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Cheap flights from St. Louis to Tokyo from $381

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 2/5. 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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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
8:30 am - 4:50 pmSTL-HND
17h 20m1 stop
United Airlines Logo
6:20 pm - 7:18 pmHND-STL
15h 58m1 stop
$809United Airlines
Find Deal
Fri, Dec 5 - Fri, Dec 19
United Airlines Logo
8:30 am - 4:50 pmSTL-HND
17h 20m1 stop
United Airlines Logo
7:40 pm - 10:22 pmHND-STL
17h 42m2 stops
$813United Airlines
Find Deal
Fri, Dec 5 - Fri, Dec 19
United Airlines Logo
9:57 am - 5:45 pmSTL-HND
16h 48m1 stop
United Airlines Logo
12:50 am - 9:22 amHND-STL
23h 32m2 stops
$814United Airlines
Find Deal
Mon, Feb 2 - Sat, Feb 7
Delta Logo
6:00 am - 5:45 pmSTL-HND
20h 45m2 stops
Delta Logo
5:20 pm - 11:42 pmHND-STL
21h 22m2 stops
$815Delta
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Sun, Dec 7 - Sun, Dec 14
Delta Logo
7:05 am - 5:45 pmSTL-HND
19h 40m2 stops
Delta Logo
3:15 pm - 11:38 pmHND-STL
22h 23m2 stops
$857Delta
Find Deal
Tue, Nov 25 - Wed, May 6
ANA Logo
6:30 am - 5:45 pmSTL-HND
20h 15m1 stop
ANA Logo
10:25 am - 11:01 amHND-STL
15h 36m1 stop
$860ANA
Find Deal
Mon, Dec 1 - Sat, Dec 6
American Airlines Logo
9:30 am - 6:30 pmSTL-HND
18h 00m1 stop
American Airlines Logo
5:55 pm - 7:27 pmHND-STL
16h 32m1 stop
$867American Airlines
Find Deal
Fri, Dec 5 - Thu, Dec 11
American Airlines Logo
1:43 pm - 10:00 pmSTL-HND
17h 17m1 stop
American Airlines Logo
5:55 pm - 10:58 pmHND-STL
20h 03m1 stop
$927American Airlines
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Wed, Nov 12 - Fri, Nov 14
Japan Airlines Logo
6:00 am - 10:00 pmSTL-HND
25h 00m1 stop
Japan Airlines Logo
8:55 pm - 11:57 pmHND-STL
42h 02m2 stops
$990Japan Airlines
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Tue, Nov 25 - Tue, Dec 2
Japan Airlines Logo
7:00 am - 6:30 pmSTL-HND
20h 30m1 stop
Japan Airlines Logo
7:00 am - 11:42 pmHND-STL
31h 42m2 stops
$1,115Japan Airlines
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Wed, Nov 12 - Fri, Nov 14

United Airlines flights from St. Louis to Tokyo Haneda Airport

Our best United Airlines deals on St. Louis to Tokyo Haneda Airport flight tickets
United Airlines
Dec 5
STL8:30 amLambert-St Louis
17h 20m
1 stop
HND4:50 pmTokyo Haneda
Dec 19
HND6:20 pmTokyo Haneda
15h 58m
1 stop
STL7:18 pmLambert-St Louis
$809
Find similar
United Airlines
Dec 5
STL8:30 amLambert-St Louis
17h 20m
1 stop
HND4:50 pmTokyo Haneda
Dec 19
HND7:40 pmTokyo Haneda
17h 42m
2 stops
STL10:22 pmLambert-St Louis
$813
Find similar
United Airlines
Feb 2
STL9:57 amLambert-St Louis
16h 48m
1 stop
HND5:45 pmTokyo Haneda
Feb 7
HND12:50 amTokyo Haneda
23h 32m
2 stops
STL9:22 amLambert-St Louis
$814
Find similar

Delta flights from St. Louis to Tokyo Haneda Airport

Our best Delta deals on St. Louis to Tokyo Haneda Airport flight tickets
Delta
Dec 7
STL6:00 amLambert-St Louis
20h 45m
2 stops
HND5:45 pmTokyo Haneda
Dec 14
HND5:20 pmTokyo Haneda
21h 22m
2 stops
STL11:42 pmLambert-St Louis
$815
Find similar
Delta
Nov 25
STL7:05 amLambert-St Louis
19h 40m
2 stops
HND5:45 pmTokyo Haneda
May 6
HND3:15 pmTokyo Haneda
22h 23m
2 stops
STL11:38 pmLambert-St Louis
$857
Find similar
Delta
Feb 6
STL5:56 pmLambert-St Louis
30h 24m
2 stops
HND3:20 pmTokyo Haneda
Feb 15
HND8:00 pmTokyo Haneda
18h 38m
1 stop
STL11:38 pmLambert-St Louis
$865
Find similar

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 November 10, 2025.
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

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Fri 12/5

8:30 am-4:50 pm

1 stop17h 20m

Tokyo Haneda

Fri 12/19

6:20 pm-7:18 pm

1 stop15h 58m

$809

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Fri 12/5

8:30 am-4:50 pm

1 stop17h 20m

Tokyo Haneda

Fri 12/19

7:40 pm-10:22 pm

2 stops17h 42m

$813

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Mon 2/2

9:57 am-5:45 pm

1 stop16h 48m

Tokyo Haneda

Sat 2/7

12:50 am-9:22 am

2 stops23h 32m

$814

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 12/7

6:00 am-5:45 pm

2 stops20h 45m

Tokyo Haneda

Sun 12/14

5:20 pm-11:42 pm

2 stops21h 22m

$815

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Tue 11/25

7:05 am-5:45 pm

2 stops19h 40m

Tokyo Haneda

Wed 5/6

3:15 pm-11:38 pm

2 stops22h 23m

$857

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Mon 12/1

6:30 am-5:45 pm

1 stop20h 15m

Tokyo Haneda

Sat 12/6

10:25 am-11:01 am

1 stop15h 36m

$860

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Fri 12/5

9:30 am-6:30 pm

1 stop18h 00m

Tokyo Haneda

Thu 12/11

5:55 pm-7:27 pm

1 stop16h 32m

$867

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 11/12

1:43 pm-10:00 pm

1 stop17h 17m

Tokyo Haneda

Fri 11/14

5:55 pm-10:58 pm

1 stop20h 03m

$927

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Tue 11/25

6:00 am-10:00 pm

1 stop25h 00m

Tokyo Haneda

Tue 12/2

8:55 pm-11:57 pm

2 stops42h 02m

$990

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 11/12

7:00 am-6:30 pm

1 stop20h 30m

Tokyo Haneda

Fri 11/14

7:00 am-11:42 pm

2 stops31h 42m

$1,115

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 cheapest month to fly to Tokyo Haneda Airport?

In general, September 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 February is another great option to travel to Tokyo Haneda Airport, with average flight prices from St. Louis averaging around $764.

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

According to our data, Tuesday is the cheapest day to fly to Tokyo Haneda Airport from St. Louis. The lowest ticket price found for a Tuesday departure recently was $1,040. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Tokyo Haneda Airport is Monday, with ticket prices averaging around $1,537.

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

Our data shows that the cheapest St. Louis to Tokyo Haneda Airport flights are usually those with departure times in the evening. Our users have found flights to Tokyo Haneda Airport in the evening for as low as $952. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,635 on average. Flights to Tokyo Haneda Airport from St. Louis at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $1,007 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 $903 on momondo.

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

You could potentially save up to 9% 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

Direct flights

None
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.
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  • 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. 16h 26m 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
10,428 reviews
Search Air Canada flights
ANAPriceFrom $703Free CancellationRating
8.4
1,003 reviews
Search ANA flights
American AirlinesPriceFrom $714Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
Japan AirlinesPriceFrom $715Free CancellationRating
8.3
1,608 reviews
Search Japan Airlines flights
DeltaPriceFrom $722Free CancellationRating
7.9
8,006 reviews
Search Delta flights
United AirlinesPriceFrom $738Free CancellationRating
7.4
9,012 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
Kawasaki
Chiba
Atami
Kamakura
Yokosuka
Kusatsu
Yamanouchi
Saitama
Izu
Fujiyoshida
Fujisawa
Tsukuba
Kawagoe
Numazu
Karuizawa
Yamanashi
Minakami
Fuefuki

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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