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Cheap flights from Illinois to Sri Lanka from $324

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Sri Lanka departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Sri Lanka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
2:35 pm - 11:30 pm
ORD
-
CMB
45h 25m
1 stop
Cathay Pacific Logo
12:45 am - 1:55 pm
CMB
-
ORD
23h 40m
1 stop
$666Cathay Pacific
Tue, Mar 3 - Mon, Mar 9
Cathay Pacific Logo
4:15 pm - 11:45 pm
ORD
-
CMB
45h 00m
1 stop
Cathay Pacific Logo
1:05 am - 1:55 pm
CMB
-
ORD
23h 20m
1 stop
$677Cathay Pacific
Wed, Apr 29 - Mon, May 18
Cathay Pacific Logo
2:35 pm - 11:30 pm
ORD
-
CMB
45h 25m
1 stop
Cathay Pacific Logo
12:45 am - 12:55 pm
CMB
-
ORD
23h 40m
1 stop
$721Cathay Pacific
Tue, Feb 17 - Tue, Mar 3
Cathay Pacific Logo
4:00 pm - 11:30 pm
ORD
-
CMB
45h 00m
1 stop
Cathay Pacific Logo
12:50 am - 2:20 pm
CMB
-
ORD
24h 00m
1 stop
$726Cathay Pacific
Thu, Jul 30 - Thu, Aug 6
Cathay Pacific Logo
4:15 pm - 11:45 pm
ORD
-
CMB
45h 00m
1 stop
Cathay Pacific Logo
1:05 am - 1:55 pm
CMB
-
ORD
23h 20m
1 stop
$727Cathay Pacific
Wed, Apr 29 - Sat, May 16
Cathay Pacific Logo
4:00 pm - 11:30 pm
ORD
-
CMB
45h 00m
1 stop
Cathay Pacific Logo
12:50 am - 2:20 pm
CMB
-
ORD
24h 00m
1 stop
$729Cathay Pacific
Wed, Jul 22 - Tue, Aug 11
Cathay Pacific Logo
4:15 pm - 11:45 pm
ORD
-
CMB
45h 00m
1 stop
Cathay Pacific Logo
1:05 am - 1:55 pm
CMB
-
ORD
23h 20m
1 stop
$752Cathay Pacific
Thu, Apr 30 - Sun, May 17
Cathay Pacific Logo
4:15 pm - 11:45 pm
ORD
-
CMB
45h 00m
1 stop
Cathay Pacific Logo
1:05 am - 1:55 pm
CMB
-
ORD
23h 20m
1 stop
$754Cathay Pacific
Sun, May 3 - Thu, May 14
Multiple Airlines Logo
6:50 pm - 11:30 pm
STL
-
CMB
42h 10m
2 stops
Multiple Airlines Logo
1:05 am - 11:58 pm
CMB
-
STL
33h 23m
2 stops
$1,480Multiple Airlines
Mon, Mar 16 - Mon, Mar 30
Multiple Airlines Logo
4:05 pm - 6:25 pm
STL
-
CMB
39h 50m
3 stops
Multiple Airlines Logo
1:10 pm - 3:24 pm
CMB
-
STL
36h 44m
2 stops
$1,576Multiple Airlines
Mon, Mar 16 - Tue, Mar 31

Cathay Pacific flights from Illinois to Sri Lanka

Our best Cathay Pacific deals on Illinois to Sri Lanka flight tickets
Cathay Pacific
Mar 3
ORD2:35 pmChicago O'Hare Intl
45h 25m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
Mar 9
CMB12:45 amColombo Bandaranaike Intl
23h 40m
1 stop
ORD1:55 pmChicago O'Hare Intl
$666
Cathay Pacific
Apr 29
ORD4:15 pmChicago O'Hare Intl
45h 00m
1 stop
CMB11:45 pmColombo Bandaranaike Intl
May 12
CMB1:05 amColombo Bandaranaike Intl
23h 20m
1 stop
ORD1:55 pmChicago O'Hare Intl
$677
Cathay Pacific
Feb 17
ORD2:35 pmChicago O'Hare Intl
45h 25m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
Mar 3
CMB12:45 amColombo Bandaranaike Intl
23h 40m
1 stop
ORD12:55 pmChicago O'Hare Intl
$721

Turkish Airlines flights from Illinois to Sri Lanka

Our best Turkish Airlines deals on Illinois to Sri Lanka flight tickets
Turkish Airlines
May 4
ORD11:25 amChicago O'Hare Intl
31h 25m
1 stop
CMB5:20 amColombo Bandaranaike Intl
May 15
CMB6:50 amColombo Bandaranaike Intl
37h 20m
1 stop
ORD9:40 amChicago O'Hare Intl
$963
Turkish Airlines
May 5
ORD8:10 pmChicago O'Hare Intl
22h 40m
1 stop
CMB5:20 amColombo Bandaranaike Intl
May 14
CMB6:50 amColombo Bandaranaike Intl
37h 20m
1 stop
ORD9:40 amChicago O'Hare Intl
$974
Turkish Airlines
Feb 12
ORD11:50 amChicago O'Hare Intl
30h 50m
1 stop
CMB6:10 amColombo Bandaranaike Intl
Apr 15
CMB6:50 amColombo Bandaranaike Intl
37h 20m
1 stop
ORD9:40 amChicago O'Hare Intl
$1,353

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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, momondo users made 832,500 searches. Data last updated February 6, 2026.
Use the filters below to find and compare flights from Illinois to Sri Lanka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Tue 3/3

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Mon 3/9

12:45 am-1:55 pm

1 stop23h 40m

$666

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Wed 4/29

4:15 pm-11:45 pm

1 stop45h 00m

Colombo Bandaranaike Intl

Mon 5/18

1:05 am-1:55 pm

1 stop23h 20m

$677

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Tue 2/17

2:35 pm-11:30 pm

1 stop45h 25m

Colombo Bandaranaike Intl

Tue 3/3

12:45 am-12:55 pm

1 stop23h 40m

$721

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Thu 7/30

4:00 pm-11:30 pm

1 stop45h 00m

Colombo Bandaranaike Intl

Thu 8/6

12:50 am-2:20 pm

1 stop24h 00m

$726

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Wed 4/29

4:15 pm-11:45 pm

1 stop45h 00m

Colombo Bandaranaike Intl

Sat 5/16

1:05 am-1:55 pm

1 stop23h 20m

$727

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Wed 7/22

4:00 pm-11:30 pm

1 stop45h 00m

Colombo Bandaranaike Intl

Tue 8/11

12:50 am-2:20 pm

1 stop24h 00m

$729

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Thu 4/30

4:15 pm-11:45 pm

1 stop45h 00m

Colombo Bandaranaike Intl

Sun 5/17

1:05 am-1:55 pm

1 stop23h 20m

$752

ChicagoColombo

ORD - CMB

ORDCMB

Chicago O'Hare Intl

Sun 5/3

4:15 pm-11:45 pm

1 stop45h 00m

Colombo Bandaranaike Intl

Thu 5/14

1:05 am-1:55 pm

1 stop23h 20m

$754

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 3/16

6:50 pm-11:30 pm

2 stops42h 10m

Colombo Bandaranaike Intl

Mon 3/30

1:05 am-11:58 pm

2 stops33h 23m

$1,480

St. LouisColombo

STL - CMB

STLCMB

Lambert-St Louis

Mon 3/16

4:05 pm-6:25 pm

3 stops39h 50m

Colombo Bandaranaike Intl

Tue 3/31

1:10 pm-3:24 pm

2 stops36h 44m

$1,576

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sri Lanka from

How to get the cheapest flight ticket from Illinois to Sri Lanka

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sri Lanka?

The month of September is, on average, the cheapest month to fly to Sri Lanka from Illinois, with most prices found around $868. If you aren’t able to travel to Sri Lanka during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $938.

How far in advance should I book a flight to Sri Lanka?

You are more likely to see cheaper flights to Sri Lanka from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Sri Lanka for around $1,310 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sri Lanka from Illinois for as low as $906 on momondo.

Can stopping save me money on Illinois to Sri Lanka flights?

You could potentially save up to 10% on your flight if you consider stops on a Illinois to Sri Lanka flight.

Cheap Illinois to Sri Lanka flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Sri Lanka

Fastest flight time

20h 05m

Direct flights

None
The fastest flight from Illinois to Sri Lanka takes 20h 05m
There are no direct flights from Illinois to Sri Lanka. There are no popular flight routes from Illinois to Sri Lanka.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Sri Lanka?

    Prices for flights from Illinois to Sri Lanka were last updated today.

  • How many operators does momondo search for flights from Illinois to Sri Lanka?

  • How old do you have to be to fly from Illinois to Sri Lanka?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Sri Lanka.

  • What documentation or ID do you need to fly to Sri Lanka?

    The travel and health documents you'll need for your trip to Sri Lanka may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sri Lanka. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Sri Lanka

Compare and see reviews for airlines that fly from Illinois to Sri Lanka with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $607Free CancellationRating
7.6
1,159 reviews
Search Cathay Pacific flights
Air IndiaPriceFrom $799Free CancellationRating
5.5
2,972 reviews
Search Air India flights
SriLankan AirlinesPriceFrom $808Free CancellationRating
6.8
79 reviews
Search SriLankan Airlines flights
Turkish AirlinesPriceFrom $891Free CancellationRating
7.3
4,210 reviews
Search Turkish Airlines flights
Etihad AirwaysPriceFrom $929Free CancellationRating
7.3
1,385 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom $954Free CancellationRating
7.4
3,728 reviews
Search Qatar Airways flights
Air CanadaPriceFrom $1,013Free CancellationRating
7.1
10,696 reviews
Search Air Canada flights
EmiratesPriceFrom $1,105Free CancellationRating
8.1
3,506 reviews
Search Emirates flights
IndiGoPriceFrom $1,205Free CancellationRating
6.8
530 reviews
Search IndiGo flights
JetBluePriceFrom $1,593Free CancellationRating
7.2
2,894 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Sri Lanka?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Sri Lanka for you.

Can I find flights from Illinois to Sri Lanka with flexible booking policies on momondo?

Flights from Illinois to Sri Lanka with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Illinois to Sri Lanka?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Sri Lanka.

I’m not ready to book a flight from Illinois to Sri Lanka right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Illinois to Sri Lanka flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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