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$462+ Cheap flights from Chicago (CHI) to Sri Lanka

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CMB
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Chicago to Sri Lanka

Keep the following information in mind while searching for Chicago to Sri Lanka flight deals. Data was last updated September 15, 2025.

Round-trip from

$740
(FlightHub)

One-way from

$462
(Booking.com)

Popular in

December

Cheapest in

March

Average price

$1,110
From Chicago (CHI) to Sri Lanka
Search Deals
One-way flight from Chicago (CHI) to Sri Lanka
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Chicago to Sri Lanka

Cheapest flights from Chicago to Sri Lanka
Explore the most affordable flight options available from Chicago to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This FlightHub deal was found by Cheapflights users on 9/14. 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.
Fri 11/212:40 pmORD - CMB
1 stop45h 20mCathay Pacific
Mon 11/2412:45 amCMB - ORD
1 stop23h 45mCathay Pacific
Deal found 9/14$740
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Tue 9/234:00 pmORD - CMB
1 stop45h 00mCathay Pacific
Fri 10/2412:50 amCMB - ORD
1 stop24h 05mCathay Pacific
Deal found 9/14$756
This Cathay Pacific deal was found by Cheapflights users on 9/15. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:35 pmORD - CMB
1 stop45h 25mCathay Pacific
Tue 11/2512:45 amCMB - ORD
1 stop23h 40mCathay Pacific
Deal found 9/15$760
This Cathay Pacific deal was found by Cheapflights users on 9/14. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/214:00 pmORD - CMB
1 stop45h 00mCathay Pacific
Thu 10/2312:50 amCMB - ORD
1 stop24h 05mCathay Pacific
Deal found 9/14$776
This CrystalTravel deal was found by Cheapflights users on 9/12. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:55 pmORD - CMB
1 stop26h 25mEtihad Airways
Thu 9/184:30 pmCMB - ORD
1 stop26h 45mEtihad Airways
Deal found 9/12$847
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Thu 11/202:40 pmORD - CMB
1 stop45h 20mCathay Pacific
Wed 11/2612:45 amCMB - ORD
1 stop23h 45mCathay Pacific
Deal found 9/14$858
This FlightHub deal was found by Cheapflights users on 9/14. 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 9/244:00 pmORD - CMB
1 stop45h 00mCathay Pacific
Fri 10/2412:50 amCMB - ORD
1 stop24h 05mCathay Pacific
Deal found 9/14$874
This Cathay Pacific deal was found by Cheapflights users on 9/15. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/192:35 pmORD - CMB
1 stop45h 25mCathay Pacific
Fri 11/2812:45 amCMB - ORD
1 stop23h 40mCathay Pacific
Deal found 9/15$878
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/144:00 pmORD - CMB
1 stop45h 00mMultiple Airlines
Sun 9/219:55 pmCMB - ORD
2 stops46h 15mMultiple Airlines
Deal found 9/13$879
This CrystalTravel deal was found by Cheapflights users on 9/13. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/221:55 pmORD - CMB
1 stop32h 05mEtihad Airways
Sat 10/44:30 pmCMB - ORD
1 stop26h 45mEtihad Airways
Deal found 9/13$884
This CrystalTravel deal was found by Cheapflights users on 9/15. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/51:10 pmORD - CMB
1 stop26h 10mEtihad Airways
Wed 11/199:35 pmCMB - ORD
1 stop21h 50mEtihad Airways
Deal found 9/15$891
This Cathay Pacific deal was found by Cheapflights users on 9/14. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/244:00 pmORD - CMB
1 stop45h 00mCathay Pacific
Sat 10/2512:50 amCMB - ORD
1 stop23h 40mCathay Pacific
Deal found 9/14$894

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 September 15, 2025.
Use the filters below to find and compare flights from Chicago to Sri Lanka that are best for you.

Fly from

Chicago

Fly to

Sri Lanka

Route

Depart

Return

Price

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Fri 11/7

2:40 pm-11:30 pm

1 stop45h 20m

Colombo Bandaranaike Intl

Thu 11/20

12:45 am-1:00 pm

1 stop23h 45m

$740

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Wed 11/19

2:40 pm-11:30 pm

1 stop45h 20m

Colombo Bandaranaike Intl

Mon 11/24

12:45 am-1:00 pm

1 stop23h 45m

$760

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Wed 11/19

2:40 pm-11:30 pm

1 stop45h 20m

Colombo Bandaranaike Intl

Tue 11/25

12:45 am-1:00 pm

1 stop23h 45m

$760

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Wed 11/19

2:40 pm-11:30 pm

1 stop45h 20m

Colombo Bandaranaike Intl

Sun 11/23

12:45 am-1:00 pm

1 stop23h 45m

$760

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Sat 9/27

4:00 pm-11:30 pm

1 stop45h 00m

Colombo Bandaranaike Intl

Tue 10/21

12:50 am-2:25 pm

1 stop24h 05m

$776

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Thu 11/20

2:40 pm-11:30 pm

1 stop45h 20m

Colombo Bandaranaike Intl

Sun 11/23

12:45 am-1:00 pm

1 stop23h 45m

$878

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Sun 11/23

2:40 pm-11:30 pm

1 stop45h 20m

Colombo Bandaranaike Intl

Fri 11/28

12:45 am-1:00 pm

1 stop23h 45m

$878

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Sun 11/23

2:40 pm-11:30 pm

1 stop45h 20m

Colombo Bandaranaike Intl

Thu 11/27

12:45 am-1:00 pm

1 stop23h 45m

$878

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Mon 11/17

8:20 pm-6:10 am

1 stop22h 20m

Colombo Bandaranaike Intl

Wed 12/10

7:40 am-10:05 am

1 stop37h 55m

$911

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Fri 11/7

1:10 pm-3:15 pm

1 stop38h 35m

Colombo Bandaranaike Intl

Fri 11/21

9:50 am-7:55 am

1 stop33h 35m

$928

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 23 results
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Best time to book a flight from Chicago to Sri Lanka

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

What is the cheapest month to book a flight from Chicago to Sri Lanka?

Currently, September is the cheapest month in which you can book a flight from Chicago to Sri Lanka (average of $1,028). Flying from Chicago to Sri Lanka in December is currently the most expensive (average of $1,732). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to LK?

Find hourly flight availability from Chicago to Sri Lanka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Chicago to Sri Lanka, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 15, 2025.
Get a feel of what it's like to fly with Cathay Pacific, Qatar Airways, and Etihad Airways from Chicago to Sri Lanka by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Overall

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Cathay Pacific
7.6
Good
993 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Overall

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Qatar Airways
7.4
Good
3,624 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Overall

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Etihad Airways
7.4
Good
1,250 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Overall

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Turkish Airlines
7.3
Good
3,968 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Overall

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Air Canada
7.1
Good
10,000 reviews
Cathay Pacific
7.6
Good
993 reviews

Comfort

7.6

Overall

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Related info for your journey

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

  • How long is the flight from Chicago to Sri Lanka?

    Departing from Chicago to Sri Lanka will take you 45h 20m. The distance from Chicago to Sri Lanka is about 8947 mi.

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

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

  • How can I find direct flights from Chicago to Sri Lanka?

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

  • Can I find deals for business class flights from Chicago to Sri Lanka?

    Yes. Cheapflights offers flight deals from Chicago 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.

  • What is the cheapest month to book a flight from Chicago to Sri Lanka?

    Currently, September is the cheapest month in which you can book a flight from Chicago to Sri Lanka (average of $1,028). Flying from Chicago to Sri Lanka in December is currently the most expensive (average of $1,732). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Chicago to Sri Lanka

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Chicago to Sri Lanka

Discover the top 10 airlines that operate flights from Chicago 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$623Average$802FlexibilityNo cancel feeOn-time72%
Air IndiaCheapest$799Average$997FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$816Average$919FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$953Average$1,420FlexibilityNo cancel feeOn-time68%
Air CanadaCheapest$1,013Average$1,570FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$1,025Average$1,080FlexibilityNo cancel feeOn-time71%
Etihad AirwaysCheapest$1,035Average$1,472FlexibilityNo cancel feeOn-time75%
EmiratesCheapest$1,183Average$1,758FlexibilityNo cancel feeOn-time75%
IndiGoCheapest$1,199Average$1,253FlexibilityNo cancel feeOn-time80%
SriLankan AirlinesCheapest$1,202Average$1,836FlexibilityNo cancel feeOn-time68%

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