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Cheap flights from St. Louis to Colombo from $848

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 7/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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 - 3:05 am
STL
-
CMB
34h 33m
2 stops
Qatar Airways Logo
4:35 am - 11:59 pm
CMB
-
STL
29h 54m
2 stops
$1,355Qatar Airways
Tue, Aug 18 - Fri, Sep 25
Qatar Airways Logo
6:29 am - 3:05 am
STL
-
CMB
34h 06m
2 stops
Qatar Airways Logo
4:35 am - 11:59 pm
CMB
-
STL
29h 54m
2 stops
$1,429Qatar Airways
Mon, Sep 21 - Fri, Sep 25
Multiple Airlines Logo
2:50 pm - 6:30 pm
STL
-
CMB
65h 10m
3 stops
Multiple Airlines Logo
2:55 am - 11:59 pm
CMB
-
STL
31h 34m
2 stops
$1,784Multiple Airlines
Tue, Aug 18 - Thu, Sep 24
Multiple Airlines Logo
12:10 pm - 4:30 am
STL
-
CMB
29h 50m
3 stops
Multiple Airlines Logo
9:50 pm - 2:00 pm
CMB
-
STL
26h 40m
3 stops
$1,925Multiple Airlines
Tue, Aug 18 - Fri, Sep 25
Air Canada Logo
12:10 pm - 5:05 am
STL
-
CMB
30h 25m
2 stops
Air Canada Logo
3:25 am - 8:20 pm
CMB
-
STL
51h 25m
3 stops
$1,945Air Canada
Tue, Aug 18 - Thu, Sep 24
Qatar Airways Logo
6:45 am - 4:50 pm
STL
-
CMB
47h 35m
2 stops
Qatar Airways Logo
11:25 am - 4:17 pm
CMB
-
STL
39h 22m
2 stops
$1,951Qatar Airways
Sat, Jul 11 - Fri, Jul 31
Multiple Airlines Logo
12:10 pm - 4:30 am
STL
-
CMB
29h 50m
3 stops
Multiple Airlines Logo
2:55 am - 8:20 pm
CMB
-
STL
27h 55m
3 stops
$1,958Multiple Airlines
Tue, Aug 18 - Thu, Sep 24
Emirates Logo
3:13 pm - 10:15 am
STL
-
CMB
32h 32m
3 stops
Emirates Logo
10:05 pm - 9:21 pm
CMB
-
STL
33h 46m
2 stops
$2,251Emirates
Mon, Sep 21 - Fri, Sep 25
Emirates Logo
3:13 pm - 10:15 am
STL
-
CMB
32h 32m
3 stops
Emirates Logo
10:05 pm - 9:21 pm
CMB
-
STL
33h 46m
2 stops
$2,459Emirates
Mon, Sep 21 - Fri, Sep 25
Multiple Airlines Logo
3:30 pm - 5:45 am
STL
-
CMB
27h 45m
1 stop
Multiple Airlines Logo
1:10 pm - 1:25 pm
CMB
-
STL
58h 45m
2 stops
$2,572Multiple Airlines
Tue, Aug 18 - Fri, Sep 25

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Emirates flights from St. Louis to Colombo

Our best Emirates deals on St. Louis to Colombo flight tickets
Emirates
Sep 21
STL3:13 pmLambert-St Louis
32h 32m
3 stops
CMB10:15 amColombo Bandaranaike Intl
Sep 25
CMB10:05 pmColombo Bandaranaike Intl
33h 46m
2 stops
STL9:21 pmLambert-St Louis
$2,251
Emirates
Sep 21
STL3:13 pmLambert-St Louis
32h 32m
3 stops
CMB10:15 amColombo Bandaranaike Intl
Sep 25
CMB10:05 pmColombo Bandaranaike Intl
33h 46m
2 stops
STL9:21 pmLambert-St Louis
$2,459
Emirates
Sep 21
STL3:13 pmLambert-St Louis
32h 32m
3 stops
CMB10:15 amColombo Bandaranaike Intl
Sep 25
CMB8:35 pmColombo Bandaranaike Intl
35h 16m
3 stops
STL9:21 pmLambert-St Louis
$2,582

Qatar Airways flights from St. Louis to Colombo

Our best Qatar Airways deals on St. Louis to Colombo flight tickets
Qatar Airways
Aug 18
STL6:02 amLambert-St Louis
34h 33m
2 stops
CMB3:05 amColombo Bandaranaike Intl
Sep 25
CMB4:35 amColombo Bandaranaike Intl
29h 54m
2 stops
STL11:59 pmLambert-St Louis
$1,355
Qatar Airways
Sep 21
STL6:29 amLambert-St Louis
34h 06m
2 stops
CMB3:05 amColombo Bandaranaike Intl
Sep 25
CMB4:35 amColombo Bandaranaike Intl
29h 54m
2 stops
STL11:59 pmLambert-St Louis
$1,429
Qatar Airways
Jul 11
STL6:45 amLambert-St Louis
47h 35m
2 stops
CMB4:50 pmColombo Bandaranaike Intl
Jul 31
CMB11:25 amColombo Bandaranaike Intl
39h 22m
2 stops
STL4:17 pmLambert-St Louis
$1,951

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 June 25, 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 8/18

6:02 am-3:05 am

2 stops34h 33m

Colombo Bandaranaike Intl

Fri 9/25

4:35 am-11:59 pm

2 stops29h 54m

$1,355

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 9/21

6:29 am-3:05 am

2 stops34h 06m

Colombo Bandaranaike Intl

Fri 9/25

4:35 am-11:59 pm

2 stops29h 54m

$1,429

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 8/18

2:50 pm-6:30 pm

3 stops65h 10m

Colombo Bandaranaike Intl

Thu 9/24

2:55 am-11:59 pm

2 stops31h 34m

$1,784
Quickest round-trip

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 8/18

12:10 pm-4:30 am

3 stops29h 50m

Colombo Bandaranaike Intl

Fri 9/25

9:50 pm-2:00 pm

3 stops26h 40m

$1,925

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 8/18

12:10 pm-5:05 am

2 stops30h 25m

Colombo Bandaranaike Intl

Thu 9/24

3:25 am-8:20 pm

3 stops51h 25m

$1,945

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 7/11

6:45 am-4:50 pm

2 stops47h 35m

Colombo Bandaranaike Intl

Fri 7/31

11:25 am-4:17 pm

2 stops39h 22m

$1,951

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 8/18

12:10 pm-4:30 am

3 stops29h 50m

Colombo Bandaranaike Intl

Thu 9/24

2:55 am-8:20 pm

3 stops27h 55m

$1,958

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 9/21

3:13 pm-10:15 am

3 stops32h 32m

Colombo Bandaranaike Intl

Fri 9/25

10:05 pm-9:21 pm

2 stops33h 46m

$2,251

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 9/21

3:13 pm-10:15 am

3 stops32h 32m

Colombo Bandaranaike Intl

Fri 9/25

10:05 pm-9:21 pm

2 stops33h 46m

$2,459

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 8/18

3:30 pm-5:45 am

1 stop27h 45m

Colombo Bandaranaike Intl

Fri 9/25

1:10 pm-1:25 pm

2 stops58h 45m

$2,572

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 airline that flies from Lambert-St Louis to Colombo?

American Airlines is the most popular carrier operating from Lambert-St Louis to Colombo

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

34h 06m

Direct flights

None
The fastest flight from St. Louis to Colombo takes 34h 06m
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 34h 06m, 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
3,730 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