HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Colombo

$1,271+ Cheap flights from St. Louis (STL) to Bandaranaike Intl (CMB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CMB
May 28 — Jun 41
Thu 5/28
Thu 6/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Colombo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Colombo

Cheapest flights from St. Louis to Colombo
Explore the most affordable flight options available from St. Louis to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.

This oojo deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:49 pm
STL
-
CMB
2 stops52h 16m
Etihad Airways
Mon 6/294:20 pm
CMB
-
STL
2 stops37h 31m
Etihad Airways
Deal found 4/22$1,271
This FlightHub deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:00 am
STL
-
CMB
2 stops40h 20m
Multiple Airlines
Fri 5/158:00 pm
CMB
-
STL
2 stops38h 24m
Multiple Airlines
Deal found 4/22$1,445
This Qatar Airways deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am
STL
-
CMB
2 stops33h 35m
Qatar Airways
Mon 9/284:35 am
CMB
-
STL
2 stops29h 54m
Qatar Airways
Deal found 4/26$1,449
This FlightHub deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/151:09 pm
STL
-
CMB
2 stops26h 26m
Qatar Airways
Sat 8/158:20 pm
CMB
-
STL
2 stops36h 35m
Qatar Airways
Deal found 4/23$1,621
This SmartFares deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/124:46 pm
STL
-
CMB
2 stops54h 34m
Multiple Airlines
Thu 8/134:35 am
CMB
-
STL
2 stops28h 35m
Multiple Airlines
Deal found 4/23$1,686
This oojo deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/93:38 pm
STL
-
CMB
2 stops31h 42m
Qatar Airways
Mon 6/88:20 pm
CMB
-
STL
2 stops38h 09m
Qatar Airways
Deal found 4/25$1,803
This Air Canada deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:10 pm
STL
-
CMB
3 stops30h 05m
Air Canada
Mon 9/2810:05 am
CMB
-
STL
2 stops38h 25m
Air Canada
Deal found 4/25$1,890
This Air Canada deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:40 pm
STL
-
CMB
3 stops27h 35m
Air Canada
Mon 10/510:05 am
CMB
-
STL
2 stops38h 25m
Air Canada
Deal found 4/23$1,895
This Air Canada deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:05 pm
STL
-
CMB
3 stops29h 10m
Air Canada
Mon 6/81:10 pm
CMB
-
STL
2 stops41h 45m
Air Canada
Deal found 4/25$1,921

Find flight deals from St. Louis to Colombo

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Colombo (CMB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,449
(Qatar Airways)
Provider with most accurate pricing for Lambert-St Louis-Colombo Bandaranaike Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Colombo Bandaranaike Intl flights.
Search Deals
From Lambert-St Louis to Colombo Bandaranaike Intl
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 28, 2026.
Use the filters below to find and compare flights from St. Louis to Colombo Bandaranaike Intl Airport 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 9/24

6:00 am-2:05 am

2 stops33h 35m

Colombo Bandaranaike Intl

Mon 9/28

4:35 am-11:59 pm

2 stops29h 54m

$1,449

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 10/1

6:00 am-9:00 am

2 stops40h 30m

Colombo Bandaranaike Intl

Sun 10/4

3:35 am-11:59 pm

2 stops30h 54m

$1,449

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Thu 10/1

8:55 am-4:45 am

3 stops33h 20m

Colombo Bandaranaike Intl

Mon 10/5

10:05 am-2:00 pm

2 stops38h 25m

$1,896

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 5/9

1:05 pm-4:45 am

3 stops29h 10m

Colombo Bandaranaike Intl

Mon 6/8

1:10 pm-8:25 pm

2 stops41h 45m

$1,921

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 7/15

2:57 pm-6:30 pm

3 stops41h 03m

Colombo Bandaranaike Intl

Sat 8/15

8:35 pm-9:22 pm

3 stops35h 17m

$2,997

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 6/8

2:57 pm-6:30 pm

3 stops41h 03m

Colombo Bandaranaike Intl

Mon 6/15

5:35 pm-9:16 pm

2 stops38h 11m

$3,184

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Wed 7/15

9:35 pm-12:45 pm

1 stop28h 40m

Colombo Bandaranaike Intl

Sat 8/15

1:10 pm-7:30 pm

1 stop40h 50m

$3,535
Quickest round-trip

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Sat 5/9

1:05 pm-4:45 am

3 stops29h 10m

Colombo Bandaranaike Intl

Mon 6/8

10:05 pm-8:09 pm

3 stops32h 34m

$5,540

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Sorted by cheapest first

Compare providers for flights from St. Louis to Colombo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Colombo in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Colombo Bandaranaike Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Colombo Bandaranaike Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Colombo Bandaranaike Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Colombo Bandaranaike Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Colombo Bandaranaike Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Colombo

Have a flexible travel schedule? Discover the best time to fly to Colombo from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Colombo

Get insights into the airlines that provide service to Colombo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colombo. Reviews last updated April 28, 2026.
Get a feel of what it's like to fly with Qatar Airways from St. Louis to Colombo Bandaranaike Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,726 reviews

Entertainment

7.3

Comfort

7.3

Crew

7.9

Overall

7.4

Food

7.3

Boarding

7.5

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Qatar Airways
7.4
Good
3,726 reviews
Qatar Airways
7.4
Good
3,726 reviews

Entertainment

7.3

Comfort

7.3

Crew

7.9

Overall

7.4

Food

7.3

Boarding

7.5

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Colombo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Colombo Bandaranaike Intl?

    Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to Colombo Bandaranaike Intl from St. Louis. Booking flights from Lambert-St Louis (STL) to Colombo Bandaranaike Intl should be relatively easy as there are 0 daily outbound flights to Colombo Bandaranaike Intl from 1 airline.

  • How long is the flight from St. Louis to Colombo Bandaranaike Intl Airport?

    For as low as $1,449, Qatar Airways can have you in Colombo Bandaranaike Intl Airport from St. Louis in 33h 35m. St. Louis and Colombo Bandaranaike Intl Airport are separated by a distance of 9196 mi.

  • What is the cheapest airline to fly from St. Louis to Colombo Bandaranaike Intl Airport round-trip?

    According to our current data, Qatar Airways ($1,393), offers the cheapest pricing from St. Louis to Colombo Bandaranaike Intl Airport.

  • Can I find deals for flights from St. Louis to Colombo that include hotel bookings?

    Yes. In addition to deals on St. Louis to Colombo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Colombo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Colombo.

  • Can I find deals for business class flights from St. Louis to Colombo?

    Yes. Cheapflights offers flight deals from St. Louis to Colombo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Colombo Bandaranaike Intl Airport?

Book flights to Colombo Bandaranaike Intl Airport if you plan to visit one of these locations
Negombo

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from St. Louis to Colombo

Discover the top airline that operate flights from St. Louis to Colombo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,393Average$1,579FlexibilityNo cancel feeOn-time68%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.