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Cheap flights from St. Louis to Tokyo from $332

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 11/5. 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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Cheap round-trip flights

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Alaska Airlines Logo
3:23 pm - 4:00 pmSTL-NRT
33h 37m1 stop
Alaska Airlines Logo
6:30 pm - 11:59 pmNRT-STL
20h 29m1 stop
$691Alaska Airlines
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Mon, Dec 8 - Wed, Dec 24
Alaska Airlines Logo
5:26 pm - 4:00 pmSTL-NRT
31h 34m1 stop
Alaska Airlines Logo
6:30 pm - 10:51 pmNRT-STL
19h 21m1 stop
$709Alaska Airlines
Find Deal
Tue, Jan 6 - Fri, Jan 23
Alaska Airlines Logo
5:26 pm - 4:00 pmSTL-NRT
31h 34m1 stop
Alaska Airlines Logo
6:30 pm - 1:54 pmNRT-STL
34h 24m1 stop
$717Alaska Airlines
Find Deal
Tue, Jan 6 - Tue, Jan 20
American Airlines Logo
7:00 am - 3:30 pmSTL-NRT
17h 30m1 stop
American Airlines Logo
5:30 pm - 10:47 pmNRT-STL
20h 17m1 stop
$746American Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 17
United Airlines Logo
6:00 am - 3:30 pmSTL-NRT
18h 30m1 stop
United Airlines Logo
5:45 pm - 10:00 pmNRT-STL
19h 15m1 stop
$747United Airlines
Find Deal
Wed, Dec 31 - Wed, Jan 21
United Airlines Logo
6:00 am - 3:30 pmSTL-NRT
18h 30m1 stop
United Airlines Logo
5:35 pm - 7:27 pmNRT-STL
16h 52m2 stops
$751United Airlines
Find Deal
Wed, Dec 31 - Fri, Jan 23
Air Canada Logo
6:30 am - 4:20 pmSTL-NRT
42h 50m2 stops
Air Canada Logo
6:15 pm - 10:45 pmNRT-STL
43h 30m2 stops
$760Air Canada
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Sun, Nov 16 - Wed, Dec 10
Air Canada Logo
6:43 pm - 4:30 pmSTL-NRT
30h 47m2 stops
Air Canada Logo
6:45 pm - 3:40 pmNRT-STL
35h 55m2 stops
$766Air Canada
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Tue, Nov 25 - Wed, Dec 10
American Airlines Logo
5:17 am - 3:30 pmSTL-NRT
19h 13m1 stop
American Airlines Logo
5:05 pm - 11:57 pmNRT-STL
21h 52m1 stop
$796American Airlines
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Tue, Dec 2 - Sat, Dec 13
Hawaiian Airlines Logo
7:00 am - 4:00 pmSTL-NRT
18h 00m1 stop
Hawaiian Airlines Logo
6:30 pm - 11:54 pmNRT-STL
20h 24m1 stop
$843Hawaiian Airlines
Find Deal
Tue, Nov 11 - Sun, Nov 23

Hawaiian Airlines flights from St. Louis to Tokyo Narita Airport

Our best Hawaiian Airlines deals on St. Louis to Tokyo Narita Airport flight tickets
Hawaiian Airlines
Nov 11
STL7:00 amLambert-St Louis
18h 00m
1 stop
NRT4:00 pmTokyo Narita
Nov 23
NRT6:30 pmTokyo Narita
20h 24m
1 stop
STL11:54 pmLambert-St Louis
$843
Find similar
Hawaiian Airlines
Oct 20
STL6:33 amLambert-St Louis
19h 27m
1 stop
NRT4:00 pmTokyo Narita
Nov 3
NRT6:30 pmTokyo Narita
20h 29m
1 stop
STL11:59 pmLambert-St Louis
$929
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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
Nov 16
STL6:30 amLambert-St Louis
42h 50m
2 stops
NRT4:20 pmTokyo Narita
Dec 10
NRT6:15 pmTokyo Narita
43h 30m
2 stops
STL10:45 pmLambert-St Louis
$760
Find similar
Air Canada
Nov 25
STL6:43 pmLambert-St Louis
30h 47m
2 stops
NRT4:30 pmTokyo Narita
Dec 10
NRT6:45 pmTokyo Narita
35h 55m
2 stops
STL3:40 pmLambert-St Louis
$766
Find similar
Air Canada
Nov 25
STL6:43 pmLambert-St Louis
30h 47m
2 stops
NRT4:30 pmTokyo Narita
Dec 10
NRT6:45 pmTokyo Narita
35h 44m
1 stop
STL3:29 pmLambert-St Louis
$768
Find similar

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 October 16, 2025.
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

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 12/8

3:23 pm-4:00 pm

1 stop33h 37m

Tokyo Narita

Wed 12/24

6:30 pm-11:59 pm

1 stop20h 29m

$691

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 1/6

5:26 pm-4:00 pm

1 stop31h 34m

Tokyo Narita

Fri 1/23

6:30 pm-10:51 pm

1 stop19h 21m

$709

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 1/6

5:26 pm-4:00 pm

1 stop31h 34m

Tokyo Narita

Tue 1/20

6:30 pm-1:54 pm

1 stop34h 24m

$717

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Wed 12/3

7:00 am-3:30 pm

1 stop17h 30m

Tokyo Narita

Wed 12/17

5:30 pm-10:47 pm

1 stop20h 17m

$746

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Wed 12/31

6:00 am-3:30 pm

1 stop18h 30m

Tokyo Narita

Wed 1/21

5:45 pm-10:00 pm

1 stop19h 15m

$747

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Wed 12/31

6:00 am-3:30 pm

1 stop18h 30m

Tokyo Narita

Fri 1/23

5:35 pm-7:27 pm

2 stops16h 52m

$751

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sun 11/16

6:30 am-4:20 pm

2 stops42h 50m

Tokyo Narita

Wed 12/10

6:15 pm-10:45 pm

2 stops43h 30m

$760

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 11/25

6:43 pm-4:30 pm

2 stops30h 47m

Tokyo Narita

Wed 12/10

6:45 pm-3:40 pm

2 stops35h 55m

$766

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 12/2

5:17 am-3:30 pm

1 stop19h 13m

Tokyo Narita

Sat 12/13

5:05 pm-11:57 pm

1 stop21h 52m

$796

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 11/11

7:00 am-4:00 pm

1 stop18h 00m

Tokyo Narita

Sun 11/23

6:30 pm-11:54 pm

1 stop20h 24m

$843

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $768. If you are unable to visit Tokyo Narita Airport during the month of September, then departing from St. Louis during the month October is also very affordable. Most momondo users find prices during this month for around $786.

What is the cheapest day to depart on your flight to Tokyo Narita Airport?

On average, the least expensive day to fly to Tokyo Narita Airport from St. Louis is on a Friday. momondo users have found tickets for Friday departures for as low as $1,087. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,609. These prices are subject to change though, so be sure to set up a Price Alert for flights to Tokyo Narita Airport.

What is the cheapest time of day to depart on your flight to Tokyo Narita Airport?

In the afternoon is the cheapest time of day to fly from St. Louis to Tokyo Narita Airport when you can find flight prices for as low as $1,100. Flying to Tokyo Narita Airport in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $1,521. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You could potentially save up to 7% 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

Direct flights

None
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.
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  • 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 25m 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 $633Free CancellationRating
7.2
11,041 reviews
Search American Airlines flights
Air CanadaPriceFrom $673Free CancellationRating
7.1
10,304 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $691Free CancellationRating
8.3
1,579 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $716Free CancellationRating
7.4
8,980 reviews
Search United Airlines 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
Kamakura
Yokosuka
Kusatsu
Saitama
Yamanouchi
Izu
Fujiyoshida
Kawagoe
Fujisawa
Tsukuba
Numazu
Minakami
Yamanashi
Karuizawa

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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