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S$ 612 Find Cheap Flights from Illinois to Singapore

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Illinois to Singapore departing on 19-4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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Good to know

Low season

August

High season

December

Cheapest flight

S$ 612
Best time to beat the crowds but there is an average 9% increase in price.
Most popular time to fly (40% more expensive on average)
Flight from Chicago O'Hare Airport to Singapore

FAQs for booking flights from Illinois to Singapore

  • How does KAYAK find such low prices on flights from Illinois to Singapore?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Singapore.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Singapore?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Illinois to Singapore is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Singapore?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Illinois to Singapore with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Singapore?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Illinois to Singapore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Illinois to Singapore

Recent return flight deals

19-3Wed
1 stopAir India
41h 55mORD-SIN
26-3Wed
1 stopAir India
24h 30mSIN-ORD
S$ 947
9-3Sun
1 stopAir India
41h 55mORD-SIN
24-3Mon
1 stopAir India
24h 30mSIN-ORD
S$ 1,007
3-3Mon
1 stopTurkish Airlines
31h 05mORD-SIN
7-3Fri
1 stopTurkish Airlines
37h 45mSIN-ORD
S$ 1,031
9-3Sun
1 stopTurkish Airlines
31h 05mORD-SIN
21-3Fri
1 stopTurkish Airlines
37h 45mSIN-ORD
S$ 1,058
31-3Mon
1 stopCathay Pacific
24h 30mORD-SIN
14-4Mon
1 stopCathay Pacific
31h 20mSIN-ORD
S$ 1,155
9-4Wed
1 stopCathay Pacific
24h 30mORD-SIN
16-4Wed
1 stopCathay Pacific
25h 35mSIN-ORD
S$ 1,158
8-3Sat
1 stopEtihad Airways
30h 25mORD-SIN
24-3Mon
1 stopEtihad Airways
27h 00mSIN-ORD
S$ 1,189
7-3Fri
1 stopEtihad Airways
30h 25mORD-SIN
24-3Mon
1 stopEtihad Airways
27h 00mSIN-ORD
S$ 1,269
20-3Thu
2 stopsUnited Airlines
26h 15mORD-SIN
27-3Thu
1 stopUnited Airlines
20h 57mSIN-ORD
S$ 1,286
9-3Sun
1 stopUnited Airlines
33h 47mORD-SIN
24-3Mon
2 stopsUnited Airlines
27h 05mSIN-ORD
S$ 1,292

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Recent one-way flight deals

19-4Sat
2 stops
46h 29mORD-SIN
S$ 612
18-3Tue
2 stops
47h 20mORD-SIN
S$ 618
4-3Tue
1 stopAir India
41h 55mORD-SIN
S$ 622
4-3Tue
2 stops
27h 05mORD-SIN
S$ 626
30-3Sun
1 stopAir India
42h 05mORD-SIN
S$ 635
15-4Tue
2 stopsIndiGo
32h 30mORD-SIN
S$ 647
15-4Tue
1 stopEtihad Airways
30h 50mORD-SIN
S$ 702
30-3Sun
2 stopsQatar Airways
28h 35mORD-SIN
S$ 786
9-6Mon
2 stopsIndiGo
40h 55mORD-SIN
S$ 820
28-3Fri
2 stopsQatar Airways
26h 35mORD-SIN
S$ 836

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Last minute flights from Illinois to Singapore

Last minute flight, train and bus deals

24-2Mon
multi-stopAir India
41h 55mORD-SIN
3-3Mon
multi-stopAir India
24h 30mSIN-ORD
S$ 1,075
24-2Mon
multi-stopCathay Pacific
35h 40mORD-SIN
3-3Mon
multi-stopCathay Pacific
30h 45mSIN-ORD
S$ 1,210
23-2Sun
multi-stop
39h 25mORD-SIN
25-2Tue
multi-stop
30h 45mSIN-ORD
S$ 1,514
23-2Sun
multi-stopUnited Airlines
31h 15mORD-SIN
25-2Tue
multi-stopUnited Airlines
21h 53mSIN-ORD
S$ 1,528
23-2Sun
multi-stopUnited Airlines
26h 00mORD-SIN
25-2Tue
multi-stopUnited Airlines
26h 26mSIN-ORD
S$ 1,534
24-2Mon
multi-stop
41h 55mORD-SIN
2-3Sun
multi-stop
39h 47mSIN-ORD
S$ 1,726
24-2Mon
multi-stopChina Southern
58h 05mORD-SIN
2-3Sun
multi-stopChina Southern
39h 47mSIN-ORD
S$ 1,849
25-2Tue
multi-stopQatar Airways
30h 45mSTL-SIN
2-3Sun
multi-stopQatar Airways
32h 48mSIN-STL
S$ 1,956
24-2Mon
multi-stopChina Southern
58h 05mORD-SIN
3-3Mon
multi-stopChina Southern
35h 42mSIN-ORD
S$ 1,964
26-2Wed
multi-stopQatar Airways
27h 50mORD-SIN
8-3Sat
multi-stopQatar Airways
44h 36mSIN-ORD
S$ 10,090

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Everything you need to know for your flight to Singapore

Cabin class types available on flights to Illinois

Cabin classes available on flights to Illinois. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class Flights to Singapore
Business Class Flights to Singapore
Prem Econ Class Flights to Singapore
Economy class Flights to Singapore

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