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Cheap flights from St. Louis to Tokyo from $412

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 4/30. 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

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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 - 3:25 pm
STL
-
NRT
33h 20m
2 stops
Air Canada Logo
5:35 pm - 8:25 pm
NRT
-
STL
16h 50m
1 stop
$901Air Canada
Mon, Apr 27 - Tue, May 5
Air Canada Logo
4:05 pm - 3:25 pm
STL
-
NRT
33h 20m
2 stops
Air Canada Logo
5:35 pm - 8:25 pm
NRT
-
STL
16h 50m
1 stop
$907Air Canada
Sat, Apr 25 - Fri, May 8
Air Canada Logo
4:05 pm - 3:25 pm
STL
-
NRT
33h 20m
2 stops
Air Canada Logo
5:35 pm - 12:06 pm
NRT
-
STL
32h 31m
2 stops
$909Air Canada
Mon, Apr 27 - Tue, May 5
Air Canada Logo
4:05 pm - 3:25 pm
STL
-
NRT
33h 20m
2 stops
Air Canada Logo
5:35 pm - 12:06 pm
NRT
-
STL
32h 31m
2 stops
$915Air Canada
Tue, Apr 28 - Mon, May 11
Air Canada Logo
4:05 pm - 2:55 pm
STL
-
NRT
32h 50m
2 stops
Air Canada Logo
5:35 pm - 8:25 pm
NRT
-
STL
16h 50m
1 stop
$923Air Canada
Sun, Apr 19 - Tue, May 5
Air Canada Logo
4:05 pm - 2:55 pm
STL
-
NRT
32h 50m
2 stops
Air Canada Logo
5:35 pm - 12:06 pm
NRT
-
STL
32h 31m
2 stops
$924Air Canada
Sun, Apr 19 - Tue, May 5
Air Canada Logo
4:05 pm - 3:50 pm
STL
-
NRT
33h 45m
1 stop
Air Canada Logo
5:35 pm - 8:25 pm
NRT
-
STL
16h 50m
1 stop
$927Air Canada
Sun, Apr 19 - Tue, May 5
Air Canada Logo
12:10 pm - 3:40 pm
STL
-
NRT
37h 30m
1 stop
Air Canada Logo
4:55 pm - 8:00 pm
NRT
-
STL
41h 05m
2 stops
$938Air Canada
Mon, Sep 7 - Tue, Sep 15
Air Canada Logo
12:10 pm - 3:40 pm
STL
-
NRT
37h 30m
1 stop
Air Canada Logo
5:40 pm - 2:00 pm
NRT
-
STL
34h 20m
2 stops
$941Air Canada
Mon, Sep 7 - Wed, Sep 16
Air Canada Logo
5:00 am - 3:25 pm
STL
-
NRT
20h 25m
2 stops
Air Canada Logo
4:55 pm - 2:00 pm
NRT
-
STL
35h 05m
2 stops
$942Air Canada
Mon, Sep 7 - Tue, Sep 15

Japan Airlines flights from St. Louis to Tokyo Narita Airport

Our best Japan Airlines deals on St. Louis to Tokyo Narita Airport flight tickets
Japan Airlines
Aug 31
STL8:35 amLambert-St Louis
14h 50m
1 stop
NRT1:25 pmTokyo Narita
Sep 8
NRT5:20 pmTokyo Narita
19h 48m
1 stop
STL11:08 pmLambert-St Louis
$1,001
Japan Airlines
Aug 12
STL8:35 amLambert-St Louis
14h 50m
1 stop
NRT1:25 pmTokyo Narita
Aug 20
NRT7:10 pmTokyo Narita
41h 58m
2 stops
STL11:08 pmLambert-St Louis
$1,004
Japan Airlines
Aug 2
STL7:00 amLambert-St Louis
16h 25m
1 stop
NRT1:25 pmTokyo Narita
Oct 27
NRT5:05 pmTokyo Narita
20h 00m
1 stop
STL11:05 pmLambert-St Louis
$1,020

Air Canada flights from St. Louis to Tokyo Narita Airport

Our best Air Canada deals on St. Louis to Tokyo Narita Airport flight tickets
Air Canada
Apr 27
STL4:05 pmLambert-St Louis
33h 20m
2 stops
NRT3:25 pmTokyo Narita
May 5
NRT5:35 pmTokyo Narita
16h 50m
1 stop
STL8:25 pmLambert-St Louis
$901
Air Canada
Apr 25
STL4:05 pmLambert-St Louis
33h 20m
2 stops
NRT3:25 pmTokyo Narita
May 8
NRT5:35 pmTokyo Narita
16h 50m
1 stop
STL8:25 pmLambert-St Louis
$907
Air Canada
Apr 27
STL4:05 pmLambert-St Louis
33h 20m
2 stops
NRT3:25 pmTokyo Narita
May 5
NRT5:35 pmTokyo Narita
32h 31m
2 stops
STL12:06 pmLambert-St Louis
$909

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Tokyo Narita Airport 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 March 14, 2026.
Use the filters below to find and compare flights from St. Louis to Tokyo Narita Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 4/27

4:05 pm-3:25 pm

2 stops33h 20m

Tokyo Narita

Tue 5/5

5:35 pm-8:25 pm

1 stop16h 50m

$901

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sat 4/25

4:05 pm-3:25 pm

2 stops33h 20m

Tokyo Narita

Fri 5/8

5:35 pm-8:25 pm

1 stop16h 50m

$907

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 4/27

4:05 pm-3:25 pm

2 stops33h 20m

Tokyo Narita

Tue 5/5

5:35 pm-12:06 pm

2 stops32h 31m

$909

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 4/28

4:05 pm-3:25 pm

2 stops33h 20m

Tokyo Narita

Mon 5/11

5:35 pm-12:06 pm

2 stops32h 31m

$915
Quickest round-trip

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sun 4/19

4:05 pm-2:55 pm

2 stops32h 50m

Tokyo Narita

Tue 5/5

5:35 pm-8:25 pm

1 stop16h 50m

$923

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sun 4/19

4:05 pm-2:55 pm

2 stops32h 50m

Tokyo Narita

Tue 5/5

5:35 pm-12:06 pm

2 stops32h 31m

$924

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sun 4/19

4:05 pm-3:50 pm

1 stop33h 45m

Tokyo Narita

Tue 5/5

5:35 pm-8:25 pm

1 stop16h 50m

$927

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 9/7

12:10 pm-3:40 pm

1 stop37h 30m

Tokyo Narita

Tue 9/15

4:55 pm-8:00 pm

2 stops41h 05m

$938

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 9/7

12:10 pm-3:40 pm

1 stop37h 30m

Tokyo Narita

Wed 9/16

5:40 pm-2:00 pm

2 stops34h 20m

$941

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 9/7

5:00 am-3:25 pm

2 stops20h 25m

Tokyo Narita

Tue 9/15

4:55 pm-2:00 pm

2 stops35h 05m

$942

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 Narita Airport

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 Narita Airport?

What is the cheapest month to fly to Tokyo Narita Airport?

The month of September is, on average, the cheapest month to fly to Tokyo Narita Airport from St. Louis, with most prices found around $780. If you are unable to visit Tokyo Narita Airport during the month of September, then departing from St. Louis during the month August is also very affordable. Most momondo users find prices during this month for around $855.

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

You could potentially save up to 17% on your flight if you consider stops on a St. Louis to Tokyo Narita Airport flight.

When to book flights from St. Louis to Tokyo Narita Airport

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

Cheap St. Louis to Tokyo Narita Airport (STL to NRT) flight deals and tips

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

Fastest flight time

16h 02m

Direct flights

None
The fastest flight from St. Louis to Tokyo Narita Airport takes 16h 02m
There are no direct flights from St. Louis to Tokyo Narita Airport. There are no popular flight routes from St. Louis to Tokyo Narita Airport.
Search flight deals

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

    The distance between Lambert-St Louis and Tokyo Narita is about 6363.0 mi. 16h 02m is a normal flight duration for this route.

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

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

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

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

    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 Narita Airport.

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

    The required travel and health documents for your Tokyo Narita Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tokyo Narita Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from St. Louis to Tokyo Narita Airport

Compare and see reviews for airlines that fly from St. Louis to Tokyo Narita Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $593Free CancellationRating
7.1
11,464 reviews
Search American Airlines flights
Air CanadaPriceFrom $673Free CancellationRating
7.1
10,800 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $709Free CancellationRating
8.3
1,730 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $751Free CancellationRating
7.4
9,423 reviews
Search United Airlines flights
ANAPriceFrom $785Free CancellationRating
8.4
1,127 reviews
Search ANA flights

Traveling to a place near Tokyo?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Tokyo for you.

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

All flight searches from St. Louis to Tokyo on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Tokyo.

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

Price alerts on flights to Tokyo from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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