What is the cheapest airline that flies from Lambert-St Louis to Tokyo?

Cathay Pacific is the most popular carrier operating from Lambert-St Louis to Tokyo

Which layover airport has the shortest connection time from St. Louis to Tokyo?

Detroit (DTW) has the shortest average layover time for this route: 1h 30m.

Which layover airport has the shortest travel time from St. Louis to Tokyo?

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 15h 43m.

Which airport is the most popular layover for flights between St. Louis and Tokyo?

Chicago (ORD) was the most common stop: 58% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from St. Louis to Tokyo?

Flights via San Francisco (SFO) offer the lowest average round-trip price of $759.

What airlines fly to Tokyo?

United Airlines, Delta and Japan Airlines are the top three most popular airlines that fly to Tokyo from St. Louis according to our data. United Airlines is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Tokyo. Keep in mind that there are 6 different airlines that fly to Tokyo on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Lambert-St Louis Airport to Tokyo is 6 as of September 2026.

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.

$446 Cheap Flights from St. Louis to Tokyo in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Tokyo

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:50 am - 4:30 pmSTL Lambert-St Louis-NRT Tokyo Narita

38h 40m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

6:45 pm - 9:13 pmNRT Tokyo Narita-STL Lambert-St Louis

41h 28m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$913Air Canada

Mon, Feb 1 - Tue, Feb 16

4:05 pm - 4:40 pmSTL Lambert-St Louis-NRT Tokyo Narita

33h 35m2 stops Toronto Pearson Intl Vancouver Intl

6:45 pm - 3:26 pmNRT Tokyo Narita-STL Lambert-St Louis

35h 41m1 stop Toronto Pearson Intl

$921Air Canada

Mon, Feb 1 - Wed, Feb 17

4:05 pm - 4:40 pmSTL Lambert-St Louis-NRT Tokyo Narita

33h 35m2 stops Toronto Pearson Intl Vancouver Intl

6:45 pm - 3:26 pmNRT Tokyo Narita-STL Lambert-St Louis

35h 41m1 stop Toronto Pearson Intl

$981ANA

Sun, Jan 17 - Fri, Jan 29

4:05 pm - 4:40 pmSTL Lambert-St Louis-NRT Tokyo Narita

33h 35m2 stops Toronto Pearson Intl Vancouver Intl

6:45 pm - 3:26 pmNRT Tokyo Narita-STL Lambert-St Louis

35h 41m1 stop Toronto Pearson Intl

$981ANA

Sat, Jan 16 - Fri, Jan 29

8:00 am - 3:10 pmSTL Lambert-St Louis-NRT Tokyo Narita

17h 10m1 stop Chicago O'Hare Intl

5:00 pm - 9:21 pmNRT Tokyo Narita-STL Lambert-St Louis

18h 21m1 stop Chicago O'Hare Intl

$1,052United Airlines

Mon, Sep 21 - Wed, Sep 30

6:00 am - 2:45 pmSTL Lambert-St Louis-NRT Tokyo Narita

18h 45m2 stops Chicago O'Hare Intl Denver Intl

5:00 pm - 6:43 pmNRT Tokyo Narita-STL Lambert-St Louis

15h 43m1 stop San Francisco

$1,057United Airlines

Mon, Sep 21 - Wed, Sep 30

7:04 pm - 4:30 pmSTL Lambert-St Louis-NRT Tokyo Narita

30h 26m2 stops Chicago O'Hare Intl Toronto Pearson Intl

6:45 pm - 11:19 pmNRT Tokyo Narita-STL Lambert-St Louis

19h 34m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,106Multiple Airlines

Fri, Feb 19 - Sun, Feb 28

6:00 am - 3:05 pmSTL Lambert-St Louis-HND Tokyo Haneda

18h 05m1 stop Los Angeles Los Angeles

8:25 pm - 10:05 pmHND Tokyo Haneda-STL Lambert-St Louis

16h 40m1 stop Dallas/Fort Worth

$1,108American Airlines

Sun, Feb 7 - Fri, Feb 19

5:17 am - 3:40 pmSTL Lambert-St Louis-NRT Tokyo Narita

19h 23m1 stop Dallas/Fort Worth

5:30 pm - 10:05 pmNRT Tokyo Narita-STL Lambert-St Louis

19h 35m1 stop Dallas/Fort Worth

$1,110American Airlines

Mon, Feb 1 - Wed, Feb 17

6:00 am - 6:30 amSTL Lambert-St Louis-NRT Tokyo Narita

33h 30m2 stops Chicago O'Hare Intl Hong Kong Intl

9:35 pm - 11:59 pmNRT Tokyo Narita-STL Lambert-St Louis

41h 24m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,117Multiple Airlines

Tue, Nov 17 - Tue, Dec 1

Cheap last minute flights

Enter your travel dates to find the best prices.

7:00 am - 3:50 pmSTL Lambert-St Louis-HND Tokyo Haneda

18h 50m2 stops Dallas/Fort Worth Los Angeles Los Angeles

4:30 pm - 7:07 pmHND Tokyo Haneda-STL Lambert-St Louis

16h 37m1 stop Dallas/Fort Worth

$1,038American Airlines

Sun, Sep 13 - Tue, Sep 29

7:00 am - 2:20 pmSTL Lambert-St Louis-HND Tokyo Haneda

17h 20m1 stop Dallas/Fort Worth

4:30 pm - 7:07 pmHND Tokyo Haneda-STL Lambert-St Louis

16h 37m1 stop Dallas/Fort Worth

$1,038American Airlines

Sun, Sep 13 - Tue, Sep 29

6:00 am - 3:55 pmSTL Lambert-St Louis-NRT Tokyo Narita

43h 55m2 stops Los Angeles Los Angeles Hong Kong Intl

10:00 pm - 6:38 pmNRT Tokyo Narita-STL Lambert-St Louis

34h 38m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,112Multiple Airlines

Sun, Sep 13 - Tue, Sep 29

11:01 am - 9:35 pmSTL Lambert-St Louis-HND Tokyo Haneda

44h 34m2 stops Chicago O'Hare Intl Hong Kong Intl

4:20 pm - 11:43 pmHND Tokyo Haneda-STL Lambert-St Louis

45h 23m2 stops Hong Kong Intl Dallas/Fort Worth

$1,202Cathay Pacific

Mon, Sep 14 - Sun, Sep 20

2:40 pm - 3:25 pmSTL Lambert-St Louis-NRT Tokyo Narita

34h 45m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:50 pm - 6:41 pmNRT Tokyo Narita-STL Lambert-St Louis

38h 51m1 stop Montreal Pierre Elliott Trudeau Intl

$1,332Air Canada

Sun, Sep 13 - Tue, Sep 29

5:46 pm - 1:05 pmSTL Lambert-St Louis-HND Tokyo Haneda

29h 19m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

6:25 pm - 11:42 pmHND Tokyo Haneda-STL Lambert-St Louis

19h 17m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$1,337Delta

Sat, Sep 12 - Sat, Sep 19

1:40 pm - 2:15 pmSTL Lambert-St Louis-HND Tokyo Haneda

34h 35m1 stop Atlanta Hartsfield-Jackson

6:25 pm - 11:42 pmHND Tokyo Haneda-STL Lambert-St Louis

19h 17m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$1,343Delta

Sat, Sep 12 - Sat, Sep 19

6:00 am - 2:55 pmSTL Lambert-St Louis-NRT Tokyo Narita

18h 55m2 stops Chicago O'Hare Intl Vancouver Intl

5:50 pm - 8:20 pmNRT Tokyo Narita-STL Lambert-St Louis

16h 30m1 stop Toronto Pearson Intl

$1,349Air Canada

Sun, Sep 13 - Tue, Sep 29

8:30 am - 3:00 pmSTL Lambert-St Louis-NRT Tokyo Narita

16h 30m1 stop Dallas/Fort Worth

6:30 pm - 11:43 pmNRT Tokyo Narita-STL Lambert-St Louis

19h 13m1 stop Dallas/Fort Worth

$1,351Japan Airlines

Mon, Sep 14 - Sun, Sep 20

7:00 am - 2:20 pmSTL Lambert-St Louis-HND Tokyo Haneda

17h 20m1 stop Dallas/Fort Worth

4:30 pm - 11:43 pmHND Tokyo Haneda-STL Lambert-St Louis

21h 13m1 stop Dallas/Fort Worth

$1,363Japan Airlines

Mon, Sep 14 - Sun, Sep 20

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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 1

STL4:05 pmLambert-St Louis

33h 25m

2 stops

NRT4:30 pmTokyo Narita

Dec 9

NRT6:45 pmTokyo Narita

35h 41m

1 stop

STL3:26 pmLambert-St Louis

$933

Air Canada

Dec 1

STL6:33 amLambert-St Louis

19h 07m

2 stops

NRT4:40 pmTokyo Narita

Dec 9

NRT6:45 pmTokyo Narita

19h 29m

2 stops

STL11:14 pmLambert-St Louis

$946

Air Canada

Nov 1

STL4:05 pmLambert-St Louis

57h 25m

2 stops

NRT4:30 pmTokyo Narita

Nov 12

NRT6:45 pmTokyo Narita

35h 41m

2 stops

STL3:26 pmLambert-St Louis

$988

United Airlines flights from St. Louis to Tokyo

Our best United Airlines deals on St. Louis to Tokyo flight tickets

United Airlines

Sep 21

STL8:00 amLambert-St Louis

17h 10m

1 stop

NRT3:10 pmTokyo Narita

Sep 30

NRT5:00 pmTokyo Narita

18h 21m

1 stop

STL9:21 pmLambert-St Louis

$1,052

United Airlines

Sep 21

STL6:00 amLambert-St Louis

18h 45m

2 stops

NRT2:45 pmTokyo Narita

Sep 30

NRT5:00 pmTokyo Narita

15h 43m

1 stop

STL6:43 pmLambert-St Louis

$1,057

United Airlines

Sep 29

STL7:08 amLambert-St Louis

17h 52m

1 stop

NRT3:00 pmTokyo Narita

Oct 14

NRT5:00 pmTokyo Narita

19h 59m

1 stop

STL10:59 pmLambert-St Louis

$1,081

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Mon 2/1

10:50 am-4:30 pm

2 stops38h 40m

Tokyo Narita

Tue 2/16

6:45 pm-9:13 pm

2 stops41h 28m

$913

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Mon 2/1

4:05 pm-4:40 pm

2 stops33h 35m

Tokyo Narita

Wed 2/17

6:45 pm-3:26 pm

1 stop35h 41m

$921

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Sun 1/17

4:05 pm-4:40 pm

2 stops33h 35m

Tokyo Narita

Fri 1/29

6:45 pm-3:26 pm

1 stop35h 41m

$981

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Sat 1/16

4:05 pm-4:40 pm

2 stops33h 35m

Tokyo Narita

Fri 1/29

6:45 pm-3:26 pm

1 stop35h 41m

$981

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Mon 9/21

8:00 am-3:10 pm

1 stop17h 10m

Tokyo Narita

Wed 9/30

5:00 pm-9:21 pm

1 stop18h 21m

$1,052

Quickest round-trip

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Mon 9/21

6:00 am-2:45 pm

2 stops18h 45m

Tokyo Narita

Wed 9/30

5:00 pm-6:43 pm

1 stop15h 43m

$1,057

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Fri 2/19

7:04 pm-4:30 pm

2 stops30h 26m

Tokyo Narita

Sun 2/28

6:45 pm-11:19 pm

2 stops19h 34m

$1,106

St. LouisTokyo

STL Lambert-St Louis - HND Tokyo Haneda

STLHND

Lambert-St Louis

Sun 2/7

6:00 am-3:05 pm

1 stop18h 05m

Tokyo Haneda

Fri 2/19

8:25 pm-10:05 pm

1 stop16h 40m

$1,108

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Mon 2/1

5:17 am-3:40 pm

1 stop19h 23m

Tokyo Narita

Wed 2/17

5:30 pm-10:05 pm

1 stop19h 35m

$1,110

St. LouisTokyo

STL Lambert-St Louis - NRT Tokyo Narita

STLNRT

Lambert-St Louis

Tue 11/17

6:00 am-6:30 am

2 stops33h 30m

Tokyo Narita

Tue 12/1

9:35 pm-11:59 pm

2 stops41h 24m

$1,117

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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

Prices are currently typical for flights on this route.

Typical prices usually range from $835 to $1,160.
The lowest price recently found on this route was $913.

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	$446
Fastest flight time	15h 40m
Direct flights	None

The best one-way flight to Tokyo from St. Louis in the past 72 hours is $446. The best round-trip flight deal from St. Louis to Tokyo found on momondo in the last 72 hours is $913.

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?
The number of operators available for flights from Lambert-St Louis Airport to Tokyo is 6 as of September 2026.
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?
momondo data reveals that the most frequently booked airline on the route from St. Louis to Tokyo is United Airlines, representing 31% of all bookings. The subsequent popular airlines are Delta at 16%, Air Canada at 16%, and ANA at 14%.

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 Canada	PriceFrom $667	Free Cancellation	Rating 7.1 11,617 reviews	Search Air Canada flights
United Airlines	PriceFrom $697	Free Cancellation	Rating 7.4 10,208 reviews	Search United Airlines flights
American Airlines	PriceFrom $697	Free Cancellation	Rating 7.1 12,047 reviews	Search American Airlines flights
Delta	PriceFrom $739	Free Cancellation	Rating 7.8 8,561 reviews	Search Delta flights
ANA	PriceFrom $785	Free Cancellation	Rating 8.3 1,313 reviews	Search ANA flights
Japan Airlines	PriceFrom $846	Free Cancellation	Rating 8.3 1,913 reviews	Search Japan Airlines flights

Hakone

Urayasu

Izu

Kawasaki

Kusatsu

Saitama

Yamanouchi

Atami

Kamakura

Chiba

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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Fly into one of these airports located in Tokyo

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Cheap flights from St. Louis to Tokyo from $446

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 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from St. Louis to Tokyo

Our best Air Canada deals on St. Louis to Tokyo flight tickets

United Airlines flights from St. Louis to Tokyo

Our best United Airlines deals on St. Louis to Tokyo flight tickets

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

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

What is the cheapest month to fly to Tokyo?

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

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

What is the cheapest airline that flies from Lambert-St Louis to Tokyo?

What airlines fly to Tokyo?

Which airport is the most popular layover for flights between St. Louis and Tokyo?

Which layover airport offers the lowest fares from St. Louis to Tokyo?

Which layover airport has the shortest travel time from St. Louis to Tokyo?

Which layover airport has the shortest connection time from St. Louis to Tokyo?

When to book flights from St. Louis to Tokyo

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Traveling to a place near Tokyo?

Why use momondo?

An easier way to manage your Tokyo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Fly your favorite airline to Tokyo

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Tokyo

List of cabin classes available on flights landing in Tokyo. Availability may vary depending on flight origin and airline.

Popular cities in Japan

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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