANA Logo
7:30 am - 9:10 pmSTL  Lambert-St Louis-HND Tokyo Haneda
22h 40m1 stop Chicago O'Hare Intl
ANA Logo
10:25 am - 10:32 amHND  Tokyo Haneda-STL Lambert-St Louis
15h 07m1 stop Chicago O'Hare Intl
$799ANA
Tue, Nov 17 - Tue, Nov 24
ANA Logo
5:02 am - 5:45 pmSTL  Lambert-St Louis-HND Tokyo Haneda
21h 43m1 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
$804ANA
Sun, Feb 7 - Fri, Feb 19
American Airlines Logo
6:01 am - 3:05 pmSTL  Lambert-St Louis-HND Tokyo Haneda
18h 04m1 stop Los Angeles
American Airlines Logo
6:00 pm - 11:59 pmHND  Tokyo Haneda-STL Lambert-St Louis
20h 59m1 stop Los Angeles
$809American Airlines
Mon, Feb 1 - Wed, Feb 17
American Airlines Logo
9:41 am - 6:25 pmSTL  Lambert-St Louis-HND Tokyo Haneda
17h 44m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 pm - 11:59 pmHND  Tokyo Haneda-STL Lambert-St Louis
20h 59m1 stop Los Angeles
$810American Airlines
Mon, Feb 1 - Wed, Feb 17
United Airlines Logo
8:00 am - 4:50 pmSTL  Lambert-St Louis-HND Tokyo Haneda
17h 50m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
4:50 pm - 7:30 pmHND  Tokyo Haneda-STL Lambert-St Louis
17h 40m1 stop Washington, D.C. Dulles Intl
$812United Airlines
Wed, Nov 25 - Wed, Dec 16
United Airlines Logo
9:40 am - 5:45 pmSTL  Lambert-St Louis-HND Tokyo Haneda
17h 05m1 stop Chicago O'Hare Intl
United Airlines Logo
6:20 pm - 6:16 pmHND  Tokyo Haneda-STL Lambert-St Louis
14h 56m1 stop Chicago O'Hare Intl
$812United Airlines
Mon, Nov 16 - Tue, Dec 8
Delta Logo
10:57 am - 5:45 pmSTL  Lambert-St Louis-HND Tokyo Haneda
15h 48m1 stop Detroit Metropolitan Wayne County
Delta Logo
4:50 pm - 11:18 pmHND  Tokyo Haneda-STL Lambert-St Louis
21h 28m1 stop Minneapolis St Paul
$825Delta
Sun, Feb 7 - Fri, Feb 19
Delta Logo
6:00 am - 5:45 pmSTL  Lambert-St Louis-HND Tokyo Haneda
20h 45m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County
Delta Logo
4:25 pm - 12:05 amHND  Tokyo Haneda-STL Lambert-St Louis
22h 40m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$829Delta
Tue, Dec 1 - Tue, Dec 15

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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
Jan 26
STL4:05 pmLambert-St Louis
33h 35m
2 stops
NRT4:40 pmTokyo Narita
Feb 1
NRT6:45 pmTokyo Narita
35h 41m
2 stops
STL3:26 pmLambert-St Louis
$776
Air Canada
Feb 1
STL4:05 pmLambert-St Louis
57h 25m
2 stops
NRT4:30 pmTokyo Narita
Feb 16
NRT6:45 pmTokyo Narita
35h 41m
2 stops
STL3:26 pmLambert-St Louis
$780
Air Canada
Nov 30
STL4:05 pmLambert-St Louis
33h 35m
2 stops
NRT4:40 pmTokyo Narita
Dec 8
NRT6:45 pmTokyo Narita
35h 41m
2 stops
STL3:26 pmLambert-St Louis
$781

Cathay Pacific flights from St. Louis to Tokyo

Our best Cathay Pacific deals on St. Louis to Tokyo flight tickets
Cathay Pacific
Nov 11
STL6:00 amLambert-St Louis
33h 30m
2 stops
NRT6:30 amTokyo Narita
Nov 16
NRT9:35 pmTokyo Narita
37h 44m
2 stops
STL8:19 pmLambert-St Louis
$1,202
Cathay Pacific
Nov 4
STL6:00 amLambert-St Louis
33h 30m
2 stops
NRT6:30 amTokyo Narita
Nov 18
NRT3:30 pmTokyo Narita
47h 29m
3 stops
STL11:59 pmLambert-St Louis
$1,225
Cathay Pacific
Nov 10
STL6:00 amLambert-St Louis
40h 10m
2 stops
NRT1:10 pmTokyo Narita
Nov 16
NRT9:35 pmTokyo Narita
37h 44m
2 stops
STL8:19 pmLambert-St Louis
$1,255

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

Tue 1/26

4:05 pm-4:40 pm

2 stops33h 35m

Tokyo Narita

Mon 2/1

6:45 pm-3:26 pm

2 stops35h 41m

$776

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Mon 2/1

4:05 pm-4:30 pm

2 stops57h 25m

Tokyo Narita

Tue 2/16

6:45 pm-3:26 pm

2 stops35h 41m

$780

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Tue 11/17

7:30 am-9:10 pm

1 stop22h 40m

Tokyo Haneda

Tue 11/24

10:25 am-10:32 am

1 stop15h 07m

$799

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Sun 2/7

5:02 am-5:45 pm

1 stop21h 43m

Tokyo Haneda

Fri 2/19

6:20 pm-10:41 am

1 stop31h 21m

$804

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Mon 2/1

6:01 am-3:05 pm

1 stop18h 04m

Tokyo Haneda

Wed 2/17

6:00 pm-11:59 pm

1 stop20h 59m

$809

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Mon 2/1

9:41 am-6:25 pm

1 stop17h 44m

Tokyo Haneda

Wed 2/17

6:00 pm-11:59 pm

1 stop20h 59m

$810

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Wed 11/25

8:00 am-4:50 pm

1 stop17h 50m

Tokyo Haneda

Wed 12/16

4:50 pm-7:30 pm

1 stop17h 40m

$812
Quickest round-trip

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Mon 11/16

9:40 am-5:45 pm

1 stop17h 05m

Tokyo Haneda

Tue 12/8

6:20 pm-6:16 pm

1 stop14h 56m

$812

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Sun 2/7

10:57 am-5:45 pm

1 stop15h 48m

Tokyo Haneda

Fri 2/19

4:50 pm-11:18 pm

1 stop21h 28m

$825

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Tue 12/1

6:00 am-5:45 pm

2 stops20h 45m

Tokyo Haneda

Tue 12/15

4:25 pm-12:05 am

2 stops22h 40m

$829

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 $890 to $1,397.
The lowest price recently found on this route was $776.

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 $860, 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 $933.

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

You could potentially save up to 22% 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 October 2026, prices for St. Louis to Tokyo flights are approximately 124% more expensive 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

$490

Fastest flight time

15h 43m

Direct flights

None
The best one-way flight to Tokyo from St. Louis in the past 72 hours is $490. The best round-trip flight deal from St. Louis to Tokyo found on momondo in the last 72 hours is $776.
The fastest flight from St. Louis to Tokyo takes 15h 43m
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 43m.

  • 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
11,833 reviews
Search Air Canada flights
United AirlinesPriceFrom $697Free CancellationRating
7.3
10,453 reviews
Search United Airlines flights
American AirlinesPriceFrom $697Free CancellationRating
7.0
12,210 reviews
Search American Airlines flights
DeltaPriceFrom $739Free CancellationRating
7.8
8,694 reviews
Search Delta flights
ANAPriceFrom $785Free CancellationRating
8.3
1,338 reviews
Search ANA flights
Japan AirlinesPriceFrom $958Free CancellationRating
8.3
1,954 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
Izu
Urayasu
Kawasaki
Saitama
Atami
Kamakura
Yokosuka
Chiba
Yamanouchi
Karuizawa
Kusatsu
Fujiyoshida
Kawagoe
Fujisawa
Yamanashi
Odawara
Numazu
Minakami
Sagamihara

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