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Cheap flights from St. Louis to Colombo from $1,244

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Colombo departing on 4/25. 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 Colombo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
6:11 pm - 11:45 pm
STL
-
CMB
43h 04m
2 stops
Cathay Pacific Logo
1:05 am - 7:33 pm
CMB
-
STL
28h 58m
2 stops
$1,244Cathay Pacific
Sat, Apr 25 - Fri, May 1
Multiple Airlines Logo
6:38 am - 11:30 pm
STL
-
CMB
30h 22m
2 stops
Multiple Airlines Logo
12:45 am - 11:58 pm
CMB
-
STL
33h 43m
2 stops
$1,420Multiple Airlines
Wed, Mar 11 - Mon, Mar 23
Cathay Pacific Logo
6:11 pm - 11:45 pm
STL
-
CMB
43h 04m
2 stops
Cathay Pacific Logo
1:05 am - 7:33 pm
CMB
-
STL
28h 58m
2 stops
$1,445Cathay Pacific
Sun, Apr 12 - Sat, Apr 18
Qatar Airways Logo
7:00 am - 2:05 am
STL
-
CMB
32h 35m
2 stops
Qatar Airways Logo
8:20 pm - 12:18 pm
CMB
-
STL
26h 28m
2 stops
$1,494Qatar Airways
Mon, Mar 30 - Mon, Apr 6
Multiple Airlines Logo
7:30 am - 8:30 am
STL
-
CMB
38h 30m
2 stops
Multiple Airlines Logo
6:30 pm - 12:21 pm
CMB
-
STL
28h 21m
2 stops
$1,540Multiple Airlines
Tue, Jun 16 - Mon, Jun 29
Multiple Airlines Logo
4:05 pm - 6:30 pm
STL
-
CMB
39h 55m
3 stops
Multiple Airlines Logo
10:05 am - 12:06 pm
CMB
-
STL
36h 31m
2 stops
$1,565Multiple Airlines
Sat, Apr 25 - Sat, May 2
Multiple Airlines Logo
7:25 am - 4:50 pm
STL
-
CMB
46h 55m
2 stops
Multiple Airlines Logo
1:10 pm - 2:02 pm
CMB
-
STL
59h 22m
2 stops
$1,577Multiple Airlines
Sat, Jun 20 - Tue, Jun 30
Multiple Airlines Logo
7:30 am - 8:30 am
STL
-
CMB
38h 30m
2 stops
Multiple Airlines Logo
1:10 pm - 2:02 pm
CMB
-
STL
35h 22m
2 stops
$1,578Multiple Airlines
Wed, Jun 17 - Tue, Jun 30
Multiple Airlines Logo
7:30 am - 8:30 am
STL
-
CMB
38h 30m
2 stops
Multiple Airlines Logo
6:30 pm - 11:41 am
CMB
-
STL
27h 41m
2 stops
$1,579Multiple Airlines
Mon, Jun 1 - Sat, Jun 13
Multiple Airlines Logo
7:30 am - 6:30 pm
STL
-
CMB
48h 30m
3 stops
Multiple Airlines Logo
1:10 pm - 2:02 pm
CMB
-
STL
35h 22m
2 stops
$1,580Multiple Airlines
Wed, Jun 17 - Tue, Jun 30

Cathay Pacific flights from St. Louis to Colombo

Our best Cathay Pacific deals on St. Louis to Colombo flight tickets
Cathay Pacific
Apr 25
STL6:11 pmLambert-St Louis
43h 04m
2 stops
CMB11:45 pmColombo Bandaranaike Intl
May 1
CMB1:05 amColombo Bandaranaike Intl
28h 58m
2 stops
STL7:33 pmLambert-St Louis
$1,244
Cathay Pacific
Apr 12
STL6:11 pmLambert-St Louis
43h 04m
2 stops
CMB11:45 pmColombo Bandaranaike Intl
Apr 18
CMB1:05 amColombo Bandaranaike Intl
28h 58m
2 stops
STL7:33 pmLambert-St Louis
$1,445
Cathay Pacific
Mar 9
STL6:50 pmLambert-St Louis
42h 10m
2 stops
CMB11:30 pmColombo Bandaranaike Intl
Mar 21
CMB12:45 amColombo Bandaranaike Intl
27h 45m
2 stops
STL6:00 pmLambert-St Louis
$1,728

Qatar Airways flights from St. Louis to Colombo

Our best Qatar Airways deals on St. Louis to Colombo flight tickets
Qatar Airways
Mar 30
STL7:00 amLambert-St Louis
32h 35m
2 stops
CMB2:05 amColombo Bandaranaike Intl
Apr 6
CMB8:20 pmColombo Bandaranaike Intl
26h 28m
2 stops
STL12:18 pmLambert-St Louis
$1,494
Qatar Airways
Mar 8
STL2:00 pmLambert-St Louis
25h 25m
2 stops
CMB1:55 amColombo Bandaranaike Intl
Mar 22
CMB10:15 amColombo Bandaranaike Intl
48h 14m
2 stops
STL11:59 pmLambert-St Louis
$2,022
Qatar Airways
Mar 9
STL2:00 pmLambert-St Louis
26h 15m
2 stops
CMB2:45 amColombo Bandaranaike Intl
Mar 22
CMB7:30 pmColombo Bandaranaike Intl
27h 44m
2 stops
STL12:44 pmLambert-St Louis
$4,700

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Colombo 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 March 1, 2026.
Use the filters below to find and compare flights from St. Louis to Colombo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 4/25

6:11 pm-11:45 pm

2 stops43h 04m

Colombo Bandaranaike Intl

Fri 5/1

1:05 am-7:33 pm

2 stops28h 58m

$1,244

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 3/11

6:38 am-11:30 pm

2 stops30h 22m

Colombo Bandaranaike Intl

Mon 3/23

12:45 am-11:58 pm

2 stops33h 43m

$1,420

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sun 4/12

6:11 pm-11:45 pm

2 stops43h 04m

Colombo Bandaranaike Intl

Sat 4/18

1:05 am-7:33 pm

2 stops28h 58m

$1,445

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 3/30

7:00 am-2:05 am

2 stops32h 35m

Colombo Bandaranaike Intl

Mon 4/6

8:20 pm-12:18 pm

2 stops26h 28m

$1,494

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 6/16

7:30 am-8:30 am

2 stops38h 30m

Colombo Bandaranaike Intl

Mon 6/29

6:30 pm-12:21 pm

2 stops28h 21m

$1,540

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 4/25

4:05 pm-6:30 pm

3 stops39h 55m

Colombo Bandaranaike Intl

Sat 5/2

10:05 am-12:06 pm

2 stops36h 31m

$1,565

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 6/20

7:25 am-4:50 pm

2 stops46h 55m

Colombo Bandaranaike Intl

Tue 6/30

1:10 pm-2:02 pm

2 stops59h 22m

$1,577

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 6/17

7:30 am-8:30 am

2 stops38h 30m

Colombo Bandaranaike Intl

Tue 6/30

1:10 pm-2:02 pm

2 stops35h 22m

$1,578

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 6/1

7:30 am-8:30 am

2 stops38h 30m

Colombo Bandaranaike Intl

Sat 6/13

6:30 pm-11:41 am

2 stops27h 41m

$1,579

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 6/17

7:30 am-6:30 pm

3 stops48h 30m

Colombo Bandaranaike Intl

Tue 6/30

1:10 pm-2:02 pm

2 stops35h 22m

$1,580

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Colombo from

How to get the cheapest flight ticket from St. Louis to Colombo

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 Lambert-St Louis to Colombo flight route?

Fly from Lambert-St Louis to Colombo Bandaranaike Intl for the best Lambert-St Louis - Colombo flight prices

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

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

Cheap St. Louis to Colombo flight deals and tips

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

Fastest flight time

30h 43m

Direct flights

None
The fastest flight from St. Louis to Colombo takes 30h 43m
There are no direct flights from St. Louis to Colombo. There are no popular flight routes from St. Louis to Colombo.
Search flight deals

  • How far is Lambert-St Louis to Colombo by plane?

    Colombo is 9218.3 mi away from Lambert-St Louis. Flights usually cover this in 30h 43m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Colombo.

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

    The travel and health documents you'll need for your trip to Colombo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colombo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Colombo

Compare and see reviews for airlines that fly from St. Louis to Colombo with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $1,233Free CancellationRating
7.4
3,745 reviews
Search Qatar Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Colombo for you.

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

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

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

Once all potential St. Louis to Colombo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from St. Louis to Colombo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Colombo and let you know when they change.

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Find better results for your trip to Sri Lanka

Fly into one of these airports located in Colombo

Airports listed have a maximum distance of 17.4 mi from Colombo
Colombo Bandaranaike Intl Airport
Colombo Diyawanna Oya Seaplane Base Airport