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Cheap flights from St. Louis to Japan from $424

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 Japan departing on 8/24. 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

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Japan.
Air Canada Logo
1:30 pm - 3:25 pmSTL-NRT
35h 55m1 stop
Air Canada Logo
5:35 pm - 12:20 pmNRT-STL
32h 45m2 stops
$694Air Canada
Find Deal
Sun, Sep 21 - Fri, Sep 26
Air Canada Logo
5:30 pm - 2:50 pmSTL-NRT
31h 20m2 stops
Air Canada Logo
5:35 pm - 12:20 pmNRT-STL
32h 45m2 stops
$699Air Canada
Find Deal
Sun, Sep 21 - Fri, Sep 26
United Airlines Logo
8:20 am - 3:25 pmSTL-HND
17h 05m1 stop
United Airlines Logo
5:45 pm - 11:35 pmHND-STL
19h 50m1 stop
$859United Airlines
Find Deal
Sun, Sep 14 - Tue, Sep 30
United Airlines Logo
5:30 am - 7:00 pmSTL-HND
23h 30m2 stops
United Airlines Logo
5:15 pm - 9:04 pmHND-STL
17h 49m1 stop
$860United Airlines
Find Deal
Tue, Sep 16 - Sun, Sep 28
Delta Logo
6:45 am - 4:15 pmSTL-HND
19h 30m1 stop
Delta Logo
4:20 pm - 4:47 pmHND-STL
14h 27m1 stop
$865Delta
Find Deal
Mon, Sep 15 - Thu, Sep 25
Delta Logo
6:30 am - 1:05 pmSTL-HND
16h 35m1 stop
Delta Logo
4:20 pm - 4:47 pmHND-STL
14h 27m1 stop
$905Delta
Find Deal
Mon, Sep 15 - Wed, Sep 24
American Airlines Logo
7:33 am - 4:40 pmSTL-HND
19h 07m1 stop
American Airlines Logo
11:55 am - 3:27 pmHND-STL
17h 32m2 stops
$958American Airlines
Find Deal
Sun, Apr 20 - Tue, May 6
American Airlines Logo
7:00 am - 6:45 pmSTL-KIX
21h 45m1 stop
American Airlines Logo
5:55 pm - 10:59 pmKIX-STL
19h 04m1 stop
$961American Airlines
Find Deal
Wed, Sep 17 - Sat, Sep 27
Japan Airlines Logo
7:23 am - 7:50 pmSTL-ITM
22h 27m2 stops
Japan Airlines Logo
4:55 pm - 12:48 pmITM-STL
33h 53m2 stops
$1,046Japan Airlines
Find Deal
Mon, Jul 7 - Mon, Sep 8
Japan Airlines Logo
7:23 am - 8:25 amSTL-KIX
35h 02m2 stops
Japan Airlines Logo
5:55 pm - 10:59 pmKIX-STL
19h 04m1 stop
$1,087Japan Airlines
Find Deal
Mon, Jul 7 - Mon, Sep 8

ANA flights from St. Louis to Japan

Our best ANA deals on St. Louis to Japan flight tickets
ANA
Sep 14
STL8:20 amLambert-St Louis
19h 50m
2 stops
ITM6:10 pmOsaka Itami
Sep 26
ITM7:05 amOsaka Itami
23h 30m
2 stops
STL4:35 pmLambert-St Louis
ANA
Sep 14
STL8:20 amLambert-St Louis
21h 55m
2 stops
ITM8:15 pmOsaka Itami
Sep 28
ITM10:00 amOsaka Itami
25h 04m
2 stops
STL9:04 pmLambert-St Louis
ANA
Sep 18
STL8:20 amLambert-St Louis
21h 55m
2 stops
ITM8:15 pmOsaka Itami
Sep 28
ITM10:00 amOsaka Itami
25h 04m
2 stops
STL9:04 pmLambert-St Louis

Air Canada flights from St. Louis to Japan

Our best Air Canada deals on St. Louis to Japan flight tickets
Air Canada
Sep 21
STL1:30 pmLambert-St Louis
35h 55m
1 stop
NRT3:25 pmTokyo Narita
Sep 26
NRT5:35 pmTokyo Narita
32h 45m
2 stops
STL12:20 pmLambert-St Louis
Air Canada
Sep 21
STL5:30 pmLambert-St Louis
31h 20m
2 stops
NRT2:50 pmTokyo Narita
Sep 26
NRT5:35 pmTokyo Narita
32h 45m
2 stops
STL12:20 pmLambert-St Louis
Air Canada
Sep 9
STL1:30 pmLambert-St Louis
35h 20m
2 stops
NRT2:50 pmTokyo Narita
Sep 17
NRT5:35 pmTokyo Narita
36h 09m
2 stops
STL3:44 pmLambert-St Louis

See travel insights to Japan from

How to get the cheapest flight ticket from St. Louis to Japan

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 Japan?

The month of February is, on average, the cheapest month to fly to Japan from St. Louis, with most prices found around $846. If you aren’t able to travel to Japan during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $962.

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

On average, the least expensive day to fly to Japan from St. Louis is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,209. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from St. Louis to Japan 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 Japan?

Flying to Japan from St. Louis at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,103 when looking at flights departing at noon. In the morning is when there is more demand to fly to Japan, so prices are often more expensive at around $1,308 per ticket.

Cheap St. Louis to Japan flight deals and tips

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

Best Price Found

$424

Fastest flight time

14h 44m

Direct flights

None

Airports in Japan

4 airports
The best one-way flight to Japan from St. Louis in the past 72 hours is $424. The best round-trip flight deal from St. Louis to Japan found on momondo in the last 72 hours is $694.
The fastest flight from St. Louis to Japan takes 14h 44m
There are no direct flights from St. Louis to Japan. Popular non-direct routes for this connection are Lambert-St Louis Airport - Tokyo Haneda Airport, Lambert-St Louis Airport - Osaka Kansai Intl Airport and Lambert-St Louis Airport - Tokyo Narita Airport.
There are 4 airports near Japan: Tokyo Narita (NRT), Osaka Itami (ITM), Osaka Kansai Intl (KIX), Tokyo Haneda (HND)

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

    Prices for flights from Lambert-St Louis Airport to Japan were last updated today.

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

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

    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 Japan.

  • What documentation or ID do you need to fly to Japan?

    The necessary travel and health documents for your Japan 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.


Best airlines flying from St. Louis to Japan

Compare and see reviews for airlines that fly from St. Louis to Japan with momondo
Airline
Rating
Free Cancellation
Price
Japan AirlinesPriceFrom $691Free CancellationRating
8.3
1,441 reviews
Search Japan Airlines flights
American AirlinesPriceFrom $716Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
ANAPriceFrom $729Free CancellationRating
8.3
830 reviews
Search ANA flights
United AirlinesPriceFrom $738Free CancellationRating
7.4
8,619 reviews
Search United Airlines flights
DeltaPriceFrom $738Free CancellationRating
8.0
7,897 reviews
Search Delta flights
Air CanadaPriceFrom $858Free CancellationRating
7.0
9,035 reviews
Search Air Canada flights

Why use momondo?

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

Finding the right flight to Japan 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 Japan quick and easy, saving you time and money.

Can I find flights from St. Louis to Japan with flexible booking policies on momondo?

momondo does allow users to show only those flights to Japan 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 Japan?

Once you have performed a search for St. Louis to Japan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Japan from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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