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Cheap flights from Southeast Asia to St. Louis from $492

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southeast Asia to St. Louis departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Southeast Asia to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
5:30 am - 10:59 pm
MNL
-
STL
30h 29m
2 stops
Cathay Pacific Logo
12:25 pm - 9:35 am
STL
-
MNL
32h 10m
2 stops
$872Cathay Pacific
fre, apr 10 - mån, apr 27
Multiple Airlines Logo
10:50 am - 10:59 pm
MNL
-
STL
25h 09m
2 stops
Multiple Airlines Logo
7:20 pm - 9:35 am
STL
-
MNL
25h 15m
2 stops
$927Multiple Airlines
ons, apr 15 - ons, jul 15
Cathay Pacific Logo
5:30 pm - 10:59 pm
BKK
-
STL
41h 29m
2 stops
Cathay Pacific Logo
6:21 am - 12:10 am
STL
-
BKK
29h 49m
2 stops
$1,115Cathay Pacific
tors, apr 23 - fre, maj 1
Multiple Airlines Logo
2:05 am - 11:59 pm
BKK
-
STL
33h 54m
2 stops
Multiple Airlines Logo
7:00 am - 11:15 am
STL
-
BKK
40h 15m
2 stops
$1,120Multiple Airlines
lör, mar 21 - mån, mar 30
Philippine Airlines Logo
10:15 pm - 8:24 am
MNL
-
STL
23h 09m
2 stops
Philippine Airlines Logo
6:36 am - 10:35 pm
STL
-
MNL
26h 59m
1 stop
$1,209Philippine Airlines
ons, apr 15 - ons, jul 15
Philippine Airlines Logo
10:15 pm - 11:57 pm
MNL
-
STL
38h 42m
1 stop
Philippine Airlines Logo
6:36 am - 6:00 pm
STL
-
MNL
22h 24m
1 stop
$1,216Philippine Airlines
ons, apr 15 - ons, jul 15
Qatar Airways Logo
8:20 am - 9:12 pm
HKT
-
STL
49h 52m
2 stops
Qatar Airways Logo
9:37 am - 12:55 pm
STL
-
HKT
39h 18m
2 stops
$1,320Qatar Airways
tors, mar 5 - mån, mar 9
United Airlines Logo
3:45 pm - 10:45 am
BKK
-
STL
31h 00m
3 stops
United Airlines Logo
2:35 pm - 9:35 am
STL
-
BKK
31h 00m
3 stops
$1,467United Airlines
tors, apr 23 - fre, maj 1
United Airlines Logo
3:45 pm - 8:35 am
BKK
-
STL
28h 50m
3 stops
United Airlines Logo
6:00 am - 11:55 pm
STL
-
BKK
29h 55m
2 stops
$1,471United Airlines
tors, apr 23 - fre, maj 1
Delta Logo
9:30 pm - 12:21 am
BKK
-
STL
38h 51m
2 stops
Delta Logo
5:00 pm - 11:40 pm
STL
-
BKK
42h 40m
2 stops
$1,647Delta
lör, mar 21 - lör, mar 28

Philippine Airlines flights from Southeast Asia to St. Louis

Our best Philippine Airlines deals on Southeast Asia to St. Louis flight tickets
Philippine Airlines
Apr 15
MNL10:15 pmManila Ninoy Aquino Intl
23h 09m
2 stops
STL8:24 amLambert-St Louis
Jul 15
STL6:36 amLambert-St Louis
26h 59m
1 stop
MNL10:35 pmManila Ninoy Aquino Intl
$1,209
Philippine Airlines
Apr 15
MNL10:15 pmManila Ninoy Aquino Intl
38h 42m
1 stop
STL11:57 pmLambert-St Louis
Jul 15
STL6:36 amLambert-St Louis
22h 24m
1 stop
MNL6:00 pmManila Ninoy Aquino Intl
$1,216
Philippine Airlines
May 19
MNL11:05 amManila Ninoy Aquino Intl
25h 54m
1 stop
STL11:59 pmLambert-St Louis
Jun 30
STL6:36 amLambert-St Louis
22h 24m
1 stop
MNL6:00 pmManila Ninoy Aquino Intl
$4,011

Cathay Pacific flights from Southeast Asia to St. Louis

Our best Cathay Pacific deals on Southeast Asia to St. Louis flight tickets
Cathay Pacific
Apr 10
MNL5:30 amManila Ninoy Aquino Intl
30h 29m
2 stops
STL10:59 pmLambert-St Louis
Apr 27
STL12:25 pmLambert-St Louis
32h 10m
2 stops
MNL9:35 amManila Ninoy Aquino Intl
$872
Cathay Pacific
Apr 23
BKK5:30 pmBangkok Suvarnabhumi
41h 29m
2 stops
STL10:59 pmLambert-St Louis
May 1
STL6:21 amLambert-St Louis
29h 49m
2 stops
BKK12:10 amBangkok Suvarnabhumi
$1,115
Cathay Pacific
Mar 5
HKT12:20 pmPhuket City
42h 40m
2 stops
STL6:00 pmLambert-St Louis
Mar 9
STL6:38 amLambert-St Louis
40h 42m
2 stops
HKT11:20 amPhuket City
$1,362

momondo Fare Finder

 
Customize your flight search to find flights from Southeast Asia to St. Louis 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 februari 4, 2026.
Use the filters below to find and compare flights from Southeast Asia to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ManilaSt. Louis

MNL - STL

MNLSTL

Manila Ninoy Aquino Intl

fre 4/10

5:30 am-10:59 pm

2 stops30h 29m

Lambert-St Louis

mån 4/27

12:25 pm-9:35 am

2 stops32h 10m

$872

ManilaSt. Louis

MNL - STL

MNLSTL

Manila Ninoy Aquino Intl

ons 4/15

10:50 am-10:59 pm

2 stops25h 09m

Lambert-St Louis

ons 7/15

7:20 pm-9:35 am

2 stops25h 15m

$927

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

tors 4/23

5:30 pm-10:59 pm

2 stops41h 29m

Lambert-St Louis

fre 5/1

6:21 am-12:10 am

2 stops29h 49m

$1,115

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

lör 3/21

2:05 am-11:59 pm

2 stops33h 54m

Lambert-St Louis

mån 3/30

7:00 am-11:15 am

2 stops40h 15m

$1,120

ManilaSt. Louis

MNL - STL

MNLSTL

Manila Ninoy Aquino Intl

ons 4/15

10:15 pm-8:24 am

2 stops23h 09m

Lambert-St Louis

ons 7/15

6:36 am-10:35 pm

1 stop26h 59m

$1,209

ManilaSt. Louis

MNL - STL

MNLSTL

Manila Ninoy Aquino Intl

ons 4/15

10:15 pm-11:57 pm

1 stop38h 42m

Lambert-St Louis

ons 7/15

6:36 am-6:00 pm

1 stop22h 24m

$1,216

Phuket CitySt. Louis

HKT - STL

HKTSTL

Phuket City

tors 3/5

8:20 am-9:12 pm

2 stops49h 52m

Lambert-St Louis

mån 3/9

9:37 am-12:55 pm

2 stops39h 18m

$1,320

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

tors 4/23

3:45 pm-10:45 am

3 stops31h 00m

Lambert-St Louis

fre 5/1

2:35 pm-9:35 am

3 stops31h 00m

$1,467

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

tors 4/23

3:45 pm-8:35 am

3 stops28h 50m

Lambert-St Louis

fre 5/1

6:00 am-11:55 pm

2 stops29h 55m

$1,471

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

lör 3/21

9:30 pm-12:21 am

2 stops38h 51m

Lambert-St Louis

lör 3/28

5:00 pm-11:40 pm

2 stops42h 40m

$1,647

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Southeast Asia to St. Louis

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

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

No. A direct flight is the cheapest option for a flight between Southeast Asia to St. Louis.

Cheap Southeast Asia to St. Louis flight deals and tips

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

Fastest flight time

30h 29m

Direct flights

None
The fastest flight from Southeast Asia to St. Louis takes 30h 29m
There are no direct flights from Southeast Asia to St. Louis. There are no popular flight routes from Southeast Asia to St. Louis.
Search flight deals

  • When did momondo last update prices for flights from Southeast Asia to Lambert-St Louis Airport?

    Prices for flights from Southeast Asia to Lambert-St Louis Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Southeast Asia to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport 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 Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Southeast Asia to St. Louis?

Best airlines flying from Southeast Asia to St. Louis

Compare and see reviews for airlines that fly from Southeast Asia to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
Japan AirlinesPriceFrom $906Free CancellationRating
8.3
1,697 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $1,410Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
Florissant
O'Fallon
Collinsville
St. Peters
Fenton
Wentzville
Alton
Farmington
Clayton
Edwardsville
Eureka
Festus
Litchfield
Glencoe
Shrewsbury

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Southeast Asia to St. Louis. momondo saves you time and could save you money on your trip.

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

Yes. All flights to St. Louis from Southeast Asia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Southeast Asia and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to St. Louis from Southeast Asia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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