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$431+ 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ICN
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap 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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$724
(American Airlines)

One-way from

$431
(American Airlines)

Popular in

June

Cheapest in

August

Average price

$1,386

Good round-trip deal

$1,447 or less
Provider with most accurate pricing for Lambert-St Louis-Manila Ninoy Aquino Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Manila Ninoy Aquino Intl flights.
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From Lambert-St Louis to Asia
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One-way flight from Lambert-St Louis to Asia
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Highest demand for flights based on searches. 17% potential increase in price ($314 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Lambert-St Louis to Asia.
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Find 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 April 30, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 9/89:34 amSTL - DEL
2 stops24h 56mAmerican Airlines
Mon 9/2211:30 pmDEL - STL
2 stops24h 55mAmerican Airlines
Deal found 4/28$724
This United Airlines deal was found by Cheapflights users on 4/29. 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 11/13:15 pmSTL - HND
2 stops23h 25mUnited Airlines
Wed 11/194:25 pmHND - STL
2 stops19h 34mUnited Airlines
Deal found 4/29$909
This Delta deal was found by Cheapflights users on 4/29. 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.
Mon 9/17:05 pmSTL - HND
2 stops28h 00mDelta
Wed 9/104:20 pmHND - STL
2 stops21h 19mDelta
Deal found 4/29$911
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Sun 11/95:57 pmSTL - NRT
1 stop30h 33mAmerican Airlines
Wed 11/125:30 pmNRT - STL
1 stop15h 47mAmerican Airlines
Deal found 4/29$914
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Sun 8/37:00 amSTL - HND
1 stop18h 55mAmerican Airlines
Tue 8/2611:30 amHND - STL
1 stop15h 23mAmerican Airlines
Deal found 4/29$938
This United Airlines deal was found by Cheapflights users on 4/29. 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 7/196:00 amSTL - NRT
1 stop19h 25mUnited Airlines
Thu 8/145:25 pmNRT - STL
2 stops30h 06mUnited Airlines
Deal found 4/29$944
This FlightHub deal was found by Cheapflights users on 4/28. 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.
Wed 4/309:39 amSTL - HND
1 stop16h 16mANA
Fri 5/210:25 amHND - STL
1 stop19h 24mANA
Deal found 4/28$945
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/87:05 pmSTL - DEL
2 stops20h 20mKLM
Sun 9/213:55 amDEL - STL
2 stops27h 10mKLM
Deal found 4/28$946
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1612:28 pmSTL - HND
2 stops37h 22mAir Canada
Sat 11/16:50 pmHND - STL
2 stops32h 30mAir Canada
Deal found 4/29$985
This United Airlines deal was found by Cheapflights users on 4/29. 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 11/107:05 amSTL - ICN
1 stop31h 35mUnited Airlines
Thu 11/2712:45 pmICN - STL
1 stop19h 18mUnited Airlines
Deal found 4/29$993
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Sat 11/12:55 pmSTL - NRT
1 stop35h 05mAlaska Airlines
Wed 11/196:25 pmNRT - STL
1 stop20h 31mAlaska Airlines
Deal found 4/29$993
This FlightHub deal was found by Cheapflights users on 4/29. 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.
Sat 5/106:52 amSTL - NRT
1 stop19h 43mJapan Airlines
Tue 5/205:20 pmNRT - STL
1 stop19h 44mJapan Airlines
Deal found 4/29$995

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 April 30, 2025.
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. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Mon 9/8

9:34 am-9:00 pm

2 stops24h 56m

New Delhi Indira Gandhi Intl

Mon 9/22

11:30 pm-1:55 pm

2 stops24h 55m

$724

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Mon 9/1

7:05 pm-1:05 pm

2 stops28h 00m

Tokyo Haneda

Wed 9/10

4:20 pm-11:39 pm

2 stops21h 19m

$911

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 8/3

7:00 am-3:55 pm

1 stop18h 55m

Tokyo Haneda

Tue 8/26

11:30 am-12:53 pm

1 stop15h 23m

$938

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Sun 8/3

8:15 am-3:25 pm

1 stop17h 10m

Tokyo Haneda

Tue 8/26

6:25 pm-11:53 pm

2 stops19h 28m

$943

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sat 7/19

6:00 am-3:25 pm

1 stop19h 25m

Tokyo Narita

Thu 8/14

5:25 pm-9:31 am

2 stops30h 06m

$944

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Mon 9/8

7:05 pm-1:55 am

2 stops20h 20m

New Delhi Indira Gandhi Intl

Sun 9/21

3:55 am-8:35 pm

2 stops27h 10m

$946

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Thu 10/16

12:28 pm-3:50 pm

2 stops37h 22m

Tokyo Haneda

Sat 11/1

6:50 pm-1:20 pm

2 stops32h 30m

$985

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sat 5/10

6:52 am-4:35 pm

1 stop19h 43m

Tokyo Narita

Tue 5/20

5:20 pm-11:04 pm

1 stop19h 44m

$995

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Wed 10/1

4:05 pm-3:45 pm

1 stop33h 40m

Tokyo Narita

Wed 10/29

6:45 pm-3:26 pm

1 stop34h 41m

$1,001

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Mon 9/8

1:30 pm-10:10 pm

1 stop22h 10m

New Delhi Indira Gandhi Intl

Mon 9/22

11:35 pm-6:58 pm

2 stops29h 53m

$1,006

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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, February is the cheapest month in which you can book a flight from St. Louis to Asia (average of $1,001). Flying from St. Louis to Asia in December is currently the most expensive (average of $1,635). 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 AS?

Find hourly flight availability from St. Louis to Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

When flying from St. Louis to Asia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Asia by month

Plan your trip to Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Asia ranges from 0.4 - 15.7 inches per month. July is typically the wettest month, when rainfall can reach 15.7 in. February is typically the driest time to visit Asia when rainfall is around 0.4 in.

Temperature in Asia by month

Plan your trip to Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

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 April 30, 2025.
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Korean Air
8.4
Very good
1,066 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Japan Airlines
8.3
Very good
1,459 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
732 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
ANA
8.3
Very good
852 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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.

  • 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 American Airlines ($431), United Airlines ($437), and Air Canada ($482).

  • 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 - Incheon Intl 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, February is the cheapest month in which you can book a flight from St. Louis to Asia (average of $1,001). Flying from St. Louis to Asia in December is currently the most expensive (average of $1,635). 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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Alternative routes for St. Louis to Asia

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$691Average$1,199FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$712Average$1,227FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$720Average$1,260FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$738Average$1,325FlexibilityNo cancel feeOn-time69%
DeltaCheapest$738Average$1,574FlexibilityNo cancel feeOn-timeN/A
ANACheapest$880Average$1,291FlexibilityNo cancel feeOn-time80%
Qatar AirwaysCheapest$940Average$1,505FlexibilityNo cancel feeOn-time68%
KLMCheapest$954Average$1,411FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$1,040Average$1,316FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,080Average$1,648FlexibilityNo cancel feeOn-time81%

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