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$349+ Cheap flights from St. Louis (STL) to Asia

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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BKK
feb. 25 — mar. 41
mié. 2/25
mié. 3/4
1 adult, Economy
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Cheap flight deals from St. Louis to Asia

Cheapest flights from St. Louis to Asia
Explore the most affordable flight options available from St. Louis to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 26, 2026.

This Expedia deal was found by Cheapflights users on 1/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/76:41 am
STL
-
NRT
1 stop19h 19m
Multiple Airlines
mar. 9/155:40 pm
NRT
-
STL
2 stops35h 41m
Multiple Airlines
Deal found 1/25$722
This FlightHub deal was found by Cheapflights users on 1/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/239:55 am
STL
-
NRT
2 stops39h 25m
Air Canada
jue. 3/56:15 pm
NRT
-
STL
2 stops36h 14m
Air Canada
Deal found 1/24$729
This Air Canada deal was found by Cheapflights users on 1/23. 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.
mar. 5/121:00 pm
STL
-
HKG
2 stops27h 10m
Air Canada
mié. 6/179:45 am
HKG
-
STL
2 stops23h 20m
Air Canada
Deal found 1/23$731
This FlightHub deal was found by Cheapflights users on 1/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/238:17 am
STL
-
HND
1 stop21h 48m
ANA
jue. 3/56:20 pm
HND
-
STL
1 stop15h 54m
ANA
Deal found 1/24$731
This Air Canada deal was found by Cheapflights users on 1/25. 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.
lun. 4/64:05 pm
STL
-
HKG
2 stops48h 10m
Air Canada
jue. 5/79:45 am
HKG
-
STL
2 stops23h 20m
Air Canada
Deal found 1/25$736
This FlightHub deal was found by Cheapflights users on 1/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/86:30 am
STL
-
HND
1 stop20h 15m
ANA
mar. 2/246:20 pm
HND
-
STL
1 stop15h 54m
ANA
Deal found 1/24$738
This Delta deal was found by Cheapflights users on 1/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/106:32 am
STL
-
HND
1 stop21h 13m
Delta
mar. 3/178:00 pm
HND
-
STL
1 stop17h 58m
Delta
Deal found 1/24$740
This American Airlines deal was found by Cheapflights users on 1/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/235:12 am
STL
-
NRT
1 stop19h 18m
American Airlines
jue. 3/55:30 pm
NRT
-
STL
1 stop20h 28m
American Airlines
Deal found 1/24$740
This Air Canada deal was found by Cheapflights users on 1/25. 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.
dom. 2/154:05 pm
STL
-
HKG
2 stops36h 35m
Air Canada
lun. 3/28:25 pm
HKG
-
STL
2 stops33h 04m
Air Canada
Deal found 1/25$741
This United Airlines deal was found by Cheapflights users on 1/26. 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.
sáb. 2/284:30 pm
STL
-
HND
2 stops31h 20m
United Airlines
mar. 3/107:40 pm
HND
-
STL
2 stops17h 54m
United Airlines
Deal found 1/26$743
This FlightHub deal was found by Cheapflights users on 1/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/224:05 pm
STL
-
NRT
2 stops33h 15m
Air Canada
sáb. 2/286:45 pm
NRT
-
STL
2 stops35h 44m
Air Canada
Deal found 1/24$743
This United Airlines deal was found by Cheapflights users on 1/26. 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.
sáb. 2/284:30 pm
STL
-
NRT
2 stops31h 30m
United Airlines
mar. 3/105:35 pm
NRT
-
STL
1 stop17h 06m
United Airlines
Deal found 1/26$744

Find flight deals from St. Louis to Asia

Keep the following information in mind while searching for St. Louis to Asia flight deals. Data was last updated enero 26, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$729
(FlightHub)

One-way from

$349
(Air Canada)

Popular in

December

Cheapest in

October

Average price

$1,188
Provider with most accurate pricing for Lambert-St Louis-Manila Ninoy Aquino Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Manila Ninoy Aquino Intl flights.
Search Deals
From Lambert-St Louis to Asia
Search Deals
One-way flight from Lambert-St Louis to Asia
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Asia 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 enero 26, 2026.
Use the filters below to find and compare flights from St. Louis to Asia that are best for you.

Fly from

St. Louis

Fly to

Asia

Route

Depart

Return

Price

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

mar. 5/12

1:00 pm-5:10 am

2 stops27h 10m

Hong Kong Intl

mié. 6/17

9:45 am-8:05 pm

2 stops23h 20m

$731

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

lun. 4/6

4:05 pm-5:15 am

2 stops48h 10m

Hong Kong Intl

jue. 5/7

9:45 am-8:05 pm

2 stops23h 20m

$736

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

sáb. 2/28

4:30 pm-2:50 pm

2 stops31h 20m

Tokyo Haneda

lun. 3/9

12:50 am-9:21 am

2 stops22h 31m

$743

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

sáb. 2/28

4:30 pm-3:00 pm

2 stops31h 30m

Tokyo Narita

mar. 3/10

5:45 pm-10:16 pm

1 stop18h 31m

$744

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

sáb. 2/28

5:50 pm-5:45 pm

1 stop32h 55m

Tokyo Haneda

mar. 3/10

4:25 pm-8:42 pm

1 stop18h 17m

$745

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

dom. 2/22

4:05 pm-4:30 pm

1 stop33h 25m

Tokyo Narita

sáb. 2/28

6:45 pm-10:36 am

2 stops30h 51m

$746

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

lun. 2/9

6:45 am-3:00 pm

1 stop17h 15m

Tokyo Narita

vie. 2/27

5:45 pm-10:14 pm

1 stop19h 29m

$746

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

mar. 4/28

4:46 pm-4:00 pm

1 stop33h 14m

Tokyo Narita

jue. 5/7

5:35 pm-8:05 pm

1 stop16h 30m

$749

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

lun. 2/9

6:57 pm-3:20 pm

2 stops29h 23m

Tokyo Haneda

vie. 2/27

8:00 pm-8:41 pm

1 stop15h 41m

$751

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

mié. 2/18

7:00 am-6:35 pm

1 stop20h 35m

Incheon Intl

dom. 2/22

8:35 pm-11:59 pm

1 stop18h 24m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 60 results
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Best time to book a flight from St. Louis to Asia

Have a flexible travel schedule? Discover the best time to fly to Asia 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 Asia

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

Currently, September is the cheapest month in which you can book a flight from St. Louis to Asia (average of $580). Flying from St. Louis to Asia in June is currently the most expensive (average of $922). 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.

Reviews of airlines servicing Asia

Get insights into the airlines that provide service to Asia. 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 Asia. Reviews last updated enero 26, 2026.
Peruse reviews from past customers who have flown with Delta, Qatar Airways, and United Airlines from St. Louis to Asia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,118 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,118 reviews
Delta
7.9
Good
8,118 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Qatar Airways
7.4
Good
3,732 reviews
Delta
7.9
Good
8,118 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,203 reviews
Delta
7.9
Good
8,118 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,658 reviews
Delta
7.9
Good
8,118 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,747 reviews
Delta
7.9
Good
8,118 reviews

Comfort

7.9

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Asia. 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 Asia?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Asia. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

    Departing from St. Louis to Asia will take you 27h 10m. There are 7929 mi between St. Louis and Asia. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from St. Louis to Asia one-way?

    The cheapest airlines for a one-way flight from St. Louis to Asia are Japan Airlines ($293), American Airlines ($318), and Qatar Airways ($341).

  • What are the most popular routes from St. Louis to Asia?

    Most travelers choose Lambert-St Louis - Tokyo Narita, Lambert-St Louis - Tokyo Haneda or Lambert-St Louis - Bangkok Suvarnabhumi when deciding on the best route from St. Louis to Asia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Asia 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 Asia?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Asia (average of $580). Flying from St. Louis to Asia in June is currently the most expensive (average of $922). 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 10 airlines flying from St. Louis to Asia

Discover the top 10 airlines that operate flights from St. Louis to Asia. 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 enero 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$422Average$1,261FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$593Average$1,227FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$629Average$1,139FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$691Average$1,068FlexibilityNo cancel feeOn-time79%
ANACheapest$703Average$1,160FlexibilityNo cancel feeOn-time80%
DeltaCheapest$711Average$1,140FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$905Average$1,240FlexibilityNo cancel feeOn-time68%
LufthansaCheapest$920Average$1,251FlexibilityNo cancel feeOn-time76%
Cathay PacificCheapest$937Average$1,309FlexibilityNo cancel feeOn-time72%
KLMCheapest$1,002Average$1,230FlexibilityNo cancel feeOn-time75%

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