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$359+ 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ICN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$649
(Air Canada)

One-way from

$359
(Air Canada)

Popular in

June

Cheapest in

September

Average price

$1,679

Good round-trip deal

$1,472 or less
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. 16% potential increase in price ($283 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 July 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 July 29, 2025.

This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/165:00 amSTL - NRT
2 stops20h 25mAir Canada
Thu 10/234:55 pmNRT - STL
2 stops31h 54mAir Canada
Deal found 7/29$649
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:42 pmSTL - HND
2 stops30h 58mAir Canada
Sat 12/136:50 pmHND - STL
1 stop35h 39mAir Canada
Deal found 7/29$663
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 11/247:00 amSTL - NRT
1 stop18h 00mAlaska Airlines
Fri 12/56:25 pmNRT - STL
1 stop20h 31mAlaska Airlines
Deal found 7/27$671
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:00 amSTL - NRT
1 stop20h 00mHawaiian Airlines
Mon 9/226:25 pmNRT - STL
1 stop19h 34mHawaiian Airlines
Deal found 7/29$726
This United Airlines deal was found by Cheapflights users on 7/27. 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 11/2510:00 amSTL - HND
1 stop16h 45mUnited Airlines
Sun 12/76:20 pmHND - STL
1 stop19h 25mUnited Airlines
Deal found 7/27$759
This Delta deal was found by Cheapflights users on 7/27. 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.
Fri 11/2810:45 amSTL - HND
1 stop16h 00mDelta
Tue 12/95:20 pmHND - STL
1 stop14h 27mDelta
Deal found 7/27$760
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 9/119:56 amSTL - DEL
2 stops24h 34mAmerican Airlines
Thu 9/1811:30 pmDEL - STL
2 stops24h 12mAmerican Airlines
Deal found 7/27$814
This American Airlines deal was found by Cheapflights users on 7/27. 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 9/17:01 amSTL - ICN
1 stop18h 29mAmerican Airlines
Sat 9/205:25 pmICN - STL
1 stop19h 02mAmerican Airlines
Deal found 7/27$841
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:29 pmSTL - ICN
1 stop21h 11mUnited Airlines
Thu 11/276:00 pmICN - STL
2 stops31h 51mUnited Airlines
Deal found 7/28$850
This Delta deal was found by Cheapflights users on 7/29. 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.
Sat 9/275:11 pmSTL - ICN
1 stop20h 49mDelta
Sun 10/265:50 pmICN - STL
1 stop19h 51mDelta
Deal found 7/29$861
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/181:30 pmSTL - MNL
2 stops27h 50mAir Canada
Mon 9/299:25 amMNL - STL
2 stops42h 53mAir Canada
Deal found 7/29$879
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 9/111:30 pmSTL - DEL
1 stop22h 10mUnited Airlines
Thu 9/1811:35 pmDEL - STL
2 stops29h 45mUnited Airlines
Deal found 7/27$900

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 July 29, 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. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Mon 1/12

4:05 pm-4:40 pm

1 stop33h 35m

Tokyo Haneda

Mon 1/19

6:50 pm-12:20 pm

2 stops32h 30m

$649

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Thu 10/16

5:00 am-3:25 pm

2 stops20h 25m

Tokyo Narita

Thu 10/23

4:55 pm-10:49 am

2 stops31h 54m

$649

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Mon 11/24

7:00 am-4:00 pm

1 stop18h 00m

Tokyo Narita

Fri 12/5

6:25 pm-11:56 pm

1 stop20h 31m

$671

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Wed 9/17

6:00 am-4:00 pm

1 stop20h 00m

Tokyo Narita

Mon 9/22

6:25 pm-11:59 pm

1 stop19h 34m

$726

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Tue 11/25

10:00 am-5:45 pm

1 stop16h 45m

Tokyo Haneda

Sat 12/6

6:20 pm-7:48 pm

1 stop16h 28m

$759

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Fri 11/28

10:45 am-5:45 pm

1 stop16h 00m

Tokyo Haneda

Tue 12/9

5:20 pm-4:47 pm

1 stop14h 27m

$760

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Sun 8/24

9:08 am-9:00 pm

2 stops25h 22m

New Delhi Indira Gandhi Intl

Mon 10/6

11:30 pm-4:07 pm

2 stops27h 07m

$814

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Mon 9/1

7:01 am-3:30 pm

1 stop18h 29m

Incheon Intl

Sat 9/20

5:25 pm-10:27 pm

1 stop19h 02m

$841

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Mon 11/10

1:35 pm-5:40 am

2 stops25h 05m

Incheon Intl

Thu 11/27

6:00 pm-12:28 pm

2 stops33h 28m

$850

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Sat 9/27

3:55 pm-4:00 am

1 stop22h 05m

Incheon Intl

Sun 10/26

7:25 pm-8:05 am

1 stop26h 40m

$861

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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 $998). 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 July 29, 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.

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 July 29, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, EVA Air, and ANA 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.
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
198 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,221 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.4
Very good
922 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,121 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,535 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

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 Air Canada ($359), Hawaiian Airlines ($388), and Alaska Airlines ($405).

  • 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 - Ho Chi Minh City 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 $998). 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$629Average$1,200FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$691Average$1,177FlexibilityNo cancel feeOn-time79%
ANACheapest$714Average$1,271FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$716Average$1,270FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$716Average$1,259FlexibilityNo cancel feeOn-time71%
DeltaCheapest$723Average$1,500FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$897Average$1,449FlexibilityNo cancel feeOn-time68%
LufthansaCheapest$1,039Average$1,305FlexibilityNo cancel feeOn-time76%
FinnairCheapest$1,060Average$1,383FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,080Average$1,684FlexibilityNo cancel feeOn-time81%

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