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Sri Lanka

$1,099+ Cheap flights from St. Louis (STL) to Sri Lanka

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CMB
abr. 24 — may. 11
vie. 4/24
vie. 5/1
1 adult, Economy
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Cheap flight deals from St. Louis to Sri Lanka

Cheapest flights from St. Louis to Sri Lanka
Explore the most affordable flight options available from St. Louis to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 25, 2026.

This oojo deal was found by Cheapflights users on 3/24. 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.
lun. 9/74:18 pm
STL
-
CMB
2 stops29h 47m
Etihad Airways
lun. 9/214:10 am
CMB
-
STL
2 stops26h 23m
Etihad Airways
Deal found 3/24$1,099
This oojo deal was found by Cheapflights users on 3/25. 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.
vie. 4/247:00 am
STL
-
CMB
2 stops27h 05m
Etihad Airways
vie. 5/14:10 am
CMB
-
STL
2 stops41h 33m
Etihad Airways
Deal found 3/25$1,116
This Billigflug deal was found by Cheapflights users on 3/24. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/85:51 am
STL
-
CMB
2 stops28h 14m
Multiple Airlines
vie. 5/159:50 pm
CMB
-
STL
2 stops32h 49m
Multiple Airlines
Deal found 3/24$1,204
This FlightHub deal was found by Cheapflights users on 3/20. 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.
mar. 10/276:41 am
STL
-
CMB
2 stops33h 34m
Qatar Airways
mar. 11/33:25 am
CMB
-
STL
2 stops32h 04m
Qatar Airways
Deal found 3/20$1,211
This Qatar Airways deal was found by Cheapflights users on 3/20. 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.
dom. 10/256:41 am
STL
-
CMB
2 stops32h 44m
Qatar Airways
vie. 11/67:30 pm
CMB
-
STL
2 stops39h 59m
Qatar Airways
Deal found 3/20$1,303
This FlightHub deal was found by Cheapflights users on 3/20. 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.
mar. 10/276:41 am
STL
-
CMB
2 stops32h 44m
Qatar Airways
mié. 11/43:25 am
CMB
-
STL
2 stops32h 04m
Qatar Airways
Deal found 3/20$1,320
This Qatar Airways deal was found by Cheapflights users on 3/20. 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.
dom. 10/256:41 am
STL
-
CMB
2 stops32h 44m
Qatar Airways
vie. 11/63:25 am
CMB
-
STL
2 stops32h 04m
Qatar Airways
Deal found 3/20$1,343
This FlightHub deal was found by Cheapflights users on 3/20. 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.
jue. 10/296:41 am
STL
-
CMB
2 stops32h 44m
Qatar Airways
mar. 11/33:25 am
CMB
-
STL
2 stops32h 04m
Qatar Airways
Deal found 3/20$1,350
This Qatar Airways deal was found by Cheapflights users on 3/20. 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.
sáb. 10/316:41 am
STL
-
CMB
2 stops32h 44m
Qatar Airways
sáb. 11/77:30 pm
CMB
-
STL
2 stops39h 59m
Qatar Airways
Deal found 3/20$1,383
This Qatar Airways deal was found by Cheapflights users on 3/20. 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.
mar. 10/276:41 am
STL
-
CMB
2 stops33h 34m
Qatar Airways
dom. 11/13:25 am
CMB
-
STL
2 stops32h 04m
Qatar Airways
Deal found 3/20$1,413
This Qatar Airways deal was found by Cheapflights users on 3/20. 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.
dom. 10/256:41 am
STL
-
CMB
2 stops32h 44m
Qatar Airways
mié. 11/43:25 am
CMB
-
STL
2 stops32h 04m
Qatar Airways
Deal found 3/20$1,425
This Qatar Airways deal was found by Cheapflights users on 3/20. 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.
sáb. 10/316:41 am
STL
-
CMB
2 stops33h 34m
Qatar Airways
vie. 11/67:30 pm
CMB
-
STL
2 stops39h 59m
Qatar Airways
Deal found 3/20$1,453

Find flight deals from St. Louis to Sri Lanka

Keep the following information in mind while searching for St. Louis to Sri Lanka flight deals. Data was last updated marzo 25, 2026.

Round-trip from

$1,099
(oojo)
From Lambert-St Louis to Sri Lanka
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Sri Lanka 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 marzo 25, 2026.
Use the filters below to find and compare flights from St. Louis to Sri Lanka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

lun. 9/7

4:18 pm-8:35 am

2 stops29h 47m

Colombo Bandaranaike Intl

lun. 9/21

4:10 am-8:03 pm

2 stops26h 23m

$1,099

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

vie. 4/24

7:00 am-8:35 pm

2 stops27h 05m

Colombo Bandaranaike Intl

vie. 5/1

4:10 am-11:13 am

2 stops41h 33m

$1,116

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

vie. 6/26

2:36 pm-3:00 am

2 stops25h 54m

Colombo Bandaranaike Intl

vie. 7/17

9:50 pm-8:29 pm

2 stops33h 09m

$1,515

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

lun. 9/7

2:40 pm-6:30 pm

3 stops41h 20m

Colombo Bandaranaike Intl

lun. 9/21

6:30 pm-2:00 pm

2 stops30h 00m

$1,717

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

vie. 5/8

1:05 pm-8:35 am

3 stops33h 00m

Colombo Bandaranaike Intl

vie. 5/15

8:30 pm-8:25 pm

3 stops34h 25m

$2,194

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

vie. 6/26

2:57 pm-6:30 pm

3 stops41h 03m

Colombo Bandaranaike Intl

jue. 7/16

2:05 am-9:26 pm

2 stops29h 51m

$2,221

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

vie. 4/24

11:15 am-7:00 am

3 stops33h 15m

Colombo Bandaranaike Intl

vie. 5/1

8:30 pm-8:09 pm

3 stops34h 09m

$4,190

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

vie. 5/8

3:20 pm-6:30 pm

3 stops40h 40m

Colombo Bandaranaike Intl

vie. 5/15

5:35 pm-10:30 pm

2 stops39h 25m

$4,368

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

mié. 5/6

3:20 pm-1:05 am

2 stops47h 15m

Colombo Bandaranaike Intl

mié. 5/13

11:15 am-10:30 pm

3 stops45h 45m

$4,841
Cheapest one-way
Quickest one-way

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

lun. 4/20

5:59 pm-10:20 pm

3 stops41h 51m

$3,035

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from St. Louis to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Sri Lanka
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Sri Lanka

Get insights into the airlines that provide service to Sri Lanka. 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 Sri Lanka. Reviews last updated marzo 25, 2026.
See what other customers who have flown with Qatar Airways from St. Louis to Sri Lanka have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,732 reviews

Overall

7.4

Boarding

7.5

Comfort

7.4

Entertainment

7.3

Crew

7.9

Food

7.3

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
3,732 reviews
Qatar Airways
7.4
Good
3,732 reviews

Overall

7.4

Boarding

7.5

Comfort

7.4

Entertainment

7.3

Crew

7.9

Food

7.3

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 Sri Lanka. 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 Sri Lanka?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Sri Lanka.

  • How long is the flight from St. Louis to Sri Lanka?

    A quick flight from St. Louis to Sri Lanka can take about 29h 47m. Etihad Airways provides one of the quickest options available for as low as $1,099. The distance from St. Louis to Sri Lanka is about 9196 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Sri Lanka 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

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 Sri Lanka

Discover the top airline that operate flights from St. Louis to Sri Lanka. 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 marzo 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,233Average$1,492FlexibilityNo cancel feeOn-time68%

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