$1,434+ 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CMB
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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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
Best
Last-minute
Cheapest flights from St. Louis to ColomboExplore 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 September 11, 2026.
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 September 11, 2026.
This Turkish Airlines deal was found by Cheapflights users on 9/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 am -
2 stops35h 55m
Sun 11/17:25 am -
2 stops35h 50m
Deal found 9/9![Multiple Airlines logo]()
$1,434
This Qatar Airways deal was found by Cheapflights users on 9/9. 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 10/87:29 am -
2 stops32h 06m
Mon 10/128:20 pm -
2 stops38h 09m
Deal found 9/9![Qatar Airways logo]()
$1,472
This Emirates deal was found by Cheapflights users on 9/10. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:12 pm -
2 stops30h 28m
Mon 10/128:35 pm -
3 stops35h 16m
Deal found 9/10![Emirates logo]()
$1,740
Best flights from St. Louis to ColomboDiscover carefully curated flight deals from St. Louis to Colombo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from St. Louis to Colombo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This Turkish Airlines deal was found by Cheapflights users on 9/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 am -
2 stops35h 55m
Sun 11/17:25 am -
2 stops35h 50m
Deal found 9/9![Multiple Airlines logo]()
$1,434
This Qatar Airways deal was found by Cheapflights users on 9/9. 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 10/87:29 am -
2 stops32h 06m
Mon 10/128:20 pm -
2 stops38h 09m
Deal found 9/9![Qatar Airways logo]()
$1,472
This Emirates deal was found by Cheapflights users on 9/10. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:12 pm -
2 stops30h 28m
Mon 10/128:35 pm -
3 stops35h 16m
Deal found 9/10![Emirates logo]()
$1,740
Last-minute flights from St. Louis to ColomboDiscover last-minute flight deals from St. Louis to Colombo. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Colombo. Data last updated September 11, 2026 and is based on user searches.
This Qatar Airways deal was found by Cheapflights users on 9/9. 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 10/87:29 am -
2 stops32h 06m
Mon 10/128:20 pm -
2 stops38h 09m
Deal found 9/9![Qatar Airways logo]()
$1,472
This Emirates deal was found by Cheapflights users on 9/10. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:12 pm -
2 stops30h 28m
Mon 10/128:35 pm -
3 stops35h 16m
Deal found 9/10![Emirates logo]()
$1,740
This Turkish Airlines deal was found by Cheapflights users on 9/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 am -
2 stops35h 55m
Sun 11/17:25 am -
2 stops35h 50m
Deal found 9/9![Multiple Airlines logo]()
$1,434
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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,434 (Turkish Airlines) |
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 7,457,451 searches. Data last updated September 11, 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
Cheapest round-trip
St. LouisColombo
STL Lambert-St Louis - CMB Colombo Bandaranaike Intl
STLCMB
Lambert-St Louis
Sun 10/25
7:30 am-5:55 am
2 stops35h 55m
Colombo Bandaranaike Intl
Sun 11/1
7:25 am-8:45 am
2 stops35h 50m
$1,434
St. LouisColombo
STL Lambert-St Louis - CMB Colombo Bandaranaike Intl
STLCMB
Lambert-St Louis
Thu 10/8
7:29 am-2:05 am
2 stops32h 06m
Colombo Bandaranaike Intl
Mon 10/12
8:20 pm-11:59 pm
2 stops38h 09m
$1,472
Quickest round-trip
St. LouisColombo
STL Lambert-St Louis - CMB Colombo Bandaranaike Intl
STLCMB
Lambert-St Louis
Thu 10/8
3:12 pm-8:10 am
2 stops30h 28m
Colombo Bandaranaike Intl
Mon 10/12
8:35 pm-9:21 pm
3 stops35h 16m
$1,740
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
STL-CMB
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 September 11, 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.
Entertainment
7.3
Comfort
7.3
Overall
7.4
Boarding
7.5
Crew
7.9
Food
7.3
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
Entertainment
7.3
Comfort
7.3
Overall
7.4
Boarding
7.5
Crew
7.9
Food
7.3
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
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.
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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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,147 | Average$1,468 | FlexibilityNo cancel fee | On-time68% |