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Cheap flights from St. Louis to Asia from $314

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Asia departing on 2/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Asia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:00 am - 6:35 pmSTL-ICN
21h 35m1 stop
Alaska Airlines Logo
8:35 pm - 11:55 pmICN-STL
17h 20m1 stop
$766Alaska Airlines
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Mon, Apr 13 - Mon, Apr 20
Alaska Airlines Logo
2:55 pm - 6:35 pmSTL-ICN
37h 40m1 stop
Alaska Airlines Logo
8:35 pm - 11:55 pmICN-STL
17h 20m1 stop
$773Alaska Airlines
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Wed, Mar 25 - Mon, Mar 30
United Airlines Logo
6:30 am - 9:55 pmSTL-DEL
27h 55m2 stops
United Airlines Logo
11:00 pm - 11:09 amDEL-STL
22h 39m1 stop
$810United Airlines
Find Deal
Wed, Feb 11 - Sat, Mar 14
Delta Logo
6:10 am - 3:20 pmSTL-HND
18h 10m1 stop
Delta Logo
4:25 pm - 4:44 pmHND-STL
15h 19m1 stop
$811Delta
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Wed, Feb 11 - Sun, Feb 15
United Airlines Logo
6:00 am - 9:50 pmSTL-DEL
28h 20m2 stops
United Airlines Logo
11:55 pm - 2:30 pmDEL-STL
26h 05m2 stops
$814United Airlines
Find Deal
Tue, Jan 13 - Tue, Feb 10
Delta Logo
6:10 am - 3:20 pmSTL-HND
18h 10m1 stop
Delta Logo
4:50 pm - 11:25 pmHND-STL
21h 35m2 stops
$816Delta
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Wed, Feb 11 - Sun, Feb 15
Lufthansa Logo
11:22 am - 12:05 amSTL-DEL
25h 13m2 stops
Lufthansa Logo
1:55 am - 11:59 pmDEL-STL
33h 34m2 stops
$884Lufthansa
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Tue, Jan 27 - Mon, Feb 9
Lufthansa Logo
11:22 am - 12:05 amSTL-DEL
25h 13m2 stops
Lufthansa Logo
1:55 am - 11:59 pmDEL-STL
33h 34m2 stops
$894Lufthansa
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Mon, Jan 12 - Sat, Feb 7
Qatar Airways Logo
11:55 am - 2:05 amSTL-BOM
26h 40m2 stops
Qatar Airways Logo
10:10 pm - 2:47 pmBOM-STL
28h 07m2 stops
$927Qatar Airways
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Wed, Jan 21 - Wed, Feb 4
Qatar Airways Logo
5:15 am - 8:10 amSTL-BOM
39h 25m2 stops
Qatar Airways Logo
4:10 am - 10:27 pmBOM-STL
29h 47m2 stops
$934Qatar Airways
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Thu, Nov 27 - Mon, Dec 1

Cathay Pacific flights from St. Louis to Asia

Our best Cathay Pacific deals on St. Louis to Asia flight tickets
Cathay Pacific
Jan 19
STL7:04 amLambert-St Louis
28h 16m
2 stops
SGN12:20 amHo Chi Minh City
Apr 27
SGN11:05 amHo Chi Minh City
48h 19m
2 stops
STL11:24 pmLambert-St Louis
$936
Find similar
Cathay Pacific
Feb 1
STL6:44 pmLambert-St Louis
40h 36m
2 stops
SGN12:20 amHo Chi Minh City
Mar 8
SGN11:35 amHo Chi Minh City
42h 22m
2 stops
STL4:57 pmLambert-St Louis
$942
Find similar
Cathay Pacific
Nov 13
STL7:00 amLambert-St Louis
28h 15m
2 stops
BKK12:15 amBangkok Suvarnabhumi
Nov 24
BKK5:40 pmBangkok Suvarnabhumi
41h 54m
2 stops
STL10:34 pmLambert-St Louis
$1,069
Find similar

United Airlines flights from St. Louis to Asia

Our best United Airlines deals on St. Louis to Asia flight tickets
United Airlines
Feb 11
STL6:30 amLambert-St Louis
27h 55m
2 stops
DEL9:55 pmNew Delhi Indira Gandhi Intl
Mar 14
DEL11:00 pmNew Delhi Indira Gandhi Intl
22h 39m
1 stop
STL11:09 amLambert-St Louis
$810
Find similar
United Airlines
Jan 13
STL6:00 amLambert-St Louis
28h 20m
2 stops
DEL9:50 pmNew Delhi Indira Gandhi Intl
Feb 10
DEL11:55 pmNew Delhi Indira Gandhi Intl
26h 05m
2 stops
STL2:30 pmLambert-St Louis
$814
Find similar
United Airlines
Dec 2
STL6:15 amLambert-St Louis
18h 15m
1 stop
NRT3:30 pmTokyo Narita
Dec 13
NRT4:45 pmTokyo Narita
14h 44m
1 stop
STL4:29 pmLambert-St Louis
$817
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from St. Louis to Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Mon 4/13

7:00 am-6:35 pm

1 stop21h 35m

Incheon Intl

Mon 4/20

8:35 pm-11:55 pm

1 stop17h 20m

$766

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Wed 3/25

2:55 pm-6:35 pm

1 stop37h 40m

Incheon Intl

Mon 3/30

8:35 pm-11:55 pm

1 stop17h 20m

$773

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Wed 2/11

6:30 am-9:55 pm

2 stops27h 55m

New Delhi Indira Gandhi Intl

Sat 3/14

11:00 pm-11:09 am

1 stop22h 39m

$810

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 2/11

6:10 am-3:20 pm

1 stop18h 10m

Tokyo Haneda

Sun 2/15

4:25 pm-4:44 pm

1 stop15h 19m

$811

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Tue 1/13

6:00 am-9:50 pm

2 stops28h 20m

New Delhi Indira Gandhi Intl

Tue 2/10

11:55 pm-2:30 pm

2 stops26h 05m

$814

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

Wed 2/11

6:10 am-3:20 pm

1 stop18h 10m

Tokyo Haneda

Sun 2/15

4:50 pm-11:25 pm

2 stops21h 35m

$816

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Tue 1/27

11:22 am-12:05 am

2 stops25h 13m

New Delhi Indira Gandhi Intl

Mon 2/9

1:55 am-11:59 pm

2 stops33h 34m

$884

St. LouisNew Delhi

STL - DEL

STLDEL

Lambert-St Louis

Mon 1/12

11:22 am-12:05 am

2 stops25h 13m

New Delhi Indira Gandhi Intl

Sat 2/7

1:55 am-11:59 pm

2 stops33h 34m

$894

St. LouisMumbai

STL - BOM

STLBOM

Lambert-St Louis

Wed 1/21

11:55 am-2:05 am

2 stops26h 40m

Mumbai Chhatrapati Shivaji Intl

Wed 2/4

10:10 pm-2:47 pm

2 stops28h 07m

$927

St. LouisMumbai

STL - BOM

STLBOM

Lambert-St Louis

Thu 11/27

5:15 am-8:10 am

2 stops39h 25m

Mumbai Chhatrapati Shivaji Intl

Mon 12/1

4:10 am-10:27 pm

2 stops29h 47m

$934

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from St. Louis to Asia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Asia?

If you’re not able to fly to Asia in September, then October is your next best option. Flight prices from St. Louis to Asia during October average around $1,119.

What is the cheapest day to depart on your flight to Asia?

The cheapest day to depart from St. Louis to Asia is on a Monday. Travelers who choose to depart for Asia on a Monday will often find tickets for as low as $1,334. The most expensive day to fly to Asia is Thursday, with ticket prices averaging around $1,546.

What is the cheapest time of day to depart on your flight to Asia?

Our most recent data shows that the best time of day to fly to Asia is in the morning. Flights from St. Louis to Asia during this time can be as low as $1,339. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,754 on average. Flights to Asia from St. Louis at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Lambert-St Louis to Asia flight route?

Fly from Lambert-St Louis to New Delhi Indira Gandhi Intl for the best Lambert-St Louis - Asia flight prices

How far in advance should I book a flight to Asia?

You are more likely to see cheaper flights to Asia from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Asia for around $1,280 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Asia from St. Louis for as low as $991 on momondo.

What cabin class options are available on Lambert-St Louis to Asia flights?

There is only 1 cabin class available to choose from on Lambert-St Louis to Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Asia flights?

You could potentially save up to 62% on your flight if you consider stops on a St. Louis to Asia flight.

Cheap St. Louis to Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Asia

Direct flights

None
There are no direct flights from St. Louis to Asia. There are no popular flight routes from St. Louis to Asia.
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  • When did momondo last update prices for flights from Lambert-St Louis Airport to Asia?

    Prices for flights from Lambert-St Louis Airport to Asia refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Asia?

  • How old do you have to be to fly from Lambert-St Louis Airport to Asia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Asia.

  • What documentation or ID do you need to fly to Asia?

    The required travel and health documents for your Asia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Asia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from St. Louis to Asia

Compare and see reviews for airlines that fly from St. Louis to Asia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $422Free CancellationRating
7.4
9,007 reviews
Search United Airlines flights
Air CanadaPriceFrom $629Free CancellationRating
7.1
10,416 reviews
Search Air Canada flights
American AirlinesPriceFrom $633Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
ANAPriceFrom $703Free CancellationRating
8.4
1,003 reviews
Search ANA flights
Japan AirlinesPriceFrom $703Free CancellationRating
8.3
1,604 reviews
Search Japan Airlines flights
DeltaPriceFrom $722Free CancellationRating
7.9
8,001 reviews
Search Delta flights
Qatar AirwaysPriceFrom $897Free CancellationRating
7.4
3,661 reviews
Search Qatar Airways flights
Cathay PacificPriceFrom $937Free CancellationRating
7.6
1,055 reviews
Search Cathay Pacific flights
LufthansaPriceFrom $972Free CancellationRating
6.8
7,558 reviews
Search Lufthansa flights
KLMPriceFrom $1,002Free CancellationRating
7.7
1,405 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Asia?

It is quick and easy to find St. Louis to Asia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Asia that suits you.

Can I find flights from St. Louis to Asia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Asia flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Asia?

Once you have performed a search for St. Louis to Asia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Asia right now. Can momondo alert me if prices change?

Price alerts on flights to Asia from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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