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Cheap flights from St. Louis to Colombo from $708

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 4/20. 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.
Etihad Airways Logo
5:51 am - 8:35 am
STL
-
CMB
40h 14m
2 stops
Etihad Airways Logo
10:00 am - 7:30 pm
CMB
-
STL
44h 00m
2 stops
$1,327Etihad Airways
Tue, May 5 - Tue, May 12
Qatar Airways Logo
7:00 am - 9:50 am
STL
-
CMB
40h 20m
2 stops
Qatar Airways Logo
8:20 pm - 11:59 pm
CMB
-
STL
38h 09m
2 stops
$1,417Qatar Airways
Wed, Apr 29 - Sun, May 3
Cathay Pacific Logo
6:30 am - 11:30 pm
STL
-
CMB
54h 30m
2 stops
Cathay Pacific Logo
12:50 am - 10:00 pm
CMB
-
STL
31h 40m
2 stops
$1,418Cathay Pacific
Mon, Aug 17 - Wed, Sep 2
Multiple Airlines Logo
7:00 am - 8:35 pm
STL
-
CMB
27h 05m
2 stops
Multiple Airlines Logo
9:50 pm - 5:20 pm
CMB
-
STL
30h 00m
2 stops
$1,482Multiple Airlines
Sun, May 17 - Sun, May 24
Multiple Airlines Logo
6:02 am - 3:05 am
STL
-
CMB
34h 33m
2 stops
Multiple Airlines Logo
8:20 pm - 6:14 pm
CMB
-
STL
32h 24m
2 stops
$1,535Multiple Airlines
Wed, Jul 15 - Mon, Aug 17
Etihad Airways Logo
7:54 pm - 8:35 am
STL
-
CMB
50h 11m
2 stops
Etihad Airways Logo
4:10 am - 8:29 pm
CMB
-
STL
26h 49m
2 stops
$1,546Etihad Airways
Mon, Jul 6 - Wed, Jul 22
Emirates Logo
3:02 pm - 6:30 pm
STL
-
CMB
40h 58m
3 stops
Emirates Logo
2:05 am - 9:22 pm
CMB
-
STL
29h 47m
2 stops
$1,704Emirates
Mon, Aug 17 - Wed, Sep 2
Multiple Airlines Logo
7:00 am - 8:30 am
STL
-
CMB
39h 00m
2 stops
Multiple Airlines Logo
8:35 pm - 11:54 pm
CMB
-
STL
37h 49m
3 stops
$1,720Multiple Airlines
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
7:05 am - 8:35 pm
STL
-
CMB
27h 00m
2 stops
Multiple Airlines Logo
9:50 pm - 8:25 pm
CMB
-
STL
33h 05m
3 stops
$1,819Multiple Airlines
Sun, May 17 - Sun, May 24
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
$2,202Emirates
Mon, Jul 6 - Tue, Jul 21

Etihad Airways flights from St. Louis to Colombo

Our best Etihad Airways deals on St. Louis to Colombo flight tickets
Etihad Airways
May 5
STL5:51 amLambert-St Louis
40h 14m
2 stops
CMB8:35 amColombo Bandaranaike Intl
May 12
CMB10:00 amColombo Bandaranaike Intl
44h 00m
2 stops
STL7:30 pmLambert-St Louis
$1,327
Etihad Airways
Jul 6
STL7:54 pmLambert-St Louis
50h 11m
2 stops
CMB8:35 amColombo Bandaranaike Intl
Jul 22
CMB4:10 amColombo Bandaranaike Intl
26h 49m
2 stops
STL8:29 pmLambert-St Louis
$1,546

Emirates flights from St. Louis to Colombo

Our best Emirates deals on St. Louis to Colombo flight tickets
Emirates
Aug 17
STL3:02 pmLambert-St Louis
40h 58m
3 stops
CMB6:30 pmColombo Bandaranaike Intl
Sep 2
CMB2:05 amColombo Bandaranaike Intl
29h 47m
2 stops
STL9:22 pmLambert-St Louis
$1,704
Emirates
Jul 6
STL2:57 pmLambert-St Louis
41h 03m
3 stops
CMB6:30 pmColombo Bandaranaike Intl
Jul 21
CMB2:05 amColombo Bandaranaike Intl
29h 51m
2 stops
STL9:26 pmLambert-St Louis
$2,202
Emirates
Jul 6
STL2:57 pmLambert-St Louis
41h 03m
3 stops
CMB6:30 pmColombo Bandaranaike Intl
Jul 22
CMB8:35 pmColombo Bandaranaike Intl
35h 21m
3 stops
STL9:26 pmLambert-St Louis
$2,218

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 7, 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 5/5

5:51 am-8:35 am

2 stops40h 14m

Colombo Bandaranaike Intl

Tue 5/12

10:00 am-7:30 pm

2 stops44h 00m

$1,327

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 4/29

7:00 am-9:50 am

2 stops40h 20m

Colombo Bandaranaike Intl

Sun 5/3

8:20 pm-11:59 pm

2 stops38h 09m

$1,417

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 8/17

6:30 am-11:30 pm

2 stops54h 30m

Colombo Bandaranaike Intl

Wed 9/2

12:50 am-10:00 pm

2 stops31h 40m

$1,418
Quickest round-trip

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sun 5/17

7:00 am-8:35 pm

2 stops27h 05m

Colombo Bandaranaike Intl

Sun 5/24

9:50 pm-5:20 pm

2 stops30h 00m

$1,482

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 7/15

6:02 am-3:05 am

2 stops34h 33m

Colombo Bandaranaike Intl

Mon 8/17

8:20 pm-6:14 pm

2 stops32h 24m

$1,535

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 7/6

7:54 pm-8:35 am

2 stops50h 11m

Colombo Bandaranaike Intl

Wed 7/22

4:10 am-8:29 pm

2 stops26h 49m

$1,546

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 8/17

3:02 pm-6:30 pm

3 stops40h 58m

Colombo Bandaranaike Intl

Wed 9/2

2:05 am-9:22 pm

2 stops29h 47m

$1,704

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Tue 5/5

7:00 am-8:30 am

2 stops39h 00m

Colombo Bandaranaike Intl

Tue 5/12

8:35 pm-11:54 pm

3 stops37h 49m

$1,720

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sun 5/17

7:05 am-8:35 pm

2 stops27h 00m

Colombo Bandaranaike Intl

Sun 5/24

9:50 pm-8:25 pm

3 stops33h 05m

$1,819

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 7/6

2:57 pm-6:30 pm

3 stops41h 03m

Colombo Bandaranaike Intl

Tue 7/21

2:05 am-9:26 pm

2 stops29h 51m

$2,202

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

33h 33m

Direct flights

None
The fastest flight from St. Louis to Colombo takes 33h 33m
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 33h 33m, 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