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$404+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CMB
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This CheapOair deal was found by Cheapflights users on 12/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:45 amORD - CMB
2 stops40h 15mMultiple Airlines
Sat 12/2711:55 amCMB - ORD
1 stop39h 55mMultiple Airlines
Deal found 12/15$1,715
This oojo deal was found by Cheapflights users on 12/16. 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 12/221:30 pmORD - CMB
1 stop30h 20mAir India
Sun 1/118:20 amCMB - ORD
2 stops38h 40mAir India
Deal found 12/16$1,747
This Indian Eagle deal was found by Cheapflights users on 12/17. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/211:30 pmORD - CMB
1 stop30h 20mAir India
Sat 12/275:05 pmCMB - ORD
2 stops29h 55mAir India
Deal found 12/17$1,770
This oojo deal was found by Cheapflights users on 12/16. 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.
Sun 12/211:30 pmORD - CMB
1 stop30h 20mAir India
Sun 1/115:05 pmCMB - ORD
2 stops29h 55mAir India
Deal found 12/16$1,797
This oojo deal was found by Cheapflights users on 12/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/161:10 pmORD - CMB
1 stop19h 40mEtihad Airways
Sat 12/279:35 pmCMB - ORD
1 stop21h 30mEtihad Airways
Deal found 12/15$1,999
This oojo deal was found by Cheapflights users on 12/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:10 pmORD - CMB
1 stop38h 35mEtihad Airways
Fri 12/269:35 pmCMB - ORD
1 stop21h 30mEtihad Airways
Deal found 12/15$2,033

Find 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 December 18, 2025.

Round-trip from

$748
(Cathay Pacific)

One-way from

$404
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,718
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. 4% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 18, 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

Thu 3/12

3:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Wed 3/25

12:45 am-1:55 pm

1 stop23h 40m

$748

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Thu 3/5

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Sun 3/15

12:45 am-1:55 pm

1 stop23h 40m

$748

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Wed 3/11

3:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Tue 3/31

1:10 am-2:25 pm

1 stop23h 45m

$748

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Wed 1/28

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Sat 2/7

12:45 am-12:55 pm

1 stop23h 40m

$798

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Fri 1/16

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Tue 3/31

1:10 am-2:25 pm

1 stop23h 45m

$798

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Fri 2/27

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Mon 3/16

12:45 am-1:55 pm

1 stop23h 40m

$798

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Sun 1/11

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Thu 4/2

1:10 am-2:25 pm

1 stop23h 45m

$848

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Thu 1/15

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Mon 3/30

1:10 am-2:25 pm

1 stop23h 45m

$898

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Sun 1/11

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Fri 3/27

12:45 am-1:55 pm

1 stop23h 40m

$923

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Mon 1/12

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Thu 4/2

1:10 am-2:25 pm

1 stop23h 45m

$948

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 28 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 $623). Flying from Chicago to Sri Lanka in December is currently the most expensive (average of $1,372). 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 December 18, 2025.

When flying from Chicago to Sri Lanka, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 23% versus a flight in the morning.

What is the cheapest day to fly from Chicago to Sri Lanka?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Sri Lanka. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Sri Lanka flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 18, 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
1,095 reviews

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Cathay Pacific
7.6
Good
1,095 reviews
Cathay Pacific
7.6
Good
1,095 reviews

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Qatar Airways
7.4
Good
3,686 reviews
Cathay Pacific
7.6
Good
1,095 reviews

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Etihad Airways
7.4
Good
1,333 reviews
Cathay Pacific
7.6
Good
1,095 reviews

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Turkish Airlines
7.3
Good
4,103 reviews
Cathay Pacific
7.6
Good
1,095 reviews

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Air Canada
7.1
Good
10,534 reviews
Cathay Pacific
7.6
Good
1,095 reviews

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sep 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

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 25m. The distance from Chicago to Sri Lanka is about 8947 mi.

  • What are the cheapest airlines to fly from Chicago to Sri Lanka one-way?

    One-way options have recently been found by users for as low as $474 on Qatar Airways. Other airlines that offer cheap prices include Etihad Airways from $480 and IndiGo from $551 one-way.

  • 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 $623). Flying from Chicago to Sri Lanka in December is currently the most expensive (average of $1,372). 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

Browse thousands of different options on Cheapflights for your next trip

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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$607Average$771FlexibilityNo cancel feeOn-time72%
Air IndiaCheapest$799Average$1,027FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$871Average$990FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$954Average$1,430FlexibilityNo cancel feeOn-time68%
Etihad AirwaysCheapest$960Average$1,478FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$1,013Average$1,581FlexibilityNo cancel feeOn-time67%
SriLankan AirlinesCheapest$1,124Average$2,192FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,183Average$1,823FlexibilityNo cancel feeOn-time75%
IndiGoCheapest$1,205Average$1,401FlexibilityNo cancel feeOn-time80%
JetBlueCheapest$1,593Average$2,760FlexibilityNo cancel feeOn-time62%

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