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Cheap flights from Illinois to Singapore from $417

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Singapore departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
1:00 pm - 9:50 am
ORD
-
SIN
31h 50m
1 stop
Etihad Airways Logo
9:00 pm - 8:35 am
SIN
-
ORD
24h 35m
1 stop
$935Etihad Airways
Mon, Apr 13 - Wed, Apr 29
Etihad Airways Logo
2:00 pm - 9:40 am
ORD
-
SIN
30h 40m
1 stop
Etihad Airways Logo
9:00 pm - 8:35 am
SIN
-
ORD
24h 35m
1 stop
$936Etihad Airways
Thu, Apr 23 - Tue, May 5
Qatar Airways Logo
7:20 pm - 3:45 pm
ORD
-
SIN
31h 25m
1 stop
Qatar Airways Logo
3:15 am - 3:05 pm
SIN
-
ORD
24h 50m
1 stop
$969Qatar Airways
Mon, Aug 24 - Sun, Sep 6
Qatar Airways Logo
12:49 pm - 8:50 am
MLI
-
SIN
31h 01m
2 stops
Qatar Airways Logo
3:15 am - 11:54 pm
SIN
-
MLI
33h 39m
2 stops
$1,142Qatar Airways
Mon, May 11 - Sun, May 17
Delta Logo
9:29 am - 5:00 am
MDW
-
SIN
30h 31m
2 stops
Delta Logo
1:25 am - 12:42 pm
SIN
-
MDW
24h 17m
2 stops
$1,203Delta
Wed, Apr 22 - Wed, May 13
Delta Logo
6:23 am - 11:55 pm
MDW
-
SIN
28h 32m
2 stops
Delta Logo
10:00 pm - 4:12 pm
SIN
-
MDW
31h 12m
2 stops
$1,204Delta
Mon, May 11 - Mon, May 18
Multiple Airlines Logo
4:16 pm - 5:25 am
STL
-
SIN
48h 09m
3 stops
Multiple Airlines Logo
11:10 pm - 11:19 pm
SIN
-
STL
61h 09m
3 stops
$1,242Multiple Airlines
Sat, Apr 18 - Sun, Apr 26
Multiple Airlines Logo
9:55 pm - 5:25 am
STL
-
SIN
42h 30m
3 stops
Multiple Airlines Logo
6:25 pm - 6:06 pm
SIN
-
STL
60h 41m
3 stops
$1,245Multiple Airlines
Sun, Apr 26 - Sun, May 3
American Airlines Logo
5:15 am - 6:10 am
MLI
-
SIN
35h 55m
2 stops
American Airlines Logo
8:05 am - 11:54 pm
SIN
-
MLI
28h 49m
3 stops
$5,026American Airlines
Mon, May 11 - Mon, May 18
American Airlines Logo
6:00 am - 6:10 am
MLI
-
SIN
35h 10m
2 stops
American Airlines Logo
1:55 am - 4:06 pm
SIN
-
MLI
27h 11m
3 stops
$5,269American Airlines
Wed, Jun 10 - Sun, Jun 14

Etihad Airways flights from Illinois to Singapore

Our best Etihad Airways deals on Illinois to Singapore flight tickets
Etihad Airways
Apr 13
ORD1:00 pmChicago O'Hare Intl
31h 50m
1 stop
SIN9:50 amSingapore Changi
Apr 20
SIN9:00 pmSingapore Changi
24h 35m
1 stop
ORD8:35 amChicago O'Hare Intl
$923
Etihad Airways
Apr 13
ORD1:00 pmChicago O'Hare Intl
31h 50m
1 stop
SIN9:50 amSingapore Changi
Apr 29
SIN9:00 pmSingapore Changi
24h 35m
1 stop
ORD8:35 amChicago O'Hare Intl
$935
Etihad Airways
Apr 23
ORD2:00 pmChicago O'Hare Intl
30h 40m
1 stop
SIN9:40 amSingapore Changi
May 5
SIN9:00 pmSingapore Changi
24h 35m
1 stop
ORD8:35 amChicago O'Hare Intl
$936

Korean Air flights from Illinois to Singapore

Our best Korean Air deals on Illinois to Singapore flight tickets
Korean Air
Apr 24
MDW9:29 amChicago Midway
30h 31m
2 stops
SIN5:00 amSingapore Changi
May 17
SIN1:25 amSingapore Changi
24h 17m
2 stops
MDW12:42 pmChicago Midway
$1,484
Korean Air
Apr 20
MDW9:27 amChicago Midway
30h 33m
2 stops
SIN5:00 amSingapore Changi
May 17
SIN1:25 amSingapore Changi
24h 17m
2 stops
MDW12:42 pmChicago Midway
$1,509
Korean Air
Apr 12
MDW9:35 amChicago Midway
30h 25m
2 stops
SIN5:00 amSingapore Changi
Apr 20
SIN10:00 pmSingapore Changi
27h 43m
2 stops
MDW12:43 pmChicago Midway
$1,527

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 29, 2026.
Use the filters below to find and compare flights from Illinois to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Mon 4/13

1:00 pm-9:50 am

1 stop31h 50m

Singapore Changi

Wed 4/29

9:00 pm-8:35 am

1 stop24h 35m

$935

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Thu 4/23

2:00 pm-9:40 am

1 stop30h 40m

Singapore Changi

Tue 5/5

9:00 pm-8:35 am

1 stop24h 35m

$936

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Mon 8/24

7:20 pm-3:45 pm

1 stop31h 25m

Singapore Changi

Sun 9/6

3:15 am-3:05 pm

1 stop24h 50m

$969

MolineSingapore

MLI - SIN

MLISIN

Moline Quad-City

Mon 5/11

12:49 pm-8:50 am

2 stops31h 01m

Singapore Changi

Sun 5/17

3:15 am-11:54 pm

2 stops33h 39m

$1,142
Quickest round-trip

ChicagoSingapore

MDW - SIN

MDWSIN

Chicago Midway

Wed 4/22

9:29 am-5:00 am

2 stops30h 31m

Singapore Changi

Wed 5/13

1:25 am-12:42 pm

2 stops24h 17m

$1,203

ChicagoSingapore

MDW - SIN

MDWSIN

Chicago Midway

Mon 5/11

6:23 am-11:55 pm

2 stops28h 32m

Singapore Changi

Mon 5/18

10:00 pm-4:12 pm

2 stops31h 12m

$1,204

St. LouisSingapore

STL - SIN

STLSIN

Lambert-St Louis

Sat 4/18

4:16 pm-5:25 am

3 stops48h 09m

Singapore Changi

Sun 4/26

11:10 pm-11:19 pm

3 stops61h 09m

$1,242

St. LouisSingapore

STL - SIN

STLSIN

Lambert-St Louis

Sun 4/26

9:55 pm-5:25 am

3 stops42h 30m

Singapore Changi

Sun 5/3

6:25 pm-6:06 pm

3 stops60h 41m

$1,245

MolineSingapore

MLI - SIN

MLISIN

Moline Quad-City

Mon 5/11

5:15 am-6:10 am

2 stops35h 55m

Singapore Changi

Mon 5/18

8:05 am-11:54 pm

3 stops28h 49m

$5,026

MolineSingapore

MLI - SIN

MLISIN

Moline Quad-City

Wed 6/10

6:00 am-6:10 am

2 stops35h 10m

Singapore Changi

Sun 6/14

1:55 am-4:06 pm

3 stops27h 11m

$5,269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Singapore from

How to get the cheapest flight ticket from Illinois to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Singapore?

The month of September is, on average, the cheapest month to fly to Singapore from Illinois, with most prices found around $866. If you aren’t able to travel to Singapore during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $881.

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

You are more likely to see cheaper flights to Singapore from Illinois when booking week ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,140 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Illinois for as low as $984 on momondo.

Can stopping save me money on Illinois to Singapore flights?

You could potentially save up to 3% on your flight if you consider stops on a Illinois to Singapore flight.

Cheap Illinois to Singapore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Singapore

Fastest flight time

23h 30m

Direct flights

None
The fastest flight from Illinois to Singapore takes 23h 30m
There are no direct flights from Illinois to Singapore. There are no popular flight routes from Illinois to Singapore.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Singapore?

    Prices for flights from Illinois to Singapore refresh daily.

  • How many operators does momondo search for flights from Illinois to Singapore?

  • How old do you have to be to fly from Illinois to Singapore?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Singapore.

  • What documentation or ID do you need to fly to Singapore?

    The required travel and health documents for your Singapore trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Singapore. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Singapore

Compare and see reviews for airlines that fly from Illinois to Singapore with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $697Free CancellationRating
5.5
2,975 reviews
Search Air India flights
ANAPriceFrom $698Free CancellationRating
8.4
1,158 reviews
Search ANA flights
Cathay PacificPriceFrom $698Free CancellationRating
7.6
1,234 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $709Free CancellationRating
7.4
9,514 reviews
Search United Airlines flights
Korean AirPriceFrom $758Free CancellationRating
8.4
1,203 reviews
Search Korean Air flights
Turkish AirlinesPriceFrom $770Free CancellationRating
7.4
4,289 reviews
Search Turkish Airlines flights
Japan AirlinesPriceFrom $814Free CancellationRating
8.3
1,753 reviews
Search Japan Airlines flights
Etihad AirwaysPriceFrom $829Free CancellationRating
7.3
1,431 reviews
Search Etihad Airways flights
Air CanadaPriceFrom $872Free CancellationRating
7.1
10,862 reviews
Search Air Canada flights
DeltaPriceFrom $949Free CancellationRating
7.9
8,358 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Singapore?

It is quick and easy to find Illinois to Singapore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Singapore that suits you.

Can I find flights from Illinois to Singapore with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Illinois to Singapore flights to just show those with flexible booking policies.

How can momondo help me find flights from Illinois to Singapore?

Once you have performed a search for Illinois to Singapore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Illinois to Singapore right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Singapore from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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