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Narita

$340+ Cheap flights from St. Louis (STL) to Narita, Japan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
STL — NRT
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from St. Louis to Narita

Cheapest flights from St. Louis to Narita
Explore the most affordable flight options available from St. Louis to Narita. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:00 amSTL - NRT
1 stop18h 00mAlaska Airlines
Thu 12/116:30 pmNRT - STL
1 stop20h 29mAlaska Airlines
Deal found 12/3$698
This Alaska Airlines deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:00 amSTL - NRT
1 stop18h 00mAlaska Airlines
Wed 12/106:30 pmNRT - STL
1 stop34h 57mAlaska Airlines
Deal found 12/2$706
This Alaska Airlines deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:00 amSTL - NRT
1 stop18h 00mAlaska Airlines
Mon 12/156:30 pmNRT - STL
1 stop20h 29mAlaska Airlines
Deal found 12/4$770
This Air Canada deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:05 pmSTL - NRT
1 stop33h 25mAir Canada
Wed 12/106:45 pmNRT - STL
2 stops32h 30mAir Canada
Deal found 12/2$773
This Air Canada deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:25 amSTL - NRT
2 stops37h 55mAir Canada
Tue 12/166:15 pmNRT - STL
2 stops36h 14mAir Canada
Deal found 12/2$783
This Air Canada deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/74:05 pmSTL - NRT
2 stops33h 15mAir Canada
Wed 3/46:45 pmNRT - STL
1 stop35h 44mAir Canada
Deal found 12/2$785
This Air Canada deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:00 amSTL - NRT
2 stops39h 20mAir Canada
Fri 12/196:45 pmNRT - STL
1 stop35h 44mAir Canada
Deal found 12/2$828
This Air Canada deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:27 pmSTL - NRT
2 stops32h 03mAir Canada
Sat 12/136:45 pmNRT - STL
2 stops31h 16mAir Canada
Deal found 12/2$829
This Air Canada deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:25 amSTL - NRT
2 stops37h 55mAir Canada
Thu 12/116:45 pmNRT - STL
2 stops35h 44mAir Canada
Deal found 12/3$832

Find flight deals from St. Louis to Narita

Keep the following information in mind while searching for St. Louis to Narita flight deals. Data was last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$627
(FlightHub)

One-way from

$340
(CheapTickets)

Popular in

June

Cheapest in

September

Average price

$869
Provider with most accurate pricing for Lambert-St Louis-Tokyo (TYO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Tokyo (TYO) flights.
Search Deals
From Lambert-St Louis to Narita
Search Deals
One-way flight from Lambert-St Louis to Narita
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($250 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Narita 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, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from St. Louis to Narita that are best for you.

Fly from

St. Louis

Fly to

Narita

Route

Depart

Return

Price

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Wed 2/25

4:05 pm-4:20 pm

2 stops33h 15m

Tokyo Narita

Wed 3/4

6:15 pm-3:29 pm

2 stops36h 14m

$641

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Fri 2/6

4:05 pm-4:30 pm

1 stop33h 25m

Tokyo Narita

Thu 2/19

6:45 pm-3:29 pm

2 stops35h 44m

$646

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 2/9

4:05 pm-4:20 pm

2 stops33h 15m

Tokyo Narita

Fri 2/27

6:45 pm-10:36 am

2 stops30h 51m

$675

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 2/3

6:00 am-2:40 pm

1 stop17h 40m

Tokyo Narita

Tue 2/17

5:35 pm-8:26 pm

2 stops17h 51m

$702

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 2/10

6:00 am-3:30 pm

1 stop18h 30m

Tokyo Narita

Thu 2/26

4:45 pm-8:26 pm

2 stops18h 41m

$702

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Thu 1/15

4:05 pm-4:20 pm

2 stops33h 15m

Tokyo Narita

Thu 1/22

6:15 pm-3:29 pm

2 stops36h 14m

$734

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 1/26

6:45 am-3:00 pm

1 stop17h 15m

Tokyo Narita

Wed 2/4

4:25 pm-4:55 pm

1 stop15h 30m

$739

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 1/26

6:45 am-3:20 pm

1 stop17h 35m

Tokyo Narita

Thu 2/5

5:35 pm-8:58 pm

1 stop18h 23m

$739

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 2/10

6:00 am-3:30 pm

1 stop18h 30m

Tokyo Narita

Tue 2/17

5:35 pm-8:26 pm

2 stops17h 51m

$743

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 2/10

9:57 am-4:20 pm

2 stops39h 23m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 16 results
1
2

Best time to book a flight from St. Louis to Narita

Have a flexible travel schedule? Discover the best time to fly to Narita from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Narita

What is the cheapest month to book a flight from St. Louis to Narita?

Currently, September is the cheapest month in which you can book a flight from St. Louis to Narita (average of $586). Flying from St. Louis to Narita in June is currently the most expensive (average of $926). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to N4R?

Find hourly flight availability from St. Louis to Narita. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 25% on flights from St. Louis to Narita by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from St. Louis to Narita?

Reviews of airlines servicing Narita

Get insights into the airlines that provide service to Narita. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Narita. Reviews last updated December 4, 2025.
Read through reviews of airlines operating flights from St. Louis to Narita, such as Japan Airlines, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,638 reviews

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
Japan Airlines
8.3
Very good
1,638 reviews
Japan Airlines
8.3
Very good
1,638 reviews

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
United Airlines
7.4
Good
9,066 reviews
Japan Airlines
8.3
Very good
1,638 reviews

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
American Airlines
7.2
Good
11,044 reviews
Japan Airlines
8.3
Very good
1,638 reviews

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
Air Canada
7.1
Good
10,500 reviews
Japan Airlines
8.3
Very good
1,638 reviews

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

Entertainment

7.8

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Narita. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Narita?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Narita. 6 airlines have flights from Lambert-St Louis to Narita on a regular basis. Booking flights from Lambert-St Louis to Narita should not be difficult; the airport handles an average of 0 outbound flights to Narita per day.

  • How long is the flight from St. Louis to Narita?

    Air Canada can get you from St. Louis to Narita in just under 33h 15m. Your travel time can differ by up to . There are 6350 mi between St. Louis and Narita.

  • Can I find deals for flights from St. Louis to Narita that include hotel bookings?

    Yes. In addition to deals on St. Louis to Narita flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Narita?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Narita.

  • Can I find deals for business class flights from St. Louis to Narita?

    Yes. Cheapflights offers flight deals from St. Louis to Narita by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Narita?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Narita (average of $586). Flying from St. Louis to Narita in June is currently the most expensive (average of $926). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from St. Louis to Narita

Discover the top 6 airlines that operate flights from St. Louis to Narita. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$629Average$878FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$633Average$941FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$691Average$974FlexibilityNo cancel feeOn-time79%
ANACheapest$703Average$957FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$716Average$1,057FlexibilityNo cancel feeOn-time69%
DeltaCheapest$722Average$983FlexibilityNo cancel feeOn-timeN/A

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