SIN

$341 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 2/17. 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
$1,018
Cathay Pacific
Tue 1/20Mon 1/26
STL - SIN • 2 stops
Cheapest one-way
$341
Typical prices: $537-$626
Multiple Airlines
Tue 2/17
ORD - SIN • 2 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

Tue, Jan 20 - Mon, Jan 26
Cathay Pacific Logo
11:05 am - 5:40 amSTL-SIN
28h 35m2 stops
Cathay Pacific Logo
1:25 am - 6:16 pmSIN-STL
30h 51m2 stops
$1,018Cathay Pacific
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Thu, Jan 29 - Mon, Feb 2
Cathay Pacific Logo
7:04 am - 11:55 amSTL-SIN
38h 51m2 stops
Cathay Pacific Logo
12:55 pm - 6:16 pmSIN-STL
43h 21m2 stops
$1,049Cathay Pacific
Find Deal
Sat, Jan 17 - Fri, Jan 23
Cathay Pacific Logo
11:05 am - 11:55 amSTL-SIN
34h 50m2 stops
Cathay Pacific Logo
1:25 am - 6:13 pmSIN-STL
30h 48m2 stops
$1,118Cathay Pacific
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Fri, Jan 16 - Thu, Jan 22
American Airlines Logo
11:05 am - 6:35 amSTL-SIN
29h 30m2 stops
American Airlines Logo
2:20 am - 1:03 pmSIN-STL
24h 43m2 stops
$1,125American Airlines
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Fri, Jan 16 - Sat, Jan 31
American Airlines Logo
1:35 pm - 6:35 amSTL-SIN
27h 00m2 stops
American Airlines Logo
8:15 am - 7:51 pmSIN-STL
25h 36m2 stops
$1,128American Airlines
Find Deal
Tue, Jan 20 - Tue, Jan 27
United Airlines Logo
5:00 pm - 8:00 amSTL-SIN
25h 00m1 stop
United Airlines Logo
10:10 am - 10:00 pmSIN-STL
25h 50m2 stops
$1,129United Airlines
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Sun, Jan 25 - Wed, Jan 28
United Airlines Logo
5:29 pm - 8:15 pmMLI-SIN
36h 46m2 stops
United Airlines Logo
10:20 pm - 10:12 amSIN-MLI
25h 52m2 stops
$1,189United Airlines
Find Deal
Thu, Jan 22 - Sun, Jan 25
Japan Airlines Logo
7:10 am - 5:25 pmEVV-SIN
44h 15m2 stops
Japan Airlines Logo
2:20 am - 8:58 pmSIN-EVV
32h 38m2 stops
$1,219Japan Airlines
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Sun, Jan 25 - Fri, Jan 30
Multiple Airlines Logo
11:05 am - 1:05 pmMDW-SIN
36h 00m2 stops
Multiple Airlines Logo
2:25 pm - 5:00 amSIN-MDW
28h 35m2 stops
$1,255Multiple Airlines
Find Deal
Thu, Jan 8 - Fri, Jan 30
Multiple Airlines Logo
4:38 pm - 5:20 pmORD-SIN
34h 42m3 stops
Multiple Airlines Logo
11:15 am - 7:35 amSIN-ORD
34h 20m2 stops
$1,255Multiple Airlines
Find Deal
Useful Info

Good to know

Low seasonAugust
Cheapest flight$341
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 49% 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)