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Cheap flights from St. Louis to Colombo from $1,364

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 8/11. 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

Find the cheapest flights from St. Louis to Colombo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
6:02 am - 9:00 am
STL
-
CMB
40h 28m
2 stops
Qatar Airways Logo
4:35 am - 2:21 pm
CMB
-
STL
44h 16m
2 stops
$1,364Qatar Airways
Tue, Aug 11 - Tue, Sep 22
Qatar Airways Logo
12:45 pm - 9:00 am
STL
-
CMB
33h 45m
2 stops
Qatar Airways Logo
8:20 pm - 11:59 pm
CMB
-
STL
38h 09m
2 stops
$1,499Qatar Airways
Thu, Aug 27 - Sun, Sep 13
Qatar Airways Logo
11:15 am - 3:05 am
STL
-
CMB
29h 20m
2 stops
Qatar Airways Logo
8:20 pm - 9:44 pm
CMB
-
STL
35h 54m
2 stops
$1,528Qatar Airways
Mon, Aug 3 - Tue, Sep 15
American Airlines Logo
11:15 am - 2:05 am
STL
-
CMB
28h 20m
2 stops
American Airlines Logo
3:35 am - 8:44 pm
CMB
-
STL
27h 39m
2 stops
$1,629American Airlines
Tue, Aug 4 - Mon, Sep 14
American Airlines Logo
11:22 am - 2:05 am
STL
-
CMB
28h 13m
2 stops
American Airlines Logo
4:35 am - 10:40 pm
CMB
-
STL
28h 35m
2 stops
$1,659American Airlines
Mon, Aug 10 - Mon, Aug 17
Emirates Logo
3:13 pm - 6:30 pm
STL
-
CMB
40h 47m
3 stops
Emirates Logo
8:35 pm - 9:31 pm
CMB
-
STL
35h 26m
3 stops
$1,764Emirates
Tue, Aug 11 - Tue, Sep 22
Multiple Airlines Logo
8:55 am - 10:10 pm
STL
-
CMB
26h 45m
2 stops
Multiple Airlines Logo
8:35 pm - 8:20 pm
CMB
-
STL
34h 15m
3 stops
$1,794Multiple Airlines
Thu, Aug 27 - Sun, Sep 13
Multiple Airlines Logo
6:35 am - 6:30 pm
STL
-
CMB
49h 25m
3 stops
Multiple Airlines Logo
10:05 pm - 8:20 pm
CMB
-
STL
32h 45m
2 stops
$1,830Multiple Airlines
Thu, Aug 27 - Sun, Sep 13
Multiple Airlines Logo
12:10 pm - 8:35 am
STL
-
CMB
33h 55m
3 stops
Multiple Airlines Logo
8:20 pm - 2:00 pm
CMB
-
STL
28h 10m
3 stops
$1,997Multiple Airlines
Thu, Aug 27 - Sun, Sep 13
Emirates Logo
8:55 am - 10:10 pm
STL
-
CMB
26h 45m
2 stops
Emirates Logo
8:35 pm - 2:00 pm
CMB
-
STL
27h 55m
3 stops
$2,066Emirates
Mon, Aug 3 - Tue, Sep 15

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Qatar Airways flights from St. Louis to Colombo

Our best Qatar Airways deals on St. Louis to Colombo flight tickets
Qatar Airways
Aug 11
STL6:02 amLambert-St Louis
40h 28m
2 stops
CMB9:00 amColombo Bandaranaike Intl
Sep 22
CMB4:35 amColombo Bandaranaike Intl
44h 16m
2 stops
STL2:21 pmLambert-St Louis
$1,364
Qatar Airways
Aug 27
STL12:45 pmLambert-St Louis
33h 45m
2 stops
CMB9:00 amColombo Bandaranaike Intl
Sep 13
CMB8:20 pmColombo Bandaranaike Intl
38h 09m
2 stops
STL11:59 pmLambert-St Louis
$1,499
Qatar Airways
Aug 3
STL11:15 amLambert-St Louis
29h 20m
2 stops
CMB3:05 amColombo Bandaranaike Intl
Sep 15
CMB8:20 pmColombo Bandaranaike Intl
35h 54m
2 stops
STL9:44 pmLambert-St Louis
$1,528

Emirates flights from St. Louis to Colombo

Our best Emirates deals on St. Louis to Colombo flight tickets
Emirates
Aug 11
STL3:13 pmLambert-St Louis
30h 47m
2 stops
CMB8:30 amColombo Bandaranaike Intl
Sep 22
CMB11:15 amColombo Bandaranaike Intl
44h 46m
3 stops
STL9:31 pmLambert-St Louis
$1,764
Emirates
Aug 3
STL8:55 amLambert-St Louis
26h 45m
2 stops
CMB10:10 pmColombo Bandaranaike Intl
Sep 15
CMB8:35 pmColombo Bandaranaike Intl
27h 55m
3 stops
STL2:00 pmLambert-St Louis
$2,066
Emirates
Aug 10
STL2:57 pmLambert-St Louis
32h 48m
3 stops
CMB10:15 amColombo Bandaranaike Intl
Aug 17
CMB8:35 pmColombo Bandaranaike Intl
37h 54m
3 stops
STL11:59 pmLambert-St Louis
$2,704

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 July 6, 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

Tue 8/11

6:02 am-9:00 am

2 stops40h 28m

Colombo Bandaranaike Intl

Tue 9/22

4:35 am-2:21 pm

2 stops44h 16m

$1,364

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 8/27

12:45 pm-9:00 am

2 stops33h 45m

Colombo Bandaranaike Intl

Sun 9/13

8:20 pm-11:59 pm

2 stops38h 09m

$1,499

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 8/3

11:15 am-3:05 am

2 stops29h 20m

Colombo Bandaranaike Intl

Tue 9/15

8:20 pm-9:44 pm

2 stops35h 54m

$1,528

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 8/4

11:15 am-2:05 am

2 stops28h 20m

Colombo Bandaranaike Intl

Mon 9/14

3:35 am-8:44 pm

2 stops27h 39m

$1,629

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 8/10

11:22 am-2:05 am

2 stops28h 13m

Colombo Bandaranaike Intl

Mon 8/17

4:35 am-10:40 pm

2 stops28h 35m

$1,659

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 8/11

3:13 pm-6:30 pm

3 stops40h 47m

Colombo Bandaranaike Intl

Tue 9/22

8:35 pm-9:31 pm

3 stops35h 26m

$1,764

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 8/27

8:55 am-10:10 pm

2 stops26h 45m

Colombo Bandaranaike Intl

Sun 9/13

8:35 pm-8:20 pm

3 stops34h 15m

$1,794

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 8/27

6:35 am-6:30 pm

3 stops49h 25m

Colombo Bandaranaike Intl

Sun 9/13

10:05 pm-8:20 pm

2 stops32h 45m

$1,830

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 8/27

12:10 pm-8:35 am

3 stops33h 55m

Colombo Bandaranaike Intl

Sun 9/13

8:20 pm-2:00 pm

3 stops28h 10m

$1,997
Quickest round-trip

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 8/3

8:55 am-10:10 pm

2 stops26h 45m

Colombo Bandaranaike Intl

Tue 9/15

8:35 pm-2:00 pm

3 stops27h 55m

$2,066

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 03m

Direct flights

None
The fastest flight from St. Louis to Colombo takes 30h 03m
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 30h 03m, 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 $1,147Free CancellationRating
7.3
3,742 reviews
Search Qatar Airways flights

Frequently asked questions about flying from St. Louis to Colombo

  • How do I get Price Alerts for flights from St. Louis to Colombo?

    Price Alerts will notify you by email when the price for flights to Colombo from St. Louis decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from St. Louis to Colombo with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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