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Cheap flights from St. Louis to Colombo from $1,517

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 9/10. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
6:00 am - 2:05 am
STL
-
CMB
33h 35m
2 stops
Qatar Airways Logo
4:35 am - 2:21 pm
CMB
-
STL
44h 16m
2 stops
$1,517Qatar Airways
Thu, Sep 10 - Mon, Sep 14
Qatar Airways Logo
11:00 am - 9:40 am
STL
-
CMB
36h 10m
2 stops
Qatar Airways Logo
10:30 am - 12:05 am
CMB
-
STL
48h 05m
2 stops
$1,595Qatar Airways
Thu, Jul 16 - Thu, Jul 30
Qatar Airways Logo
6:00 am - 2:05 am
STL
-
CMB
33h 35m
2 stops
Qatar Airways Logo
8:20 pm - 6:14 pm
CMB
-
STL
32h 24m
2 stops
$1,646Qatar Airways
Thu, Sep 10 - Mon, Sep 14
Qatar Airways Logo
6:37 am - 2:05 am
STL
-
CMB
32h 58m
2 stops
Qatar Airways Logo
10:30 am - 7:51 pm
CMB
-
STL
43h 51m
2 stops
$1,660Qatar Airways
Wed, Jul 15 - Sat, Aug 15
Multiple Airlines Logo
2:15 pm - 12:45 pm
STL
-
CMB
36h 00m
2 stops
Multiple Airlines Logo
1:10 pm - 8:07 pm
CMB
-
STL
41h 27m
2 stops
$1,853Multiple Airlines
Mon, Jun 15 - Sat, Aug 15
Multiple Airlines Logo
6:37 am - 2:05 am
STL
-
CMB
32h 58m
2 stops
Multiple Airlines Logo
8:35 pm - 1:52 pm
CMB
-
STL
51h 47m
3 stops
$2,378Multiple Airlines
Wed, Jul 15 - Sat, Aug 15
Multiple Airlines Logo
7:20 am - 11:30 pm
STL
-
CMB
29h 40m
3 stops
Multiple Airlines Logo
1:10 pm - 2:02 pm
CMB
-
STL
35h 22m
2 stops
$2,419Multiple Airlines
Thu, Jul 16 - Thu, Jul 30
Multiple Airlines Logo
1:05 pm - 12:45 pm
STL
-
CMB
37h 10m
2 stops
Multiple Airlines Logo
8:35 pm - 1:52 pm
CMB
-
STL
51h 47m
3 stops
$2,562Multiple Airlines
Mon, Jun 15 - Sat, Aug 15
Multiple Airlines Logo
7:56 pm - 6:30 pm
STL
-
CMB
60h 04m
3 stops
Multiple Airlines Logo
8:35 pm - 2:02 pm
CMB
-
STL
27h 57m
3 stops
$2,591Multiple Airlines
Mon, Jun 15 - Sat, Aug 15
Multiple Airlines Logo
7:20 am - 11:30 pm
STL
-
CMB
29h 40m
3 stops
Multiple Airlines Logo
11:40 pm - 8:22 pm
CMB
-
STL
31h 12m
3 stops
$2,885Multiple Airlines
Thu, Jul 16 - Thu, Jul 30

Qatar Airways flights from St. Louis to Colombo

Our best Qatar Airways deals on St. Louis to Colombo flight tickets
Qatar Airways
Sep 10
STL6:00 amLambert-St Louis
33h 35m
2 stops
CMB2:05 amColombo Bandaranaike Intl
Sep 14
CMB4:35 amColombo Bandaranaike Intl
44h 16m
2 stops
STL2:21 pmLambert-St Louis
$1,517
Qatar Airways
Jul 16
STL11:00 amLambert-St Louis
36h 10m
2 stops
CMB9:40 amColombo Bandaranaike Intl
Jul 30
CMB10:30 amColombo Bandaranaike Intl
48h 05m
2 stops
STL12:05 amLambert-St Louis
$1,595
Qatar Airways
Sep 10
STL6:00 amLambert-St Louis
33h 35m
2 stops
CMB2:05 amColombo Bandaranaike Intl
Sep 14
CMB8:20 pmColombo Bandaranaike Intl
32h 24m
2 stops
STL6:14 pmLambert-St Louis
$1,646

Emirates flights from St. Louis to Colombo

Our best Emirates deals on St. Louis to Colombo flight tickets
Emirates
Sep 10
STL3:13 pmLambert-St Louis
30h 47m
2 stops
CMB8:30 amColombo Bandaranaike Intl
Sep 14
CMB8:35 pmColombo Bandaranaike Intl
35h 25m
3 stops
STL9:30 pmLambert-St Louis
$4,532
Emirates
Sep 10
STL3:13 pmLambert-St Louis
30h 47m
2 stops
CMB8:30 amColombo Bandaranaike Intl
Sep 14
CMB8:35 pmColombo Bandaranaike Intl
35h 25m
3 stops
STL9:30 pmLambert-St Louis
$4,706
Emirates
Jul 15
STL2:57 pmLambert-St Louis
41h 03m
3 stops
CMB6:30 pmColombo Bandaranaike Intl
Aug 15
CMB11:15 amColombo Bandaranaike Intl
45h 42m
3 stops
STL10:27 pmLambert-St Louis
$5,204

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 May 20, 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

Thu 9/10

6:00 am-2:05 am

2 stops33h 35m

Colombo Bandaranaike Intl

Mon 9/14

4:35 am-2:21 pm

2 stops44h 16m

$1,517

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 7/16

11:00 am-9:40 am

2 stops36h 10m

Colombo Bandaranaike Intl

Thu 7/30

10:30 am-12:05 am

2 stops48h 05m

$1,595

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 9/10

6:00 am-2:05 am

2 stops33h 35m

Colombo Bandaranaike Intl

Mon 9/14

8:20 pm-6:14 pm

2 stops32h 24m

$1,646

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 7/15

6:37 am-2:05 am

2 stops32h 58m

Colombo Bandaranaike Intl

Sat 8/15

10:30 am-7:51 pm

2 stops43h 51m

$1,660

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 6/15

2:15 pm-12:45 pm

2 stops36h 00m

Colombo Bandaranaike Intl

Sat 8/15

1:10 pm-8:07 pm

2 stops41h 27m

$1,853

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 7/15

6:37 am-2:05 am

2 stops32h 58m

Colombo Bandaranaike Intl

Sat 8/15

8:35 pm-1:52 pm

3 stops51h 47m

$2,378

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 7/16

7:20 am-11:30 pm

3 stops29h 40m

Colombo Bandaranaike Intl

Thu 7/30

1:10 pm-2:02 pm

2 stops35h 22m

$2,419

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 6/15

1:05 pm-12:45 pm

2 stops37h 10m

Colombo Bandaranaike Intl

Sat 8/15

8:35 pm-1:52 pm

3 stops51h 47m

$2,562

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 6/15

7:56 pm-6:30 pm

3 stops60h 04m

Colombo Bandaranaike Intl

Sat 8/15

8:35 pm-2:02 pm

3 stops27h 57m

$2,591
Quickest round-trip

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 7/16

7:20 am-11:30 pm

3 stops29h 40m

Colombo Bandaranaike Intl

Thu 7/30

11:40 pm-8:22 pm

3 stops31h 12m

$2,885

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 St. Louis to Colombo flights?

There is only 1 cabin class available to choose from on 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

32h 58m

Direct flights

None
The fastest flight from St. Louis to Colombo takes 32h 58m
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 32h 58m, 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
3,729 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