S$ 468 Find Cheap Flights from Illinois to Singapore

1 adult
1 adult, Economy

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

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

Save 22% or moreCompare multiple travel sites with one search.

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.

Useful Info
Useful Info

Good to know

Low seasonAugust
High seasonDecember
Cheapest flightS$ 468
Best time to beat the crowds but there is an average 4% increase in price.
Most popular time to fly (50% 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.

  • What is the cheapest day to fly to Singapore?

    Based on KAYAK data, the cheapest day to fly to Singapore is Wednesday when return tickets can be as cheap as S$ 1,929. On the other hand, the most expensive day to fly is Saturday, when return prices are S$ 2,964 on average.

  • What is the cheapest time of day to fly to Singapore?

    The cheapest time of day to fly to Singapore is generally in the evening, when round-trip flights cost S$ 1,799 on average. Morning departures are around 28% more expensive than evening flights, on average. The most expensive time of day to fly to Singapore is generally in the morning, which is peak travel time and where the average cost of a ticket is S$ 2,310.

  • What is the cheapest month to fly from Illinois to Singapore?

    The cheapest month for flights from Illinois to Singapore is February, when tickets cost S$ 1,121 (return) on average. On the other hand, the most expensive months are December and June, when the average cost of round-trip tickets is S$ 2,321 and S$ 1,860 respectively.

  • How far in advance should I book a flight from Illinois to Singapore?

    To get a below-average price on the flight from Illinois to Singapore, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 20 weeks before departure.

  • How long is the flight to Singapore?

    An average direct flight from Illinois to Singapore takes 23h 29m, covering a distance of 24361 km. The shortest route is Chicago O'Hare Intl Airport (ORD) to Singapore (SIN) with an average flight time of 22h 05m.

  • What is the most popular destination in Singapore?

    Based on KAYAK flight searches, the most popular destination is Singapore (100% of total searches to Singapore).

Book cheap flights from Illinois to Singapore

Recent return flight deals

10-9Wed
1 stopAir India
30h 30mORD-SIN
17-9Wed
1 stopAir India
23h 55mSIN-ORD
S$ 908
15-9Mon
1 stopAir India
44h 45mORD-SIN
15-10Wed
1 stopAir India
35h 25mSIN-ORD
S$ 945
7-10Tue
1 stopCathay Pacific
24h 30mORD-SIN
27-10Mon
1 stopCathay Pacific
25h 35mSIN-ORD
S$ 1,080
15-9Mon
1 stopCathay Pacific
24h 30mORD-SIN
14-10Tue
1 stopCathay Pacific
25h 35mSIN-ORD
S$ 1,083
30-8Sat
2 stopsAir Canada
45h 57mORD-SIN
7-9Sun
2 stopsAir Canada
35h 51mSIN-ORD
S$ 1,116
7-10Tue
1 stopAir Canada
26h 30mORD-SIN
28-10Tue
2 stopsAir Canada
34h 58mSIN-ORD
S$ 1,124
19-8Tue
1 stop
30h 00mORD-SIN
28-8Thu
2 stops
32h 08mSIN-ORD
S$ 1,161
10-9Wed
2 stops
28h 35mORD-SIN
17-9Wed
1 stop
24h 15mSIN-ORD
S$ 1,183
16-7Wed
1 stopJapan Airlines
27h 00mORD-SIN
31-7Thu
2 stopsJapan Airlines
28h 38mSIN-ORD
S$ 1,252
23-7Wed
1 stopJapan Airlines
27h 00mORD-SIN
6-8Wed
2 stopsJapan Airlines
35h 04mSIN-ORD
S$ 1,290

Search by stops

Search by airline

Search by price

Recent one-way flight deals

23-9Tue
1 stopAir India
42h 30mORD-SIN
S$ 468
20-8Wed
1 stopAir India
44h 30mORD-SIN
S$ 470
20-8Wed
2 stopsIndiGo
32h 30mORD-SIN
S$ 553
22-8Fri
2 stopsIndiGo
40h 55mORD-SIN
S$ 561
9-7Wed
1 stopJapan Airlines
27h 00mORD-SIN
S$ 618
22-9Mon
3 stops
50h 54mORD-SIN
S$ 620
24-9Wed
3 stops
50h 54mORD-SIN
S$ 621
25-9Thu
1 stopKorean Air
22h 30mORD-SIN
S$ 629
11-7Fri
1 stopJapan Airlines
39h 40mORD-SIN
S$ 695
22-9Mon
2 stopsKorean Air
45h 35mMDW-SIN
S$ 777

Search by stops

Search by airline

Search by price

Last minute flights from Illinois to Singapore

Last minute flight, train and bus deals

17-6Tue
multi-stopAir Canada
26h 30mORD-SIN
28-6Sat
multi-stopAir Canada
40h 19mSIN-ORD
S$ 1,240
17-6Tue
multi-stopAir Canada
26h 30mORD-SIN
3-7Thu
multi-stopAir Canada
42h 44mSIN-ORD
S$ 1,270
17-6Tue
multi-stopAir India
30h 00mORD-SIN
27-6Fri
multi-stopAir India
38h 30mSIN-ORD
S$ 1,603
14-6Sat
multi-stopAir India
30h 00mORD-SIN
16-6Mon
multi-stopAir India
26h 45mSIN-ORD
S$ 1,618
17-6Tue
multi-stopIndiGo
32h 30mORD-SIN
7-7Mon
multi-stopIndiGo
35h 10mSIN-ORD
S$ 1,631
15-6Sun
multi-stop
30h 00mORD-SIN
6-7Sun
multi-stop
32h 29mSIN-ORD
S$ 1,688
17-6Tue
multi-stop
28h 22mORD-SIN
26-6Thu
multi-stop
32h 13mSIN-ORD
S$ 1,714
15-6Sun
multi-stopIndiGo
32h 30mORD-SIN
7-7Mon
multi-stopIndiGo
35h 10mSIN-ORD
S$ 1,807
15-6Sun
multi-stopUnited Airlines
31h 45mORD-SIN
7-7Mon
multi-stopUnited Airlines
30h 36mSIN-ORD
S$ 1,829
16-6Mon
multi-stopUnited Airlines
38h 52mORD-SIN
7-7Mon
multi-stopUnited Airlines
24h 26mSIN-ORD
S$ 1,838

Search by stops

Search by airline

Search by price

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.

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