$645 Cheap Flights from Colombo (CMB) to Chicago (ORD)

View $645 flight on Wed, Oct 29, 2025Opens in a new window

Popular airlines from Bandaranaike Intl. Airport (CMB) to Chicago O'Hare Intl. Airport (ORD)

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Cheap Flights from Colombo to Chicago (CMB-ORD)

Prices were available within the past 7 days and start at $645 for one-way flights and $880 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

SriLankan Airlines
Tue, Dec 9 - Mon, Jan 12
CMB
Colombo
ORD
Chicago
$880 Roundtrip, found 2 days ago
$880
Roundtrip
found 2 days ago
Select SriLankan Airlines flight, departing Tue, Dec 9 from Colombo to Chicago, returning Mon, Jan 12, priced at $880 found 2 days ago
SriLankan Airlines
Mon, Nov 10 - Mon, Nov 17
CMB
Colombo
ORD
Chicago
$883 Roundtrip, found 5 days ago
$883
Roundtrip
found 5 days ago
Select SriLankan Airlines flight, departing Mon, Nov 10 from Colombo to Chicago, returning Mon, Nov 17, priced at $883 found 5 days ago
SriLankan Airlines
Mon, Nov 10 - Mon, Nov 17
CMB
Colombo
ORD
Chicago
$886 Roundtrip, found 5 days ago
$886
Roundtrip
found 5 days ago
Select SriLankan Airlines flight, departing Mon, Nov 10 from Colombo to Chicago, returning Mon, Nov 17, priced at $886 found 5 days ago
Emirates
Sun, Nov 23 - Sat, Nov 29
CMB
Colombo
ORD
Chicago
$894 Roundtrip, found 1 day ago
$894
Roundtrip
found 1 day ago
Select Emirates flight, departing Sun, Nov 23 from Colombo to Chicago, returning Sat, Nov 29, priced at $894 found 1 day ago
Air India
Sun, Oct 12 - Mon, Oct 20
CMB
Colombo
ORD
Chicago
$1,014 Roundtrip, found 2 hours ago
$1,014
Roundtrip
found 2 hours ago
Select Air India flight, departing Sun, Oct 12 from Colombo to Chicago, returning Mon, Oct 20, priced at $1,014 found 2 hours ago
Etihad Airways
Sun, Oct 12 - Wed, Jan 14
CMB
Colombo
ORD
Chicago
$1,083 Roundtrip, found 1 day ago
$1,083
Roundtrip
found 1 day ago
Select Etihad Airways flight, departing Sun, Oct 12 from Colombo to Chicago, returning Wed, Jan 14, priced at $1,083 found 1 day ago
Cathay Pacific
Mon, Feb 16 - Sun, Mar 8
CMB
Colombo
ORD
Chicago
$1,105 Roundtrip, found 1 day ago
$1,105
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Mon, Feb 16 from Colombo to Chicago, returning Sun, Mar 8, priced at $1,105 found 1 day ago
Turkish Airlines
Tue, Dec 9 - Mon, Jan 12
CMB
Colombo
ORD
Chicago
$1,141 Roundtrip, found 2 days ago
$1,141
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Dec 9 from Colombo to Chicago, returning Mon, Jan 12, priced at $1,141 found 2 days ago
Air Canada
Sun, Nov 23 - Sat, Nov 29
CMB
Colombo
ORD
Chicago
$1,208 Roundtrip, found 1 day ago
$1,208
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sun, Nov 23 from Colombo to Chicago, returning Sat, Nov 29, priced at $1,208 found 1 day ago
Emirates
Thu, Feb 19 - Tue, Mar 3
CMB
Colombo
ORD
Chicago
$1,223 Roundtrip, found 5 days ago
$1,223
Roundtrip
found 5 days ago
Select Emirates flight, departing Thu, Feb 19 from Colombo to Chicago, returning Tue, Mar 3, priced at $1,223 found 5 days ago

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $1,133
ORD
O'Hare Intl.
Cheapest
Average driving time to city center23 min
Flights from $1,133
Flights from Colombo (CMB) to Chicago (ORD)
Origin airport
Bandaranaike Intl.
Destination airport
O'Hare Intl.
Airlines serving
Air Canada, Air India, British Airways, Cathay Pacific, Emirates, Etihad Airways, JetBlue Airways, Qatar Airways, SriLankan Airlines, Turkish Airlines
Roundtrip price
$880
Distance
8953 mi

Colombo to Chicago Flights

The cheapest times to fly from Colombo to Chicago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Colombo to Chicago are during the month of December. You can find some of the cheapest flights from Colombo to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colombo to Chicago

Sunday is one of the best days to book for cheap flights from Colombo to Chicago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Colombo to Chicago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Colombo to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $645 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Colombo to Chicago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Colombo to Chicago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD) cost?
Secure a cheap one-way flight from $645 or cheap return flight from $880 from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD)?
The cheapest month to fly from CMB to ORD is December, when there's less demand. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from CMB to ORD. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD)?
There aren't any daily direct flights departing from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from CMB to ORD?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD)?
Opt for a flight from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD) that takes off before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD) last-minute?
Booking your ticket from CMB to ORD just before your journey is usually more expensive. But if there's some wiggle room with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a CMB to ORD flight and hotel package?
You can save money by booking a CMB to ORD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've chosen your ideal accommodations and flights, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Bandaranaike Intl. Airport (CMB) to O'Hare Intl. Airport (ORD)?
Usually, it's possible to reschedule or cancel your CMB to ORD flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.