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$339+ Cheap flights from Chicago (CHI) to Bandaranaike Intl (CMB)

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CMB
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Colombo Bandaranaike Intl are usually found in April or March, booked 87 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Chicago to Colombo

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 July 31, 2025.

Round-trip from

$725
(Gurufare)

One-way from

$339
(SmartFares)

Popular in

December

Cheapest in

April

Average price

$1,543
From Chicago (CHI) to Colombo Bandaranaike Intl
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One-way flight from Chicago (CHI) to Colombo Bandaranaike Intl
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Highest demand for flights based on searches. 13% potential increase in price ($208 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Chicago to Colombo

Cheapest flights from Chicago to Colombo
Explore the most affordable flight options available from Chicago to Colombo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Gurufare deal was found by Cheapflights users on 7/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/294:00 pmORD - CMB
1 stop45h 00mCathay Pacific
Thu 10/1612:50 amCMB - ORD
1 stop24h 05mCathay Pacific
Deal found 7/29$725
This Indian Eagle deal was found by Cheapflights users on 7/31. 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.
Mon 9/112:00 pmORD - CMB
1 stop32h 50mAir India
Sun 10/265:05 pmCMB - ORD
1 stop24h 55mAir India
Deal found 7/31$754
This CrystalTravel deal was found by Cheapflights users on 7/30. 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.
Thu 9/111:55 pmORD - CMB
1 stop32h 05mEtihad Airways
Sat 9/204:30 pmCMB - ORD
1 stop26h 45mEtihad Airways
Deal found 7/30$792
This Booking.com deal was found by Cheapflights users on 7/29. 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.
Sat 8/94:00 pmORD - CMB
1 stop45h 00mMultiple Airlines
Sat 9/279:55 pmCMB - ORD
2 stops46h 15mMultiple Airlines
Deal found 7/29$838
This FlightHub deal was found by Cheapflights users on 7/30. 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 12/28:20 pmORD - CMB
1 stop29h 30mTurkish Airlines
Tue 12/910:00 pmCMB - ORD
1 stop23h 35mTurkish Airlines
Deal found 7/30$946
This Korean Air deal was found by Cheapflights users on 7/31. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/44:22 pmMDW - CMB
2 stops38h 08mMultiple Airlines
Sun 8/176:20 pmCMB - MDW
2 stops28h 38mMultiple Airlines
Deal found 7/31$5,324

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 July 31, 2025.
Use the filters below to find and compare flights from Chicago to Colombo Bandaranaike Intl Airport that are best for you.

Fly from

Chicago

Fly to

Colombo

Route

Depart

Return

Price

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Mon 9/29

4:00 pm-11:30 pm

1 stop45h 00m

Colombo Bandaranaike Intl

Thu 10/16

12:50 am-2:25 pm

1 stop24h 05m

$725

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Mon 9/1

12:00 pm-7:20 am

1 stop32h 50m

Colombo Bandaranaike Intl

Sun 10/26

5:05 pm-7:30 am

1 stop24h 55m

$754

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Thu 9/11

1:55 pm-8:30 am

1 stop32h 05m

Colombo Bandaranaike Intl

Sat 9/20

4:30 pm-8:45 am

1 stop26h 45m

$792

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Mon 9/15

4:00 pm-11:30 pm

1 stop45h 00m

Colombo Bandaranaike Intl

Fri 9/26

9:55 pm-9:40 am

2 stops46h 15m

$838

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Tue 12/2

8:20 pm-1:20 pm

1 stop29h 30m

Colombo Bandaranaike Intl

Tue 12/9

10:00 pm-10:05 am

1 stop23h 35m

$946

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Tue 9/2

4:00 pm-11:30 pm

1 stop45h 00m

$339

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Wed 9/3

11:45 pm-8:35 pm

3 stops34h 20m

$473

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Sun 12/7

8:20 pm-6:25 am

2 stops46h 35m

$550

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Sat 8/16

6:20 pm-9:00 am

2 stops28h 10m

$769

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Sat 8/16

5:45 pm-9:30 am

3 stops53h 15m

$865

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 16 results
1
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Best time to book a flight from Chicago to Colombo

Have a flexible travel schedule? Discover the best time to fly to Colombo 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 Colombo Bandaranaike Intl Airport

How far ahead should I book a flight from Chicago to Colombo Bandaranaike Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Colombo. Price data was last updated on July 25, 2025.

The best time to book flights from Chicago to Colombo Bandaranaike Intl Airport is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago to Colombo Bandaranaike Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Chicago to Colombo Bandaranaike Intl Airport (average of $1,047). Flying from Chicago to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,786). 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 CMB?

Find hourly flight availability from Chicago to Colombo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

It’s optimal to fly from Chicago to Colombo Bandaranaike Intl Airport in the morning. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Chicago to Colombo Bandaranaike Intl Airport?

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

Travelers seeking maximum savings on their Chicago to Colombo Bandaranaike Intl Airport flight should consider departing on Monday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What’s the top layover airport for flights from Chicago to Colombo Bandaranaike Intl Airport?

Share of 1-stop round-trip flights from Chicago to Colombo Bandaranaike Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Doha (DOH) – chosen by Cheapflights users on 40% of 1-stop itineraries from Chicago to Colombo Bandaranaike Intl Airport on Cheapflights.

What’s the cheapest layover airport for flights from Chicago to Colombo Bandaranaike Intl Airport?

Average round-trip fare for 1-stop flights from Chicago to Colombo Bandaranaike Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Hong Kong (HKG) is the most affordable 1-stop option, with an average round-trip price of $880.

What’s the fastest layover option from Chicago to Colombo Bandaranaike Intl Airport?

Shortest average travel time for 1-stop one-way flights from Chicago to Colombo Bandaranaike Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via New Delhi (DEL) have the shortest average one-way travel time for 1-stop routes: 19h 45m.

Which airport typically offers the quickest layover for flights from Chicago to Colombo Bandaranaike Intl Airport?

Average layover duration for 1-stop one-way flights from Chicago to Colombo Bandaranaike Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Doha (DOH) offer the fastest connection on this route, with an average layover time of 1h 52m.

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 July 31, 2025.
Peruse reviews from past customers who have flown with Korean Air, Singapore Airlines, and Cathay Pacific from Chicago to Colombo Bandaranaike Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Comfort

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,121 reviews
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Comfort

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,338 reviews
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Comfort

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Cathay Pacific
7.6
Good
949 reviews
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Comfort

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
SWISS
7.5
Good
1,686 reviews
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Comfort

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Qatar Airways
7.4
Good
3,609 reviews
Korean Air
8.4
Very good
1,121 reviews

Food

8.1

Entertainment

8.2

Comfort

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

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

  • What are the cheapest airlines flying from Chicago to Colombo Bandaranaike Intl Airport round-trip?

    Our cheapest airline available from Chicago to Colombo Bandaranaike Intl Airport is Cathay Pacific. Our recent data shows that you can find tickets from as low as $725 on this airline. Additional options worth looking into are Air India and Etihad Airways, starting at $754 and $792 round-trip. Cathay Pacific is currently priced 46% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago to Colombo Bandaranaike Intl Airport one-way?

    For one-way options, check prices for Cathay Pacific. According to our data, you can fly for as low as $339. Users have also found prices from $550 and $769 on IndiGo and Qatar Airways, respectively.

  • Where are the most common layover locations when flying from Chicago to Colombo Bandaranaike Intl Airport?

    Chicago to Colombo Bandaranaike Intl Airport flights have a layover in Abu Dhabi most of the time.

  • What are some popular things to do or see while on a layover in Abu Dhabi?

    If you're on a layover in Abu Dhabi and looking for things to do, consider visiting Emirates Palace, Emirates Park Zoo, or Ferrari World Abu Dhabi. Those on a layover in Abu Dhabi interested in visiting Emirates Palace, Emirates Park Zoo, or Ferrari World Abu Dhabi can do so by traveling 21.1 mi, 7.9 mi, and 4.5 mi, respectively from Abu Dhabi Zayed Intl. Those landing in Abu Dhabi looking to spend some time exploring during their layover can rent a car for about $25 per day.

  • Where are the least popular layover locations for Chicago to Colombo Bandaranaike Intl Airport flights?

    The least popular layover on flights from Chicago to Colombo Bandaranaike Intl Airport is Doha.

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

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

  • How can I find direct flights from Chicago to Colombo?

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

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

    Yes. Cheapflights offers flight deals from Chicago 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.

  • What is the cheapest month to book a flight from Chicago to Colombo Bandaranaike Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Chicago to Colombo Bandaranaike Intl Airport (average of $1,047). Flying from Chicago to Colombo Bandaranaike Intl Airport in December is currently the most expensive (average of $1,786). 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

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

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Alternative routes for Chicago to Colombo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Chicago to Colombo

Discover the top 9 airlines that operate flights from Chicago 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$711Average$846FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$816Average$919FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$986Average$1,435FlexibilityNo cancel feeOn-time68%
Air CanadaCheapest$1,013Average$1,568FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$1,025Average$1,390FlexibilityNo cancel feeOn-time71%
Etihad AirwaysCheapest$1,144Average$1,471FlexibilityNo 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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