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. Visit our flight page for the latest deals!>/a>

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 to Singapore from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

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 to Singapore with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

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 to Singapore from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

S$ 443 CHEAP FLIGHTS from Illinois to Singapore

KAYAK searches hundreds of travel sites at once for deals on flights to Singapore

...and more

Travellers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals

Cheap Flights from Illinois to Singapore

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Illinois to Singapore that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent return flight deals from Illinois to Singapore

Tue, 11 Nov - Wed, 19 Nov

20:20 - 08:45ORD-SIN

22h 25m1 stop

23:25 - 18:25SIN-ORD

33h 00m1 stop

S$ 960Turkish Airlines

Find Deal

Fri, 5 Dec - Fri, 12 Dec

11:50 - 08:45ORD-SIN

30h 55m1 stop

11:40 - 18:25SIN-ORD

44h 45m1 stop

S$ 1,024Turkish Airlines

Find Deal

Sat, 21 Mar - Sun, 29 Mar

14:10 - 09:35ORD-SIN

30h 25m1 stop

21:10 - 08:45SIN-ORD

24h 35m1 stop

S$ 1,102Etihad Airways

Find Deal

Wed, 11 Feb - Sun, 1 Mar

14:35 - 13:05ORD-SIN

32h 30m1 stop

01:25 - 12:55SIN-ORD

25h 30m1 stop

S$ 1,128Cathay Pacific

Find Deal

Wed, 11 Feb - Sat, 28 Feb

15:35 - 13:00ORD-SIN

31h 25m2 stops

08:50 - 14:41SIN-ORD

19h 51m1 stop

S$ 1,133Multiple Airlines

Find Deal

Tue, 25 Nov - Sun, 15 Feb

14:35 - 05:40ORD-SIN

25h 05m1 stop

01:25 - 12:55SIN-ORD

25h 30m1 stop

S$ 1,140Cathay Pacific

Find Deal

Sun, 1 Mar - Sun, 8 Mar

10:00 - 09:35ORD-SIN

33h 35m2 stops

08:50 - 18:30SIN-ORD

23h 40m2 stops

S$ 1,141Multiple Airlines

Find Deal

Wed, 11 Feb - Mon, 2 Mar

13:30 - 07:00ORD-SIN

27h 30m1 stop

23:00 - 11:30SIN-ORD

50h 30m2 stops

S$ 1,147Air India

Find Deal

Fri, 27 Feb - Sat, 7 Mar

13:10 - 09:35ORD-SIN

30h 25m1 stop

19:25 - 07:35SIN-ORD

26h 10m1 stop

S$ 1,199Etihad Airways

Find Deal

Fri, 6 Mar - Sun, 15 Mar

13:30 - 21:45ORD-SIN

42h 15m1 stop

20:30 - 12:30SIN-ORD

29h 00m2 stops

S$ 1,210Air India

Find Deal

Cheapest return fare

S$ 960

Overall average: S$ 1,416

Turkish Airlines

Tue 11-11Wed 19-11

ORD - SIN • 1 stop

Cheapest one-way flight

S$ 443

Typical prices: S$ 701-S$ 812

Multiple Airlines

Wed 4-2

ORD - SIN • 2 stops

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Singapore!

Useful Info

Low season	September
High season	December
Cheapest flight	S$ 443

Best time to beat the crowds (26% less expensive on average)

Most popular time to fly (56% more expensive on average)

Flight from Chicago O'Hare Airport 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 to Singapore from Illinois is likely to change within 7 days, so travelers 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 to Singapore with an airline and back to Illinois 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 to Singapore from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Direct departures

Illinois to Singapore Changi

Monday

ANA, Aegean Airlines, Air Canada, +106 more

ANA, Aegean Airlines, +107 more

105

106

Tuesday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Wednesday

ANA, Aegean Airlines, Air Canada, +103 more

ANA, Aegean Airlines, +104 more

102

103

Thursday

ANA, Aegean Airlines, Air Canada, +104 more

ANA, Aegean Airlines, +105 more

103

104

Friday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Saturday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Sunday

ANA, Aegean Airlines, Air Canada, +102 more

ANA, Aegean Airlines, +103 more

101

102

See more direct flights

Direct returns

Singapore Changi to Illinois

Monday

ANA, Aegean Airlines, Air Canada, +106 more

ANA, Aegean Airlines, +107 more

105

106

Tuesday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Wednesday

ANA, Aegean Airlines, Air Canada, +103 more

ANA, Aegean Airlines, +104 more

102

103

Thursday

ANA, Aegean Airlines, Air Canada, +104 more

ANA, Aegean Airlines, +105 more

103

104

Friday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Saturday

ANA, Aegean Airlines, Air Canada, +105 more

ANA, Aegean Airlines, +106 more

104

105

Sunday

ANA, Aegean Airlines, Air Canada, +102 more

ANA, Aegean Airlines, +103 more

101

102

See more direct flights

Everything you need to know for your flight to Singapore

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Singapore

Singapore (SIN)

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.

S$ 443 Find Cheap Flights from Illinois to Singapore

KAYAK searches hundreds of travel sites at once for deals on flights to Singapore

Cheap Flights from Illinois to Singapore

Recent return flight deals from Illinois to Singapore

Recent one-way flight deals from Illinois to Singapore

Recent last minute flight deals from Illinois to Singapore

Everything you should know

Good to know

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 to Singapore from Illinois is likely to change within 7 days, so travelers 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 to Singapore with an airline and back to Illinois 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 to Singapore from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Prefer to fly direct from Illinois to Singapore Changi?

Everything you need to know for your flight to Singapore

Information on the airport you'll fly into in Singapore

Cabin class types available on flights to Illinois

Complete your trip to Singapore with a hotel stay or car hire

Flights to other popular destinations

Flights from domestic origins to Singapore

Choose which airport to fly into in Singapore

Find deals for your return flight