SIN

$298 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 to Singapore departing on 2/13. 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.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$977
Typical prices: $1,094-$1,677
Cathay Pacific
Thu 1/22Wed 1/28
STL - SIN • 2 stops
Cheapest one-way
$298
Typical prices: $534-$624
Multiple Airlines
Fri 2/13
ORD - SIN • 3 stops
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Flight Deals
Useful Info
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 round-trip 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.

Recent round-trip flight deals from Illinois to Singapore

Thu, Jan 22 - Wed, Jan 28
Cathay Pacific Logo
6:00 am - 5:40 am
STL
-
SIN
33h 40m2 stops
Cathay Pacific Logo
1:25 am - 6:14 pm
SIN
-
STL
30h 49m2 stops
$977Cathay Pacific
Tue, Jan 20 - Mon, Feb 2
American Airlines Logo
7:00 am - 6:35 am
EVV
-
SIN
33h 35m2 stops
American Airlines Logo
2:20 am - 9:33 pm
SIN
-
EVV
33h 13m2 stops
$1,040American Airlines
Mon, Mar 9 - Mon, Mar 16
Cathay Pacific Logo
6:38 am - 12:25 am
STL
-
SIN
28h 47m2 stops
Cathay Pacific Logo
1:25 am - 6:01 pm
SIN
-
STL
29h 36m2 stops
$1,081Cathay Pacific
Sat, Feb 21 - Sat, Mar 7
Air Canada Logo
4:05 pm - 7:00 am
STL
-
SIN
48h 55m2 stops
Air Canada Logo
8:50 am - 2:29 pm
SIN
-
STL
43h 39m2 stops
$1,115Air Canada
Sun, Mar 8 - Mon, Mar 16
United Airlines Logo
5:55 pm - 8:15 pm
STL
-
SIN
37h 20m2 stops
United Airlines Logo
10:10 am - 9:21 am
SIN
-
STL
36h 11m2 stops
$1,129United Airlines
Mon, Mar 9 - Sun, Mar 15
Delta Logo
6:32 am - 5:00 am
STL
-
SIN
33h 28m2 stops
Delta Logo
10:30 pm - 11:15 pm
SIN
-
STL
37h 45m2 stops
$1,138Delta
Mon, Mar 9 - Tue, Mar 17
United Airlines Logo
11:25 am - 6:55 am
STL
-
SIN
30h 30m2 stops
United Airlines Logo
10:20 pm - 10:25 pm
SIN
-
STL
37h 05m1 stop
$1,144United Airlines
Fri, Jan 23 - Mon, Jan 26
Qatar Airways Logo
11:28 am - 8:45 am
MLI
-
SIN
31h 17m2 stops
Qatar Airways Logo
3:15 am - 10:23 pm
SIN
-
MLI
33h 08m2 stops
$1,216Qatar Airways
Fri, Mar 6 - Mon, Mar 9
Air Canada Logo
2:00 pm - 7:00 am
ORD
-
SIN
27h 00m2 stops
Air Canada Logo
8:30 am - 8:00 pm
SIN
-
ORD
24h 30m2 stops
$1,243Air Canada
Mon, Jan 19 - Tue, Feb 3
Delta Logo
6:14 pm - 12:10 am
MDW
-
SIN
39h 56m2 stops
Delta Logo
10:30 pm - 10:22 pm
SIN
-
MDW
37h 52m2 stops
$1,264Delta
Useful Info

Good to know

Low seasonAugust
Cheapest flight$298
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 50% increase in price.
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 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 round-trip 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.

Everything you need to know for your flight to Singapore

Information on the airport you'll fly into in Singapore

Singapore (SIN)