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Cheap flights from St. Louis to Tokyo from $511

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 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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.
Japan Airlines Logo
8:35 am - 5:30 pm
STL
-
HND
18h 55m
1 stop
Japan Airlines Logo
1:00 pm - 2:25 pm
HND
-
STL
15h 25m
1 stop
$1,049Japan Airlines
Sun, Sep 6 - Thu, Sep 17
Japan Airlines Logo
7:44 am - 5:30 pm
STL
-
HND
19h 46m
1 stop
Japan Airlines Logo
5:25 pm - 11:05 pm
HND
-
STL
19h 40m
1 stop
$1,050Japan Airlines
Mon, Sep 21 - Tue, Oct 6
Japan Airlines Logo
7:23 am - 5:30 pm
STL
-
HND
20h 07m
1 stop
Japan Airlines Logo
7:20 am - 11:02 pm
HND
-
STL
29h 42m
2 stops
$1,053Japan Airlines
Sun, Sep 6 - Wed, Sep 16
Japan Airlines Logo
8:35 am - 5:30 pm
STL
-
HND
18h 55m
1 stop
Japan Airlines Logo
7:20 am - 11:02 pm
HND
-
STL
29h 42m
2 stops
$1,054Japan Airlines
Wed, Aug 26 - Wed, Sep 23
Air Canada Logo
6:30 am - 3:40 pm
STL
-
HND
19h 10m
2 stops
Air Canada Logo
6:05 pm - 8:09 pm
HND
-
STL
16h 04m
1 stop
$1,057Air Canada
Wed, Apr 15 - Tue, May 5
Multiple Airlines Logo
2:40 pm - 10:35 am
STL
-
HND
53h 55m
2 stops
Multiple Airlines Logo
7:20 am - 2:00 pm
HND
-
STL
44h 40m
2 stops
$1,059Multiple Airlines
Wed, Aug 26 - Wed, Sep 23
Air Canada Logo
6:30 am - 3:40 pm
STL
-
HND
19h 10m
2 stops
Air Canada Logo
6:05 pm - 8:25 pm
HND
-
STL
40h 20m
2 stops
$1,061Air Canada
Wed, Apr 15 - Tue, May 5
Japan Airlines Logo
7:44 am - 5:30 pm
STL
-
HND
19h 46m
1 stop
Japan Airlines Logo
8:40 pm - 11:05 pm
HND
-
STL
40h 25m
2 stops
$1,067Japan Airlines
Mon, Sep 21 - Tue, Oct 6
Air Canada Logo
6:30 am - 3:40 pm
STL
-
HND
19h 10m
2 stops
Air Canada Logo
6:05 pm - 8:39 am
HND
-
STL
28h 34m
2 stops
$1,068Air Canada
Wed, Apr 15 - Tue, May 5
ANA Logo
1:18 pm - 9:15 pm
STL
-
HND
17h 57m
1 stop
ANA Logo
5:15 pm - 7:31 pm
HND
-
STL
16h 16m
1 stop
$1,082ANA
Sun, Aug 23 - Thu, Sep 3

Delta flights from St. Louis to Tokyo Haneda Airport

Our best Delta deals on St. Louis to Tokyo Haneda Airport flight tickets
Delta
Sep 21
STL7:05 pmLambert-St Louis
28h 00m
2 stops
HND1:05 pmTokyo Haneda
Oct 6
HND4:05 pmTokyo Haneda
21h 34m
2 stops
STL11:39 pmLambert-St Louis
$1,095
Delta
Sep 16
STL6:30 amLambert-St Louis
16h 35m
1 stop
HND1:05 pmTokyo Haneda
Jan 9
HND5:35 pmTokyo Haneda
14h 19m
1 stop
STL4:54 pmLambert-St Louis
$1,140
Delta
Sep 12
STL5:45 pmLambert-St Louis
29h 20m
2 stops
HND1:05 pmTokyo Haneda
Sep 19
HND4:05 pmTokyo Haneda
18h 26m
2 stops
STL8:31 pmLambert-St Louis
$1,145

Japan Airlines flights from St. Louis to Tokyo Haneda Airport

Our best Japan Airlines deals on St. Louis to Tokyo Haneda Airport flight tickets
Japan Airlines
Sep 6
STL8:35 amLambert-St Louis
18h 55m
1 stop
HND5:30 pmTokyo Haneda
Sep 17
HND1:00 pmTokyo Haneda
15h 25m
1 stop
STL2:25 pmLambert-St Louis
$1,049
Japan Airlines
Sep 21
STL7:44 amLambert-St Louis
19h 46m
1 stop
HND5:30 pmTokyo Haneda
Oct 6
HND5:25 pmTokyo Haneda
19h 40m
1 stop
STL11:05 pmLambert-St Louis
$1,050
Japan Airlines
Sep 6
STL7:23 amLambert-St Louis
20h 07m
1 stop
HND5:30 pmTokyo Haneda
Sep 16
HND7:20 amTokyo Haneda
29h 42m
2 stops
STL11:02 pmLambert-St Louis
$1,053

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Tokyo Haneda 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 25, 2026.
Use the filters below to find and compare flights from St. Louis to Tokyo Haneda Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 9/6

8:35 am-5:30 pm

1 stop18h 55m

Tokyo Haneda

Thu 9/17

1:00 pm-2:25 pm

1 stop15h 25m

$1,049

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Mon 9/21

7:44 am-5:30 pm

1 stop19h 46m

Tokyo Haneda

Tue 10/6

5:25 pm-11:05 pm

1 stop19h 40m

$1,050

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 9/6

7:23 am-5:30 pm

1 stop20h 07m

Tokyo Haneda

Wed 9/16

7:20 am-11:02 pm

2 stops29h 42m

$1,053

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 8/26

8:35 am-5:30 pm

1 stop18h 55m

Tokyo Haneda

Wed 9/23

7:20 am-11:02 pm

2 stops29h 42m

$1,054

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 4/15

6:30 am-3:40 pm

2 stops19h 10m

Tokyo Haneda

Tue 5/5

6:05 pm-8:09 pm

1 stop16h 04m

$1,057

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 8/26

2:40 pm-10:35 am

2 stops53h 55m

Tokyo Haneda

Wed 9/23

7:20 am-2:00 pm

2 stops44h 40m

$1,059

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 4/15

6:30 am-3:40 pm

2 stops19h 10m

Tokyo Haneda

Tue 5/5

6:05 pm-8:25 pm

2 stops40h 20m

$1,061

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Mon 9/21

7:44 am-5:30 pm

1 stop19h 46m

Tokyo Haneda

Tue 10/6

8:40 pm-11:05 pm

2 stops40h 25m

$1,067

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 4/15

6:30 am-3:40 pm

2 stops19h 10m

Tokyo Haneda

Tue 5/5

6:05 pm-8:39 am

2 stops28h 34m

$1,068
Quickest round-trip

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 8/23

1:18 pm-9:15 pm

1 stop17h 57m

Tokyo Haneda

Thu 9/3

5:15 pm-7:31 pm

1 stop16h 16m

$1,082

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Tokyo from

How to get the cheapest flight ticket from St. Louis to Tokyo Haneda 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 cheapest month to fly to Tokyo Haneda Airport?

In general, February is the cheapest month to fly from St. Louis to Tokyo Haneda Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $739. The month of September is another great option to travel to Tokyo Haneda Airport, with average flight prices from St. Louis averaging around $739.

How far in advance should I book a flight to Tokyo Haneda Airport?

You are more likely to see cheaper flights to Tokyo Haneda Airport from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Tokyo Haneda Airport for around $1,010 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tokyo Haneda Airport from St. Louis for as low as $822 on momondo.

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

You could potentially save up to 6% on your flight if you consider stops on a St. Louis to Tokyo Haneda Airport flight.

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

As of March 2026, prices for St. Louis to Tokyo Haneda Airport flights are approximately 43% cheaper when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Tokyo Haneda 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 Haneda Airport (STL to HND) flight deals and tips

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

Fastest flight time

18h 22m

Direct flights

None
The fastest flight from St. Louis to Tokyo Haneda Airport takes 18h 22m
There are no direct flights from St. Louis to Tokyo Haneda Airport. There are no popular flight routes from St. Louis to Tokyo Haneda Airport.
Search flight deals

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

    A flight from Lambert-St Louis to Tokyo Haneda will travel around 6395.2 mi. 18h 22m is a normal flight duration for this route.

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

    Prices for flights from Lambert-St Louis Airport to Tokyo Haneda Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Tokyo Haneda Airport.

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

    The necessary travel and health documents for your Tokyo Haneda Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from St. Louis to Tokyo Haneda Airport

Compare and see reviews for airlines that fly from St. Louis to Tokyo Haneda Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $629Free CancellationRating
7.1
10,840 reviews
Search Air Canada flights
ANAPriceFrom $703Free CancellationRating
8.4
1,141 reviews
Search ANA flights
DeltaPriceFrom $727Free CancellationRating
7.9
8,326 reviews
Search Delta flights
American AirlinesPriceFrom $737Free CancellationRating
7.1
11,494 reviews
Search American Airlines flights
United AirlinesPriceFrom $757Free CancellationRating
7.4
9,477 reviews
Search United Airlines flights
Japan AirlinesPriceFrom $857Free CancellationRating
8.3
1,748 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
Urayasu
Kawasaki
Chiba
Atami
Kusatsu
Yamanouchi
Yokosuka
Kamakura
Saitama
Izu
Fujiyoshida
Karuizawa
Fujisawa
Tsukuba
Kawagoe
Numazu
Yamanashi
Minakami
Sagamihara

Why use momondo?

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

Finding the right flight to Tokyo from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Tokyo quick and easy, saving you time and money.

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Tokyo from St. Louis.

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

Yes. momondo can track prices for St. Louis to Tokyo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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