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Narita

$373+ 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — NRT
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Find 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 November 5, 2025.

This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/169:00 amSTL - NRT
1 stop15h 40mUnited Airlines
Wed 12/105:45 pmNRT - STL
1 stop19h 13mUnited Airlines
Deal found 11/3$785
This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:43 pmSTL - NRT
2 stops29h 17mUnited Airlines
Wed 11/125:30 pmNRT - STL
2 stops19h 10mUnited Airlines
Deal found 11/2$790
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:00 amSTL - NRT
1 stop15h 40mUnited Airlines
Wed 11/265:35 pmNRT - STL
1 stop34h 03mUnited Airlines
Deal found 11/3$792
This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:15 amSTL - NRT
1 stop18h 15mUnited Airlines
Sat 12/134:45 pmNRT - STL
1 stop14h 44mUnited Airlines
Deal found 11/2$794
This ANA deal was found by Cheapflights users on 11/3. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:15 amSTL - NRT
1 stop18h 15mMultiple Airlines
Wed 12/105:45 pmNRT - STL
1 stop19h 13mMultiple Airlines
Deal found 11/3$801
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:30 amSTL - NRT
2 stops18h 10mUnited Airlines
Mon 11/175:45 pmNRT - STL
1 stop19h 37mUnited Airlines
Deal found 11/3$817
This Air Canada deal was found by Cheapflights users on 11/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/54:05 pmSTL - NRT
1 stop33h 25mAir Canada
Sat 12/136:45 pmNRT - STL
2 stops19h 00mAir Canada
Deal found 11/4$819
This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:35 pmSTL - NRT
1 stop31h 55mUnited Airlines
Mon 11/104:45 pmNRT - STL
1 stop14h 42mUnited Airlines
Deal found 11/2$824
This Air Canada deal was found by Cheapflights users on 11/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:05 pmSTL - NRT
2 stops33h 25mAir Canada
Sun 11/236:45 pmNRT - STL
2 stops31h 06mAir Canada
Deal found 11/4$833

Cheap 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 November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$785
(United Airlines)

One-way from

$373
(Air Canada)

Popular in

June

Cheapest in

September

Average price

$1,063
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 ($249 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 November 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 November 5, 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

Sun 11/16

9:00 am-3:40 pm

1 stop15h 40m

Tokyo Narita

Wed 12/10

5:45 pm-9:58 pm

1 stop19h 13m

$785

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Wed 11/12

9:00 am-3:40 pm

1 stop15h 40m

Tokyo Narita

Wed 11/26

5:35 pm-12:38 pm

1 stop34h 03m

$792

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 12/2

6:15 am-3:30 pm

1 stop18h 15m

Tokyo Narita

Sat 12/13

4:45 pm-4:29 pm

1 stop14h 44m

$794

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 12/1

9:00 am-3:40 pm

1 stop15h 40m

Tokyo Narita

Mon 12/8

5:35 pm-8:57 pm

1 stop18h 22m

$817

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sat 11/8

9:00 am-3:40 pm

1 stop15h 40m

Tokyo Narita

Wed 11/12

5:35 pm-4:28 pm

1 stop13h 53m

$817

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Fri 12/5

7:00 am-4:00 pm

1 stop18h 00m

Tokyo Narita

Mon 12/15

6:30 pm-11:59 pm

1 stop20h 29m

$842

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 11/18

7:00 am-4:00 pm

1 stop18h 00m

Tokyo Narita

Sun 11/23

6:30 pm-11:54 pm

1 stop20h 24m

$842

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Fri 12/5

7:00 am-4:00 pm

1 stop18h 00m

Tokyo Narita

Thu 12/11

6:30 pm-11:59 pm

1 stop20h 29m

$842

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sun 12/7

1:00 pm-4:20 pm

2 stops36h 20m

$373

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 1/6

5:26 pm-9:25 am

3 stops48h 59m

$384

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 13 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 $593). Flying from St. Louis to Narita in June is currently the most expensive (average of $934). 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 November 5, 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 November 5, 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
1,604 reviews

Entertainment

7.8

Boarding

8.4

Overall

8.3

Crew

8.7

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Japan Airlines
8.3
Very good
1,604 reviews
Japan Airlines
8.3
Very good
1,604 reviews

Entertainment

7.8

Boarding

8.4

Overall

8.3

Crew

8.7

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
United Airlines
7.4
Good
9,000 reviews
Japan Airlines
8.3
Very good
1,604 reviews

Entertainment

7.8

Boarding

8.4

Overall

8.3

Crew

8.7

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
American Airlines
7.2
Good
11,041 reviews
Japan Airlines
8.3
Very good
1,604 reviews

Entertainment

7.8

Boarding

8.4

Overall

8.3

Crew

8.7

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Air Canada
7.1
Good
10,404 reviews
Japan Airlines
8.3
Very good
1,604 reviews

Entertainment

7.8

Boarding

8.4

Overall

8.3

Crew

8.7

Food

7.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.

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?

    United Airlines can get you from St. Louis to Narita in just under 15h 40m. 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 $593). Flying from St. Louis to Narita in June is currently the most expensive (average of $934). 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

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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 November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$629Average$886FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$633Average$939FlexibilityNo cancel feeOn-time71%
ANACheapest$703Average$957FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$703Average$949FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$716Average$1,070FlexibilityNo cancel feeOn-time69%
DeltaCheapest$722Average$966FlexibilityNo cancel feeOn-timeN/A

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