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

United Airlines, Alaska Airlines, and Hawaiian Airlines can get you from St. Louis to Narita in just under 29h 20m. Your travel time can differ by up to 4h 50m. There are 6350 mi between St. Louis and Narita. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Narita ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Narita when rainfall is around 2.0 in.

If weather is an important factor for your trip to Narita, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

What are the most popular airlines that fly from St. Louis to Narita?

Before booking your flight from St. Louis to Narita check out the most popular airlines for this route: United Airlines, American Airlines or Air Canada.

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.

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.

$314+ Flights from St. Louis to Narita

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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 noviembre 26, 2025.

dom. 12/74:05 pmSTL - NRT

1 stop33h 25mAir Canada

dom. 12/146:45 pmNRT - STL

1 stop35h 44mAir Canada

Deal found 11/24

$692

mar. 12/27:00 amSTL - NRT

1 stop18h 00mAlaska Airlines

jue. 12/116:30 pmNRT - STL

1 stop20h 29mAlaska Airlines

Deal found 11/24

$698

mar. 12/27:00 amSTL - NRT

1 stop18h 00mAlaska Airlines

mar. 12/96:30 pmNRT - STL

1 stop34h 57mAlaska Airlines

Deal found 11/24

$706

mar. 12/27:00 amSTL - NRT

1 stop18h 00mAlaska Airlines

sáb. 12/136:30 pmNRT - STL

1 stop34h 57mAlaska Airlines

Deal found 11/24

$723

mié. 11/266:43 pmSTL - NRT

2 stops30h 47mAir Canada

mié. 12/36:15 pmNRT - STL

2 stops37h 48mAir Canada

Deal found 11/25

$744

dom. 12/74:05 pmSTL - NRT

1 stop33h 25mAir Canada

mié. 3/46:45 pmNRT - STL

2 stops19h 14mAir Canada

Deal found 11/24

$746

lun. 12/16:43 pmSTL - NRT

2 stops30h 47mAir Canada

mar. 2/106:15 pmNRT - STL

2 stops41h 58mAir Canada

Deal found 11/26

$748

Best flights from St. Louis to Narita
Discover carefully curated flight deals from St. Louis to Narita that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated noviembre 26, 2025.

lun. 2/96:40 pmSTL - NRT

2 stops29h 20mUnited Airlines

vie. 2/275:35 pmNRT - STL

2 stops30h 48mUnited Airlines

Deal found 11/25

$702

dom. 1/182:50 pmSTL - NRT

1 stop34h 10mAlaska Airlines

mar. 2/36:30 pmNRT - STL

1 stop34h 24mAlaska Airlines

Deal found 11/25

$712

sáb. 1/246:19 pmSTL - NRT

1 stop30h 41mHawaiian Airlines

mié. 1/286:30 pmNRT - STL

1 stop34h 24mHawaiian Airlines

Deal found 11/25

$714

vie. 1/92:50 pmSTL - NRT

1 stop34h 10mAlaska Airlines

vie. 1/166:30 pmNRT - STL

1 stop19h 16mAlaska Airlines

Deal found 11/25

$779

sáb. 1/244:15 pmSTL - NRT

2 stops31h 45mUnited Airlines

mié. 1/285:45 pmNRT - STL

1 stop19h 15mUnited Airlines

Deal found 11/25

$789

dom. 2/86:45 amSTL - NRT

1 stop17h 35mUnited Airlines

sáb. 2/144:45 pmNRT - STL

1 stop14h 42mUnited Airlines

Deal found 11/25

$811

lun. 2/238:41 amSTL - NRT

1 stop15h 59mUnited Airlines

mié. 2/255:45 pmNRT - STL

1 stop19h 29mUnited Airlines

Deal found 11/24

$839

dom. 3/17:41 amSTL - NRT

1 stop16h 19mUnited Airlines

mié. 3/115:05 pmNRT - STL

1 stop19h 54mUnited Airlines

Deal found 11/25

$842

dom. 4/197:45 amSTL - NRT

1 stop17h 15mUnited Airlines

jue. 4/305:00 pmNRT - STL

2 stops20h 43mUnited Airlines

Deal found 11/24

$846

Last-minute flights from St. Louis to Narita
Discover last-minute flight deals from St. Louis to Narita. Data last updated noviembre 26, 2025 and is based on user searches.

mié. 11/266:43 pmSTL - NRT

2 stops30h 47mAir Canada

mié. 12/36:15 pmNRT - STL

2 stops37h 48mAir Canada

Deal found 11/25

$744

lun. 12/16:43 pmSTL - NRT

2 stops30h 47mAir Canada

mar. 2/106:15 pmNRT - STL

2 stops41h 58mAir Canada

Deal found 11/26

$748

mar. 12/27:00 amSTL - NRT

1 stop18h 00mAlaska Airlines

jue. 12/116:30 pmNRT - STL

1 stop20h 29mAlaska Airlines

Deal found 11/24

$698

mar. 12/27:00 amSTL - NRT

1 stop18h 00mAlaska Airlines

mar. 12/96:30 pmNRT - STL

1 stop34h 57mAlaska Airlines

Deal found 11/24

$706

mar. 12/27:00 amSTL - NRT

1 stop18h 00mAlaska Airlines

sáb. 12/136:30 pmNRT - STL

1 stop34h 57mAlaska Airlines

Deal found 11/24

$723

dom. 12/74:05 pmSTL - NRT

1 stop33h 25mAir Canada

dom. 12/146:45 pmNRT - STL

1 stop35h 44mAir Canada

Deal found 11/24

$692

dom. 12/74:05 pmSTL - NRT

1 stop33h 25mAir Canada

mié. 3/46:45 pmNRT - STL

2 stops19h 14mAir Canada

Deal found 11/24

$746

One-way flights from St. Louis to Narita
Search for one-way flight options from St. Louis to Narita. Find affordable one-way fares based on user searches. Data last updated noviembre 26, 2025.

vie. 2/277:00 amSTL - NRT

1 stop18h 00mAlaska Airlines

Deal found 11/25

$314

jue. 2/262:47 pmSTL - NRT

1 stop34h 13mAlaska Airlines

Deal found 11/25

$327

vie. 2/275:11 pmSTL - NRT

3 stops55h 39mMultiple Airlines

Deal found 11/25

$361

vie. 12/57:00 amSTL - NRT

1 stop18h 00mAlaska Airlines

Deal found 11/25

$383

jue. 2/56:35 amSTL - NRT

2 stops23h 30mDelta

Deal found 11/25

$392

jue. 2/510:07 amSTL - NRT

2 stops38h 48mUnited Airlines

Deal found 11/24

$404

mié. 4/157:00 amSTL - NRT

1 stop19h 00mAlaska Airlines

Deal found 11/24

$418

mié. 2/257:43 pmSTL - NRT

3 stops50h 17mMultiple Airlines

Deal found 11/25

$419

lun. 3/25:11 pmSTL - NRT

3 stops57h 49mMultiple Airlines

Deal found 11/25

$432

mar. 4/142:55 pmSTL - NRT

1 stop35h 05mAlaska Airlines

Deal found 11/25

$433

jue. 2/56:00 amSTL - NRT

1 stop17h 45mAmerican Airlines

Deal found 11/25

$438

Cheap flight deals from St. Louis to Narita

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$551 (Expedia)
One-way from	$314 (Alaska Airlines)
Popular in	June
Cheapest in	September
Average price	$1,069

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 ($251 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

Fly from

Fly to

Route

Depart

Return

Price

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

lun. 2/9

6:40 pm-3:00 pm

2 stops29h 20m

Tokyo Narita

vie. 2/27

5:35 pm-9:23 am

2 stops30h 48m

$702

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

dom. 1/18

2:50 pm-4:00 pm

1 stop34h 10m

Tokyo Narita

mar. 2/3

6:30 pm-1:54 pm

1 stop34h 24m

$712

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

sáb. 1/24

6:19 pm-4:00 pm

1 stop30h 41m

Tokyo Narita

mié. 1/28

6:30 pm-1:54 pm

1 stop34h 24m

$714

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

vie. 1/9

2:50 pm-4:00 pm

1 stop34h 10m

Tokyo Narita

vie. 1/16

6:30 pm-10:46 pm

1 stop19h 16m

$779

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

sáb. 1/24

4:15 pm-3:00 pm

2 stops31h 45m

Tokyo Narita

mié. 1/28

5:45 pm-10:00 pm

1 stop19h 15m

$789

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

dom. 2/8

6:45 am-3:20 pm

1 stop17h 35m

Tokyo Narita

sáb. 2/14

4:45 pm-4:27 pm

1 stop14h 42m

$811

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

lun. 2/23

8:41 am-3:40 pm

1 stop15h 59m

Tokyo Narita

mié. 2/25

5:45 pm-10:14 pm

1 stop19h 29m

$839

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

dom. 3/1

7:41 am-3:00 pm

1 stop16h 19m

Tokyo Narita

mié. 3/11

5:05 pm-10:59 pm

1 stop19h 54m

$842

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

dom. 4/19

7:45 am-3:00 pm

1 stop17h 15m

Tokyo Narita

jue. 4/30

5:00 pm-11:43 pm

2 stops20h 43m

$846

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

vie. 2/27

7:00 am-4:00 pm

1 stop18h 00m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Showing 1-10 of 19 results

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?

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.

Reviews of airlines servicing Narita

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

1,630 reviews

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

1,630 reviews

Japan Airlines

8.3

Very good

1,630 reviews

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

9,046 reviews

Japan Airlines

8.3

Very good

1,630 reviews

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

11,038 reviews

Japan Airlines

8.3

Very good

1,630 reviews

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

10,476 reviews

Japan Airlines

8.3

Very good

1,630 reviews

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

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, Alaska Airlines, and Hawaiian Airlines can get you from St. Louis to Narita in just under 29h 20m. Your travel time can differ by up to 4h 50m. There are 6350 mi between St. Louis and Narita. This flight may include one or multiple stops.
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

Alternative routes for St. Louis to Narita

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Top 6 airlines flying from St. Louis to Narita

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$629	Average$878	FlexibilityNo cancel fee	On-time67%
American Airlines	Cheapest$633	Average$939	FlexibilityNo cancel fee	On-time71%
Japan Airlines	Cheapest$691	Average$974	FlexibilityNo cancel fee	On-time79%
ANA	Cheapest$703	Average$957	FlexibilityNo cancel fee	On-time80%
United Airlines	Cheapest$716	Average$1,075	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$722	Average$986	FlexibilityNo cancel fee	On-timeN/A

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$314+ 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Narita with Cheapflights

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Find flight deals from St. Louis to Narita

Cheapest flights from St. Louis to NaritaExplore 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 noviembre 26, 2025.

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 noviembre 26, 2025.

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 noviembre 26, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Narita that are best for you.

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.

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?

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 noviembre 26, 2025.

Reviews of airlines servicing Narita

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.

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?

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Narita

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from St. Louis to Narita

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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 noviembre 26, 2025.