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$777+ Cheap flights from Sri Lanka to Illinois

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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — ORD
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Sri Lanka to Illinois

Keep the following information in mind while searching for Sri Lanka to Illinois flight deals. Data was last updated May 1, 2025.

Round-trip from

$1,166
(EaseMyTrip)

One-way from

$777
(Gurufare)
From Sri Lanka to Illinois
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One-way flight from Sri Lanka to Illinois
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Find flight deals from Sri Lanka to Illinois

Cheapest flights from Sri Lanka to Illinois
Explore the most affordable flight options available from Sri Lanka to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This EaseMyTrip deal was found by Cheapflights users on 4/29. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/41:05 pmCMB - ORD
2 stops40h 54mMultiple Airlines
Sun 8/107:05 pmORD - CMB
2 stops23h 20mMultiple Airlines
Deal found 4/29$1,166
This EaseMyTrip deal was found by Cheapflights users on 4/29. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2412:50 amCMB - ORD
1 stop24h 05mCathay Pacific
Thu 7/314:00 pmORD - CMB
1 stop45h 00mCathay Pacific
Deal found 4/29$1,200
This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/44:30 pmCMB - ORD
2 stops41h 25mEtihad Airways
Sun 8/101:55 pmORD - CMB
1 stop26h 25mEtihad Airways
Deal found 4/29$1,349
This Air Canada deal was found by Cheapflights users on 4/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2412:05 amCMB - ORD
2 stops43h 34mAir Canada
Thu 7/312:00 pmORD - CMB
2 stops29h 00mAir Canada
Deal found 4/30$1,458
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/32:55 amCMB - ORD
1 stop23h 20mEmirates
Sun 8/102:07 pmORD - CMB
3 stops41h 53mEmirates
Deal found 4/30$1,863
This Singapore Airlines deal was found by Cheapflights users on 4/30. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2412:50 amCMB - ORD
3 stops57h 05mSingapore Airlines
Thu 7/317:18 pmORD - CMB
2 stops41h 47mSingapore Airlines
Deal found 4/30$1,915
This KAYAK deal was found by Cheapflights users on 4/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/45:25 pmCMB - ORD
3 stops52h 25mGulf Air
Sun 8/105:45 pmORD - CMB
3 stops29h 15mGulf Air
Deal found 4/30$2,873
This TravelUp deal was found by Cheapflights users on 4/30. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/24:35 amCMB - ORD
2 stops25h 40mQatar Airways
Tue 10/77:20 pmORD - CMB
1 stop27h 50mQatar Airways
Deal found 4/30$3,642
This FlightHub deal was found by Cheapflights users on 4/30. 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.
Thu 5/156:45 amCMB - ORD
1 stop21h 40mTurkish Airlines
Sun 5/257:50 pmORD - CMB
1 stop22h 55mTurkish Airlines
Deal found 4/30$4,034
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/44:35 amCMB - ORD
1 stop21h 00mAmerican Airlines
Sat 10/47:20 pmORD - CMB
1 stop21h 15mAmerican Airlines
Deal found 4/30$7,404

Cheapflights Fare Finder

Customize your flight search to find flights from Sri Lanka to Illinois 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 May 1, 2025.
Use the filters below to find and compare flights from Sri Lanka to Illinois that are best for you.

Fly from

Sri Lanka

Fly to

Illinois

Route

Depart

Return

Price

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Mon 8/4

1:05 pm-7:29 pm

2 stops40h 54m

Chicago O'Hare Intl

Sun 8/10

7:05 pm-4:55 am

2 stops23h 20m

$1,166

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Thu 7/24

12:50 am-2:25 pm

1 stop24h 05m

Chicago O'Hare Intl

Thu 7/31

4:00 pm-11:30 pm

1 stop45h 00m

$1,200

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Mon 8/4

4:30 pm-11:25 pm

2 stops41h 25m

Chicago O'Hare Intl

Sun 8/10

1:55 pm-8:30 am

1 stop32h 05m

$1,349

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Thu 7/24

12:05 am-9:09 am

2 stops43h 34m

Chicago O'Hare Intl

Thu 7/31

2:00 pm-5:30 am

2 stops29h 00m

$1,458

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Sun 8/3

2:55 am-3:45 pm

1 stop23h 20m

Chicago O'Hare Intl

Sun 8/10

2:07 pm-6:30 pm

3 stops41h 53m

$1,863

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Thu 7/24

12:50 am-11:25 pm

3 stops57h 05m

Chicago O'Hare Intl

Thu 7/31

7:18 pm-11:35 pm

2 stops41h 47m

$1,915

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Mon 8/4

5:25 pm-11:20 am

3 stops52h 25m

Chicago O'Hare Intl

Sun 8/10

5:45 pm-9:30 am

3 stops29h 15m

$2,873

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Thu 10/2

4:35 am-7:45 pm

2 stops25h 40m

Chicago O'Hare Intl

Tue 10/7

7:20 pm-9:40 am

1 stop27h 50m

$3,642

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Thu 5/15

6:45 am-5:55 pm

1 stop21h 40m

Chicago O'Hare Intl

Sun 5/25

7:50 pm-5:15 am

1 stop22h 55m

$4,034

ColomboChicago

CMB - ORD

CMBORD

Colombo Bandaranaike Intl

Sat 10/4

4:35 am-3:05 pm

1 stop21h 00m

Chicago O'Hare Intl

Sat 10/4

7:20 pm-3:05 am

1 stop21h 15m

$7,404

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 15 results
1
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Best time to book a flight from Sri Lanka to Illinois

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

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated May 1, 2025.
Singapore Airlines
8.1
Very good
1,292 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,292 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Emirates
8.0
Very good
3,215 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Cathay Pacific
7.5
Good
855 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,563 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Etihad Airways
7.4
Good
1,203 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Entertainment

8.0

Crew

8.6

Boarding

8.2

Overall

8.1

Comfort

7.9

Food

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

Find useful and relevant information for your journey from Sri Lanka to Illinois. 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 to fly from Sri Lanka to Illinois one-way?

    One-way options have recently been found by users for as low as $777 on Cathay Pacific. Other airlines that offer cheap prices include Etihad Airways from $1,053 and Singapore Airlines from $1,228 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sri Lanka to Illinois 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 Sri Lanka to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Sri Lanka to Illinois (average of $245). Flying from Sri Lanka to Illinois in March is currently the most expensive (average of $321). 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 Sri Lanka to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Sri Lanka to Illinois

Discover the top 2 airlines that operate flights from Sri Lanka to Illinois. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,021Average$1,290FlexibilityNo cancel feeOn-time68%
Etihad AirwaysCheapest$1,083Average$1,140FlexibilityNo cancel feeOn-time75%

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