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Cheap flights from St. Louis to Tokyo from $521

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 7/21. 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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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.
United Airlines Logo
8:15 pm - 3:25 pm
STL
-
HND
29h 10m
1 stop
United Airlines Logo
10:55 pm - 8:37 am
HND
-
STL
23h 42m
2 stops
$1,283United Airlines
Sun, Sep 27 - Fri, Oct 30
United Airlines Logo
6:15 am - 3:25 pm
STL
-
HND
19h 10m
1 stop
United Airlines Logo
10:25 am - 2:08 pm
HND
-
STL
17h 43m
1 stop
$1,287United Airlines
Fri, Aug 21 - Sat, Sep 12
Delta Logo
6:20 am - 1:05 pm
STL
-
HND
16h 45m
1 stop
Delta Logo
4:05 pm - 4:45 pm
HND
-
STL
14h 40m
1 stop
$1,289Delta
Fri, Aug 28 - Sun, Sep 6
United Airlines Logo
6:01 am - 1:35 pm
STL
-
HND
17h 34m
1 stop
United Airlines Logo
10:55 pm - 12:02 pm
HND
-
STL
27h 07m
2 stops
$1,292United Airlines
Fri, Jul 31 - Sat, Aug 22
Cathay Pacific Logo
7:01 am - 1:55 pm
STL
-
HND
40h 54m
2 stops
Cathay Pacific Logo
4:20 pm - 11:05 pm
HND
-
STL
44h 45m
2 stops
$1,295Cathay Pacific
Mon, Oct 12 - Thu, Oct 22
United Airlines Logo
6:01 am - 1:35 pm
STL
-
HND
17h 34m
1 stop
United Airlines Logo
10:55 pm - 3:38 pm
HND
-
STL
30h 43m
2 stops
$1,302United Airlines
Thu, Aug 6 - Mon, Aug 17
United Airlines Logo
7:05 pm - 4:25 am
STL
-
HND
19h 20m
2 stops
United Airlines Logo
10:55 pm - 3:38 pm
HND
-
STL
30h 43m
2 stops
$1,307United Airlines
Thu, Aug 6 - Mon, Aug 17
United Airlines Logo
7:23 pm - 1:55 pm
STL
-
HND
28h 32m
1 stop
United Airlines Logo
10:55 pm - 3:38 pm
HND
-
STL
30h 43m
2 stops
$1,311United Airlines
Wed, Aug 5 - Sun, Aug 23
Japan Airlines Logo
6:37 am - 3:50 pm
STL
-
HND
19h 13m
1 stop
Japan Airlines Logo
7:45 pm - 10:55 pm
HND
-
STL
17h 10m
1 stop
$1,313Japan Airlines
Tue, Aug 4 - Tue, Aug 25
Delta Logo
6:21 am - 1:05 pm
STL
-
HND
16h 44m
1 stop
Delta Logo
4:05 pm - 11:26 pm
HND
-
STL
21h 21m
1 stop
$1,315Delta
Sun, Aug 2 - Tue, Aug 25

Cathay Pacific flights from St. Louis to Tokyo Haneda Airport

Our best Cathay Pacific deals on St. Louis to Tokyo Haneda Airport flight tickets
Cathay Pacific
Oct 12
STL7:01 amLambert-St Louis
40h 54m
2 stops
HND1:55 pmTokyo Haneda
Oct 22
HND4:20 pmTokyo Haneda
44h 45m
2 stops
STL11:05 pmLambert-St Louis
$1,295
Cathay Pacific
Oct 6
STL7:01 amLambert-St Louis
40h 54m
2 stops
HND1:55 pmTokyo Haneda
Oct 20
HND4:20 pmTokyo Haneda
44h 45m
2 stops
STL11:05 pmLambert-St Louis
$1,320
Cathay Pacific
Oct 1
STL6:51 pmLambert-St Louis
35h 34m
2 stops
HND8:25 pmTokyo Haneda
Oct 17
HND10:05 amTokyo Haneda
25h 55m
2 stops
STL10:00 pmLambert-St Louis
$1,351

ANA flights from St. Louis to Tokyo Haneda Airport

Our best ANA deals on St. Louis to Tokyo Haneda Airport flight tickets
ANA
Sep 5
STL8:00 amLambert-St Louis
23h 15m
1 stop
HND9:15 pmTokyo Haneda
Sep 17
HND5:15 pmTokyo Haneda
32h 58m
1 stop
STL12:13 pmLambert-St Louis
$1,349
ANA
Aug 1
STL1:13 pmLambert-St Louis
36h 12m
1 stop
HND3:25 pmTokyo Haneda
Aug 18
HND10:25 amTokyo Haneda
17h 50m
1 stop
STL2:15 pmLambert-St Louis
$1,425
ANA
May 26
STL7:05 amLambert-St Louis
18h 35m
1 stop
HND3:40 pmTokyo Haneda
Jun 9
HND6:05 pmTokyo Haneda
32h 01m
1 stop
STL12:06 pmLambert-St Louis
$1,990

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 May 14, 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 9/27

8:15 pm-3:25 pm

1 stop29h 10m

Tokyo Haneda

Fri 10/30

10:55 pm-8:37 am

2 stops23h 42m

$1,283

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Fri 8/21

6:15 am-3:25 pm

1 stop19h 10m

Tokyo Haneda

Sat 9/12

10:25 am-2:08 pm

1 stop17h 43m

$1,287
Quickest round-trip

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Fri 8/28

6:20 am-1:05 pm

1 stop16h 45m

Tokyo Haneda

Sun 9/6

4:05 pm-4:45 pm

1 stop14h 40m

$1,289

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Fri 7/31

6:01 am-1:35 pm

1 stop17h 34m

Tokyo Haneda

Sat 8/22

10:55 pm-12:02 pm

2 stops27h 07m

$1,292

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Mon 10/12

7:01 am-1:55 pm

2 stops40h 54m

Tokyo Haneda

Thu 10/22

4:20 pm-11:05 pm

2 stops44h 45m

$1,295

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Thu 8/6

6:01 am-1:35 pm

1 stop17h 34m

Tokyo Haneda

Mon 8/17

10:55 pm-3:38 pm

2 stops30h 43m

$1,302

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Thu 8/6

7:05 pm-4:25 am

2 stops19h 20m

Tokyo Haneda

Mon 8/17

10:55 pm-3:38 pm

2 stops30h 43m

$1,307

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 8/5

7:23 pm-1:55 pm

1 stop28h 32m

Tokyo Haneda

Sun 8/23

10:55 pm-3:38 pm

2 stops30h 43m

$1,311

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Tue 8/4

6:37 am-3:50 pm

1 stop19h 13m

Tokyo Haneda

Tue 8/25

7:45 pm-10:55 pm

1 stop17h 10m

$1,313

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 8/2

6:21 am-1:05 pm

1 stop16h 44m

Tokyo Haneda

Tue 8/25

4:05 pm-11:26 pm

1 stop21h 21m

$1,315

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 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 typical price of a round-trip flight between St. Louis and Tokyo Haneda Airport?

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 January is another great option to travel to Tokyo Haneda Airport, with average flight prices from St. Louis averaging around $848.

How far in advance should I book a flight from St. Louis 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 $1,073 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 $778 on momondo.

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

You could potentially save up to 11% on your flight if you consider stops on a St. Louis to Tokyo Haneda Airport flight.

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

17h 25m

Direct flights

None
The fastest flight from St. Louis to Tokyo Haneda Airport takes 17h 25m
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

Frequently asked questions about flying from St. Louis to Tokyo Haneda Airport

  • 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. 17h 25m 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
11,033 reviews
Search Air Canada flights
DeltaPriceFrom $727Free CancellationRating
7.9
8,458 reviews
Search Delta flights
American AirlinesPriceFrom $737Free CancellationRating
7.1
11,668 reviews
Search American Airlines flights
United AirlinesPriceFrom $757Free CancellationRating
7.4
9,712 reviews
Search United Airlines flights
ANAPriceFrom $777Free CancellationRating
8.3
1,209 reviews
Search ANA flights
Japan AirlinesPriceFrom $869Free CancellationRating
8.3
1,825 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
Izu
Kawasaki
Chiba
Kamakura
Atami
Kusatsu
Yokosuka
Yamanouchi
Saitama
Karuizawa
Fujiyoshida
Tsukuba
Kawagoe
Fujisawa
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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