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Cheap flights from St. Louis to Colombo from $1,448

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 5/2. 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
1 adult, Economy, 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
8:00 am - 8:35 pm
STL
-
CMB
26h 05m
2 stops
Multiple Airlines Logo
4:20 pm - 1:22 pm
CMB
-
STL
31h 32m
2 stops
$1,448Multiple Airlines
Sat, May 2 - Sat, May 9
Multiple Airlines Logo
2:36 pm - 3:00 am
STL
-
CMB
25h 54m
2 stops
Multiple Airlines Logo
9:50 pm - 8:29 pm
CMB
-
STL
33h 09m
2 stops
$1,515Multiple Airlines
Fri, Jun 26 - Fri, Jul 17
Etihad Airways Logo
9:08 am - 2:55 pm
STL
-
CMB
43h 17m
2 stops
Etihad Airways Logo
4:10 am - 11:54 pm
CMB
-
STL
30h 14m
2 stops
$1,752Etihad Airways
Wed, Jun 17 - Sun, Jun 21
Air Canada Logo
1:05 pm - 4:45 am
STL
-
CMB
29h 10m
3 stops
Air Canada Logo
1:10 pm - 8:04 pm
CMB
-
STL
41h 24m
2 stops
$1,776Air Canada
Sat, May 2 - Sat, May 9
Multiple Airlines Logo
2:25 pm - 3:00 am
STL
-
CMB
26h 05m
3 stops
Multiple Airlines Logo
9:50 pm - 8:04 pm
CMB
-
STL
32h 44m
3 stops
$2,067Multiple Airlines
Sat, May 2 - Sat, May 9
Multiple Airlines Logo
2:15 pm - 8:50 am
STL
-
CMB
32h 05m
2 stops
Multiple Airlines Logo
8:35 pm - 9:16 pm
CMB
-
STL
35h 11m
3 stops
$2,191Multiple Airlines
Wed, Jun 17 - Sun, Jun 21
Emirates Logo
2:57 pm - 6:30 pm
STL
-
CMB
41h 03m
3 stops
Emirates Logo
2:05 am - 9:26 pm
CMB
-
STL
29h 51m
2 stops
$2,221Emirates
Fri, Jun 26 - Thu, Jul 16
Emirates Logo
2:57 pm - 6:30 pm
STL
-
CMB
41h 03m
3 stops
Emirates Logo
8:35 pm - 10:45 pm
CMB
-
STL
36h 40m
3 stops
$2,314Emirates
Fri, Jun 26 - Fri, Jul 17
Multiple Airlines Logo
9:35 pm - 12:45 pm
STL
-
CMB
28h 40m
1 stop
Multiple Airlines Logo
4:35 am - 7:30 pm
CMB
-
STL
25h 25m
2 stops
$2,845Multiple Airlines
Wed, Jun 17 - Sun, Jun 21
Multiple Airlines Logo
7:23 pm - 7:00 am
STL
-
CMB
49h 07m
3 stops
Multiple Airlines Logo
5:05 pm - 9:16 pm
CMB
-
STL
38h 41m
3 stops
$3,110Multiple Airlines
Wed, Jun 17 - Sun, Jun 21

Emirates flights from St. Louis to Colombo

Our best Emirates deals on St. Louis to Colombo flight tickets
Emirates
Jun 26
STL2:57 pmLambert-St Louis
41h 03m
3 stops
CMB6:30 pmColombo Bandaranaike Intl
Jul 16
CMB2:05 amColombo Bandaranaike Intl
29h 51m
2 stops
STL9:26 pmLambert-St Louis
$2,221
Emirates
Jun 26
STL2:57 pmLambert-St Louis
41h 03m
3 stops
CMB6:30 pmColombo Bandaranaike Intl
Jul 17
CMB8:35 pmColombo Bandaranaike Intl
36h 40m
3 stops
STL10:45 pmLambert-St Louis
$2,314
Emirates
May 6
STL3:20 pmLambert-St Louis
47h 15m
2 stops
CMB1:05 amColombo Bandaranaike Intl
May 13
CMB11:15 amColombo Bandaranaike Intl
45h 45m
3 stops
STL10:30 pmLambert-St Louis
$4,841

Etihad Airways flights from St. Louis to Colombo

Our best Etihad Airways deals on St. Louis to Colombo flight tickets
Etihad Airways
Mar 31
STL5:51 pmLambert-St Louis
40h 14m
2 stops
CMB8:35 pmColombo Bandaranaike Intl
Apr 6
CMB4:20 pmColombo Bandaranaike Intl
32h 13m
2 stops
STL2:03 pmLambert-St Louis
$1,335
Etihad Airways
Jun 17
STL9:08 amLambert-St Louis
43h 17m
2 stops
CMB2:55 pmColombo Bandaranaike Intl
Jun 21
CMB4:10 amColombo Bandaranaike Intl
30h 14m
2 stops
STL11:54 pmLambert-St Louis
$1,752

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 23, 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

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 5/2

8:00 am-8:35 pm

2 stops26h 05m

Colombo Bandaranaike Intl

Sat 5/9

4:20 pm-1:22 pm

2 stops31h 32m

$1,448

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Fri 6/26

2:36 pm-3:00 am

2 stops25h 54m

Colombo Bandaranaike Intl

Fri 7/17

9:50 pm-8:29 pm

2 stops33h 09m

$1,515

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 6/17

9:08 am-2:55 pm

2 stops43h 17m

Colombo Bandaranaike Intl

Sun 6/21

4:10 am-11:54 pm

2 stops30h 14m

$1,752

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 5/2

1:05 pm-4:45 am

3 stops29h 10m

Colombo Bandaranaike Intl

Sat 5/9

1:10 pm-8:04 pm

2 stops41h 24m

$1,776

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 5/2

2:25 pm-3:00 am

3 stops26h 05m

Colombo Bandaranaike Intl

Sat 5/9

9:50 pm-8:04 pm

3 stops32h 44m

$2,067

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 6/17

2:15 pm-8:50 am

2 stops32h 05m

Colombo Bandaranaike Intl

Sun 6/21

8:35 pm-9:16 pm

3 stops35h 11m

$2,191

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Fri 6/26

2:57 pm-6:30 pm

3 stops41h 03m

Colombo Bandaranaike Intl

Thu 7/16

2:05 am-9:26 pm

2 stops29h 51m

$2,221

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Fri 6/26

2:57 pm-6:30 pm

3 stops41h 03m

Colombo Bandaranaike Intl

Fri 7/17

8:35 pm-10:45 pm

3 stops36h 40m

$2,314
Quickest round-trip

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 6/17

9:35 pm-12:45 pm

1 stop28h 40m

Colombo Bandaranaike Intl

Sun 6/21

4:35 am-7:30 pm

2 stops25h 25m

$2,845

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 6/17

7:23 pm-7:00 am

3 stops49h 07m

Colombo Bandaranaike Intl

Sun 6/21

5:05 pm-9:16 pm

3 stops38h 41m

$3,110

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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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

25h 54m

Direct flights

None
The fastest flight from St. Louis to Colombo takes 25h 54m
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 25h 54m, 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
3,732 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