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Cheap flights from St. Louis to Tokyo from $362

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 11/21. 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

Air Canada Logo
1:30 pm - 3:25 pmSTL-NRT
35h 55m1 stop
Air Canada Logo
5:35 pm - 12:25 pmNRT-STL
32h 50m2 stops
$622Air Canada
Find Deal
Mon, Sep 1 - Fri, Sep 12
Air Canada Logo
5:30 pm - 2:55 pmSTL-NRT
31h 25m2 stops
Air Canada Logo
5:35 pm - 12:25 pmNRT-STL
32h 50m2 stops
$627Air Canada
Find Deal
Mon, Sep 1 - Fri, Sep 12
Air Canada Logo
1:30 pm - 3:25 pmSTL-NRT
35h 55m1 stop
Air Canada Logo
4:50 pm - 10:49 amNRT-STL
31h 59m2 stops
$629Air Canada
Find Deal
Sun, Sep 21 - Fri, Sep 26
Hawaiian Airlines Logo
7:00 am - 4:00 pmSTL-NRT
18h 00m1 stop
Hawaiian Airlines Logo
6:25 pm - 11:56 pmNRT-STL
20h 31m1 stop
$672Hawaiian Airlines
Find Deal
Sun, Nov 16 - Wed, Dec 10
United Airlines Logo
9:00 am - 7:15 pmSTL-HND
19h 15m2 stops
United Airlines Logo
12:50 am - 9:50 amHND-STL
24h 00m2 stops
$751United Airlines
Find Deal
Sat, Dec 6 - Fri, Dec 12
ANA Logo
6:45 am - 5:45 pmSTL-HND
20h 00m1 stop
ANA Logo
6:20 pm - 7:25 pmHND-STL
16h 05m1 stop
$752ANA
Find Deal
Wed, Nov 12 - Wed, Nov 26
ANA Logo
6:45 am - 9:05 pmSTL-HND
24h 20m1 stop
ANA Logo
6:20 pm - 7:25 pmHND-STL
16h 05m1 stop
$753ANA
Find Deal
Sat, Nov 1 - Wed, Nov 19
Delta Logo
6:30 am - 3:20 pmSTL-HND
17h 50m1 stop
Delta Logo
8:00 pm - 9:59 pmHND-STL
16h 59m1 stop
$760Delta
Find Deal
Tue, Nov 18 - Wed, Dec 10
Delta Logo
6:45 am - 5:45 pmSTL-HND
20h 00m1 stop
Delta Logo
4:25 pm - 8:35 pmHND-STL
19h 10m1 stop
$761Delta
Find Deal
Thu, Nov 13 - Wed, Dec 10
United Airlines Logo
8:25 am - 4:50 pmSTL-HND
17h 25m1 stop
United Airlines Logo
4:50 pm - 6:33 pmHND-STL
16h 43m1 stop
$763United Airlines
Find Deal
Tue, Nov 18 - Sat, Dec 6

Alaska Airlines flights from St. Louis to Tokyo

Our best Alaska Airlines deals on St. Louis to Tokyo flight tickets
Alaska Airlines
Nov 16
STL7:00 amLambert-St Louis
18h 00m
1 stop
NRT4:00 pmTokyo Narita
Dec 10
NRT6:25 pmTokyo Narita
20h 31m
1 stop
STL11:56 pmLambert-St Louis
Alaska Airlines
Sep 3
STL6:00 amLambert-St Louis
20h 00m
1 stop
NRT4:00 pmTokyo Narita
Sep 4
NRT6:25 pmTokyo Narita
19h 34m
1 stop
STL11:59 pmLambert-St Louis
Alaska Airlines
Aug 31
STL6:00 amLambert-St Louis
20h 00m
1 stop
NRT4:00 pmTokyo Narita
Sep 4
NRT6:25 pmTokyo Narita
19h 34m
1 stop
STL11:59 pmLambert-St Louis

Air Canada flights from St. Louis to Tokyo

Our best Air Canada deals on St. Louis to Tokyo flight tickets
Air Canada
Sep 1
STL1:30 pmLambert-St Louis
35h 55m
1 stop
NRT3:25 pmTokyo Narita
Sep 12
NRT5:35 pmTokyo Narita
32h 50m
2 stops
STL12:25 pmLambert-St Louis
Air Canada
Sep 1
STL5:30 pmLambert-St Louis
31h 25m
2 stops
NRT2:55 pmTokyo Narita
Sep 12
NRT5:35 pmTokyo Narita
32h 50m
2 stops
STL12:25 pmLambert-St Louis
Air Canada
Sep 21
STL1:30 pmLambert-St Louis
35h 55m
1 stop
NRT3:25 pmTokyo Narita
Sep 26
NRT4:50 pmTokyo Narita
31h 59m
2 stops
STL10:49 amLambert-St Louis

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?

What is the cheapest month to fly to Tokyo?

The cheapest month to fly to Tokyo from St. Louis is in September. Flight prices, which tend to average around $816, are often lower during this time because this is during the off-season. If you’re not able to fly to Tokyo in September, then February is your next best option. Flight prices from St. Louis to Tokyo during February average around $837.

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

The cheapest day to depart on your flight to Tokyo is on a Wednesday when prices can be found for as low as $1,209. This is often the case because there is less demand to fly during this day of the week. Flights from St. Louis to Tokyo on a Friday will generally be more expensive and average around $1,457. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

At noon is the cheapest time of day to fly from St. Louis to Tokyo when you can find flight prices for as low as $1,103. Flying to Tokyo at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Tokyo is in the morning when prices are around $1,308.

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

You could potentially save up to 9% 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 July 2025, prices for St. Louis to Tokyo flights are approximately 56% 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

$362

Fastest flight time

15h 51m

Direct flights

None

Airports in Tokyo

2 airports
The best one-way flight to Tokyo from St. Louis in the past 72 hours is $362. The best round-trip flight deal from St. Louis to Tokyo found on momondo in the last 72 hours is $622.
The fastest flight from St. Louis to Tokyo takes 15h 51m
There are no direct flights from St. Louis to Tokyo. Popular non-direct routes for this connection are Lambert-St Louis Airport - Tokyo Haneda Airport and Lambert-St Louis Airport - Tokyo Narita Airport.
There are 2 airports near Tokyo: Tokyo Narita (NRT), Tokyo Haneda (HND)

  • 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 16h 30m.

  • 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 $629Free CancellationRating
7.1
9,669 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $691Free CancellationRating
8.3
1,505 reviews
Search Japan Airlines flights
ANAPriceFrom $714Free CancellationRating
8.4
892 reviews
Search ANA flights
American AirlinesPriceFrom $719Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $731Free CancellationRating
8.0
7,983 reviews
Search Delta flights
United AirlinesPriceFrom $738Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights

Traveling to a place near Tokyo?

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

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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Mon 7/7
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Fly into one of these airports located in Tokyo

Airports listed have a maximum distance of 35.1 mi from Tokyo