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$480+ Cheap flights from Singapore (SIN) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Singapore to Illinois

Keep the following information in mind while searching for Singapore to Illinois flight deals. Data was last updated April 17, 2025.

Round-trip from

$875
(Air Canada)

One-way from

$480
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$1,067
From Singapore Changi to Illinois
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One-way flight from Singapore Changi to Illinois
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Highest demand for flights based on searches. 8% potential increase in price ($114 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Singapore to Illinois

Cheapest flights from Singapore to Illinois
Explore the most affordable flight options available from Singapore to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Air Canada deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:00 pmSIN - ORD
2 stops30h 39mAir Canada
Thu 11/133:40 pmORD - SIN
1 stop26h 15mAir Canada
Deal found 4/17$856
This oojo deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/262:00 amSIN - ORD
2 stops40h 04mMultiple Airlines
Thu 11/135:10 pmORD - SIN
2 stops29h 55mMultiple Airlines
Deal found 4/17$939
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2710:10 amSIN - ORD
1 stop32h 50mUnited Airlines
Thu 11/1312:45 pmORD - SIN
1 stop29h 15mUnited Airlines
Deal found 4/17$943
This oojo deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/261:30 amSIN - ORD
1 stop21h 00mKorean Air
Thu 11/1311:05 amORD - SIN
1 stop27h 55mKorean Air
Deal found 4/17$947
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:30 amSIN - ORD
2 stops26h 42mDelta
Sun 10/268:55 amORD - SIN
2 stops31h 05mDelta
Deal found 4/17$976
This oojo deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/122:00 amSIN - ORD
2 stops41h 04mChina Airlines
Mon 1/56:50 pmORD - SIN
2 stops39h 50mChina Airlines
Deal found 4/17$1,030
This oojo deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/248:30 pmSIN - ORD
1 stop23h 55mAir India
Wed 7/2312:00 pmORD - SIN
1 stop30h 30mAir India
Deal found 4/17$1,043
This EVA Air deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/131:10 pmSIN - ORD
1 stop20h 35mEVA Air
Sat 10/2512:30 amORD - SIN
1 stop22h 35mEVA Air
Deal found 4/17$1,086
This Cathay Pacific deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/71:25 amSIN - ORD
1 stop25h 35mCathay Pacific
Sun 12/282:40 pmORD - SIN
1 stop35h 05mCathay Pacific
Deal found 4/17$1,093
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/137:30 amSIN - MDW
2 stops38h 14mDelta
Sat 7/57:21 pmMDW - SIN
2 stops39h 19mDelta
Deal found 4/16$1,231
This FlightHub deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/248:05 amSIN - ORD
1 stop20h 55mJapan Airlines
Tue 7/221:30 amORD - SIN
1 stop27h 00mJapan Airlines
Deal found 4/17$1,255
This Gotogate deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1911:30 pmSIN - ORD
1 stop25h 40mSWISS
Thu 5/297:05 pmORD - SIN
2 stops34h 50mSWISS
Deal found 4/16$1,261

Cheapflights Fare Finder

Customize your flight search to find flights from Singapore to Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Singapore to Illinois that are best for you.

Fly from

Singapore

Fly to

Illinois

Route

Depart

Return

Price

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 6/24

9:10 am-2:49 pm

1 stop42h 39m

Chicago O'Hare Intl

Wed 7/23

8:03 pm-7:05 am

2 stops46h 02m

$875

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 5/4

8:40 pm-11:26 am

1 stop27h 46m

Chicago O'Hare Intl

Tue 5/13

6:30 am-6:25 pm

1 stop22h 55m

$943

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 9/15

1:10 am-9:30 am

1 stop21h 20m

Chicago O'Hare Intl

Wed 10/29

12:05 pm-12:10 am

1 stop23h 05m

$966

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 9/13

7:30 am-9:12 pm

2 stops26h 42m

Chicago O'Hare Intl

Sun 10/26

8:55 am-5:00 am

2 stops31h 05m

$976

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 5/31

2:00 am-5:40 am

2 stops40h 40m

Chicago O'Hare Intl

Sun 6/8

6:00 am-12:35 pm

2 stops41h 35m

$1,011

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 6/24

8:30 pm-7:25 am

1 stop23h 55m

Chicago O'Hare Intl

Wed 7/23

12:00 pm-7:30 am

1 stop30h 30m

$1,043

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 9/13

1:10 pm-8:45 pm

1 stop20h 35m

Chicago O'Hare Intl

Sat 10/25

12:30 am-12:05 pm

1 stop22h 35m

$1,086

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 6/23

1:50 am-2:25 pm

1 stop25h 35m

Chicago O'Hare Intl

Wed 7/23

4:00 pm-5:30 am

1 stop24h 30m

$1,105

SingaporeChicago

SIN - MDW

SINMDW

Singapore Changi

Fri 6/13

7:30 am-8:44 am

2 stops38h 14m

Chicago Midway

Sat 7/5

7:21 pm-11:40 pm

2 stops39h 19m

$1,231

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 6/24

8:05 am-4:00 pm

1 stop20h 55m

Chicago O'Hare Intl

Tue 7/22

1:30 am-5:30 pm

1 stop27h 00m

$1,255

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 34 results
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Best time to book a flight from Singapore to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Singapore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Illinois

What is the cheapest month to book a flight from Singapore to Illinois?

Currently, August is the cheapest month in which you can book a flight from Singapore to Illinois (average of $245). Flying from Singapore to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SIN to IL?

Find hourly flight availability from Singapore to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Singapore to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated April 17, 2025.
See what other customers who have flown with EVA Air, Korean Air and Japan Airlines from Singapore to Illinois have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,177 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,064 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,440 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
844 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very good
729 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Singapore to Illinois?

    For a flight from Singapore to Illinois, you will be flying from Changi. Singapore Changi (SIN) is just 10.5 mi from the center of the city.

  • What are the cheapest airlines to fly from Singapore to Illinois one-way?

    One-way options have recently been found by users for as low as $631 on Korean Air. Other airlines that offer cheap prices include Delta from $647 and Cathay Pacific from $664 one-way.

  • What are the most popular routes from Singapore to Illinois?

    The most popular flight routes from Singapore to Illinois are Singapore Changi - Chicago O'Hare Intl, Singapore Changi - Chicago Midway and Singapore Changi - Greater Peoria.

  • Can I find deals for flights from Singapore to Illinois that include hotel bookings?

    Yes. In addition to deals on Singapore to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Illinois.

  • Can I find deals for business class flights from Singapore to Illinois?

    Yes. Cheapflights offers flight deals from Singapore to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Singapore to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Singapore to Illinois (average of $245). Flying from Singapore to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Singapore to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Singapore to Illinois

Discover the top 3 airlines that operate flights from Singapore to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$802Average$1,407FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$882Average$1,287FlexibilityNo cancel feeOn-time72%
EVA AirCheapest$981Average$1,083FlexibilityNo cancel feeOn-time74%

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