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Cheap flights from St. Louis to Colombo from $669

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 Colombo departing on 5/13. 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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0 bags

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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.
Multiple Airlines Logo
8:54 am - 8:40 pm
STL
-
CMB
25h 16m
2 stops
Multiple Airlines Logo
4:10 am - 7:20 pm
CMB
-
STL
25h 40m
2 stops
$1,160Multiple Airlines
Tue, Apr 28 - Tue, Jul 7
Multiple Airlines Logo
9:08 am - 8:35 am
STL
-
CMB
36h 57m
2 stops
Multiple Airlines Logo
4:10 am - 8:29 pm
CMB
-
STL
26h 49m
2 stops
$1,376Multiple Airlines
Sat, Jul 4 - Sat, Jul 11
Multiple Airlines Logo
6:35 am - 8:35 pm
STL
-
CMB
27h 30m
2 stops
Multiple Airlines Logo
9:50 pm - 2:26 pm
CMB
-
STL
27h 06m
2 stops
$1,426Multiple Airlines
Wed, May 13 - Wed, May 20
Qatar Airways Logo
4:30 pm - 2:35 am
STL
-
CMB
23h 35m
2 stops
Qatar Airways Logo
8:20 pm - 10:19 pm
CMB
-
STL
36h 29m
2 stops
$1,658Qatar Airways
Mon, May 4 - Thu, May 7
Multiple Airlines Logo
6:00 am - 4:50 pm
STL
-
CMB
48h 20m
2 stops
Multiple Airlines Logo
8:35 pm - 11:54 pm
CMB
-
STL
37h 49m
3 stops
$1,679Multiple Airlines
Wed, May 13 - Wed, May 20
Multiple Airlines Logo
5:11 pm - 8:35 am
STL
-
CMB
28h 54m
2 stops
Multiple Airlines Logo
4:10 am - 7:24 pm
CMB
-
STL
25h 44m
2 stops
$1,763Multiple Airlines
Tue, Jul 7 - Mon, Jul 27
Multiple Airlines Logo
7:05 am - 8:30 am
STL
-
CMB
38h 55m
2 stops
Multiple Airlines Logo
10:05 pm - 9:16 pm
CMB
-
STL
33h 41m
2 stops
$1,802Multiple Airlines
Thu, May 28 - Thu, Jun 4
Qatar Airways Logo
2:35 pm - 3:05 am
STL
-
CMB
26h 00m
2 stops
Qatar Airways Logo
4:35 am - 11:56 pm
CMB
-
STL
29h 51m
2 stops
$1,806Qatar Airways
Mon, Jul 6 - Mon, Jul 27
Qatar Airways Logo
2:35 pm - 3:05 am
STL
-
CMB
26h 00m
2 stops
Qatar Airways Logo
4:35 am - 7:25 pm
CMB
-
STL
25h 20m
2 stops
$1,835Qatar Airways
Mon, Jul 6 - Sun, Jul 26
Cathay Pacific Logo
6:36 am - 11:30 pm
STL
-
CMB
54h 24m
2 stops
Cathay Pacific Logo
12:50 am - 9:53 pm
CMB
-
STL
31h 33m
2 stops
$1,875Cathay Pacific
Fri, Jul 3 - Tue, Jul 28

Cathay Pacific flights from St. Louis to Colombo

Our best Cathay Pacific deals on St. Louis to Colombo flight tickets
Cathay Pacific
Jul 3
STL6:36 amLambert-St Louis
54h 24m
2 stops
CMB11:30 pmColombo Bandaranaike Intl
Jul 28
CMB12:50 amColombo Bandaranaike Intl
31h 33m
2 stops
STL9:53 pmLambert-St Louis
$1,875
Cathay Pacific
Jul 4
STL6:36 amLambert-St Louis
54h 24m
2 stops
CMB11:30 pmColombo Bandaranaike Intl
Jul 28
CMB12:50 amColombo Bandaranaike Intl
31h 33m
2 stops
STL9:53 pmLambert-St Louis
$2,028
Cathay Pacific
Jul 3
STL6:36 amLambert-St Louis
54h 24m
2 stops
CMB11:30 pmColombo Bandaranaike Intl
Jul 30
CMB12:50 amColombo Bandaranaike Intl
29h 04m
2 stops
STL7:24 pmLambert-St Louis
$2,349

Air Canada flights from St. Louis to Colombo

Our best Air Canada deals on St. Louis to Colombo flight tickets
Air Canada
Jun 29
STL1:20 pmLambert-St Louis
53h 55m
2 stops
CMB5:45 amColombo Bandaranaike Intl
Jul 28
CMB1:40 amColombo Bandaranaike Intl
27h 32m
2 stops
STL6:42 pmLambert-St Louis
$1,893
Air Canada
Jun 29
STL1:20 pmLambert-St Louis
53h 55m
2 stops
CMB5:45 amColombo Bandaranaike Intl
Jul 28
CMB1:10 pmColombo Bandaranaike Intl
40h 02m
2 stops
STL6:42 pmLambert-St Louis
$1,904
Air Canada
Jul 10
STL12:10 pmLambert-St Louis
38h 05m
2 stops
CMB12:45 pmColombo Bandaranaike Intl
Jul 26
CMB1:10 pmColombo Bandaranaike Intl
59h 22m
2 stops
STL2:02 pmLambert-St Louis
$1,905

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 April 14, 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

Cheapest round-trip
Quickest round-trip

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 4/28

8:54 am-8:40 pm

2 stops25h 16m

Colombo Bandaranaike Intl

Tue 7/7

4:10 am-7:20 pm

2 stops25h 40m

$1,160

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 7/4

9:08 am-8:35 am

2 stops36h 57m

Colombo Bandaranaike Intl

Sat 7/11

4:10 am-8:29 pm

2 stops26h 49m

$1,376

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 5/13

6:35 am-8:35 pm

2 stops27h 30m

Colombo Bandaranaike Intl

Wed 5/20

9:50 pm-2:26 pm

2 stops27h 06m

$1,426

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 5/4

4:30 pm-2:35 am

2 stops23h 35m

Colombo Bandaranaike Intl

Thu 5/7

8:20 pm-10:19 pm

2 stops36h 29m

$1,658

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 5/13

6:00 am-4:50 pm

2 stops48h 20m

Colombo Bandaranaike Intl

Wed 5/20

8:35 pm-11:54 pm

3 stops37h 49m

$1,679

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 7/7

5:11 pm-8:35 am

2 stops28h 54m

Colombo Bandaranaike Intl

Mon 7/27

4:10 am-7:24 pm

2 stops25h 44m

$1,763

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 5/28

7:05 am-8:30 am

2 stops38h 55m

Colombo Bandaranaike Intl

Thu 6/4

10:05 pm-9:16 pm

2 stops33h 41m

$1,802

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 7/6

2:35 pm-3:05 am

2 stops26h 00m

Colombo Bandaranaike Intl

Mon 7/27

4:35 am-11:56 pm

2 stops29h 51m

$1,806

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 7/6

2:35 pm-3:05 am

2 stops26h 00m

Colombo Bandaranaike Intl

Sun 7/26

4:35 am-7:25 pm

2 stops25h 20m

$1,835

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Fri 7/3

6:36 am-11:30 pm

2 stops54h 24m

Colombo Bandaranaike Intl

Tue 7/28

12:50 am-9:53 pm

2 stops31h 33m

$1,875

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 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

27h 30m

Direct flights

None
The fastest flight from St. Louis to Colombo takes 27h 30m
There are no direct flights from St. Louis to Colombo. There are no popular flight routes from St. Louis to Colombo.
Search flight deals

Frequently asked questions about flying from St. Louis to Colombo

  • 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 27h 30m, 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 $1,393Free CancellationRating
7.4
3,728 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