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Illinois

$504+ Cheap flights from Singapore 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Singapore to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SG0) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$940
(Gotogate)

One-way from

$504
(Kiwi.com)
From Singapore to Illinois
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One-way flight from Singapore to Illinois
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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 January 21, 2025.

This Gotogate deal was found by Cheapflights users on 1/20. 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 3/101:25 amSIN - ORD
1 stop25h 35mCathay Pacific
Tue 3/183:40 pmORD - SIN
1 stop25h 00mCathay Pacific
Deal found 1/20$940
This Gotogate deal was found by Cheapflights users on 1/19. 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.
Tue 4/89:10 amSIN - ORD
1 stop37h 40mTurkish Airlines
Tue 4/2211:35 amORD - SIN
1 stop30h 55mTurkish Airlines
Deal found 1/19$948
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/912:50 amSIN - ORD
2 stops36h 23mMultiple Airlines
Tue 2/1811:00 amORD - SIN
2 stops29h 15mMultiple Airlines
Deal found 1/20$973
This Trip.com deal was found by Cheapflights users on 1/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/71:10 amSIN - ORD
1 stop21h 40mKorean Air
Tue 4/2212:20 pmORD - SIN
1 stop22h 20mKorean Air
Deal found 1/19$998
This Gotogate deal was found by Cheapflights users on 1/21. 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.
Wed 2/58:20 amSIN - ORD
1 stop36h 10mAir India
Fri 2/711:00 amORD - SIN
1 stop30h 00mAir India
Deal found 1/21$1,027
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Wed 2/510:45 amSIN - ORD
1 stop42h 20mUnited Airlines
Fri 2/710:35 amORD - SIN
2 stops31h 25mUnited Airlines
Deal found 1/21$1,047
This CheapTickets deal was found by Cheapflights users on 1/20. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/111:15 pmSIN - ORD
1 stop20h 20mEVA Air
Mon 3/1712:30 amORD - SIN
1 stop22h 35mEVA Air
Deal found 1/20$1,070
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/12:20 amSIN - ORD
2 stops25h 29mAmerican Airlines
Mon 2/1710:35 amORD - SIN
1 stop30h 05mAmerican Airlines
Deal found 1/20$1,101
This CheapTickets deal was found by Cheapflights users on 1/21. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/22:20 amSIN - ORD
2 stops28h 57mJapan Airlines
Mon 3/108:15 amORD - SIN
2 stops27h 35mJapan Airlines
Deal found 1/21$1,170
This SWISS deal was found by Cheapflights users on 1/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/912:05 amSIN - ORD
1 stop30h 10mSWISS
Tue 2/187:05 pmORD - SIN
1 stop32h 50mSWISS
Deal found 1/20$1,171
This Lufthansa deal was found by Cheapflights users on 1/20. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/211:45 pmSIN - ORD
1 stop28h 25mLufthansa
Mon 2/179:25 pmORD - SIN
2 stops29h 25mLufthansa
Deal found 1/20$1,174
This Delta deal was found by Cheapflights users on 1/21. 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.
Mon 3/310:30 pmSIN - MDW
2 stops28h 35mDelta
Mon 3/104:59 pmMDW - SIN
2 stops38h 26mDelta
Deal found 1/21$1,192

Find flights from Singapore to Illinois within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 3/10

1:25 am-2:00 pm

1 stop25h 35m

Chicago O'Hare Intl

Tue 3/18

3:40 pm-5:40 am

1 stop25h 00m

$940

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 4/8

9:10 am-9:50 am

1 stop37h 40m

Chicago O'Hare Intl

Tue 4/22

11:35 am-7:30 am

1 stop30h 55m

$948

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 2/9

12:50 am-11:13 pm

2 stops36h 23m

Chicago O'Hare Intl

Tue 2/18

11:00 am-6:15 am

2 stops29h 15m

$973

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 4/7

1:10 am-9:50 am

1 stop21h 40m

Chicago O'Hare Intl

Tue 4/22

12:20 pm-11:40 pm

1 stop22h 20m

$998

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Wed 2/5

8:20 am-6:30 am

1 stop36h 10m

Chicago O'Hare Intl

Fri 2/7

11:00 am-7:00 am

1 stop30h 00m

$1,027

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Wed 2/5

10:45 am-3:05 pm

1 stop42h 20m

Chicago O'Hare Intl

Fri 2/7

10:35 am-8:00 am

2 stops31h 25m

$1,047

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 3/11

1:15 pm-8:35 pm

1 stop20h 20m

Chicago O'Hare Intl

Mon 3/17

12:30 am-12:05 pm

1 stop22h 35m

$1,070

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 2/1

2:20 am-1:49 pm

2 stops25h 29m

Chicago O'Hare Intl

Mon 2/17

10:35 am-6:40 am

1 stop30h 05m

$1,101

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 3/2

2:20 am-5:17 pm

2 stops28h 57m

Chicago O'Hare Intl

Mon 3/10

8:15 am-12:50 am

2 stops27h 35m

$1,170

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 2/9

12:05 am-4:15 pm

1 stop30h 10m

Chicago O'Hare Intl

Tue 2/18

7:05 pm-5:55 pm

1 stop32h 50m

$1,171

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 45 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.

Travel insights for flights from Singapore to Illinois

Get recent, data-driven insights about flights from Singapore to Illinois including ideal travel times, pricing trends, and more.

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 $320). 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 SG 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 January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Illinois as you normally would.

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 January 21, 2025.
Get a feel of what it's like to fly with Lufthansa and Qatar Airways from Singapore to Illinois by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

EVA Air
8.4
Very good
1,253 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

ANA
8.4
Very good
852 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,449 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Asiana Airlines
8.3
Very good
466 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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 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 $588 on Cathay Pacific. Other airlines that offer cheap prices include IndiGo from $648 and EVA Air from $653 one-way.

  • 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 $320). 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.

See more FAQs

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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 4 airlines flying from Singapore to Illinois

Discover the top 4 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$882Average$1,299FlexibilityNo cancel feeOn-time72%
EVA AirCheapest$981Average$1,100FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$999Average$1,407FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,096Average$1,332FlexibilityNo cancel feeOn-time71%
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