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Cheap flights from Singapore to Chicago O'Hare Intl Airport from £374

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
18 Jun — 25 Jun1
1 adult

Cheap flight deals from Singapore to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to O'Hare Intl (ORD). 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 13 June 2025.

Round-trip from

£504

One-way from

£374

Popular in

January

Cheapest in

February

Average price

£926
United Airlines
  • United Airlines
  • 27/10-13/11
  • 2 total stops
  • 49h 05m total
  • Singapore to Chicago
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Japan Airlines
  • Japan Airlines
  • 4/9
  • 2 total stops
  • 29h 23m total
  • Singapore to Chicago
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£29 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£24 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Find flight deals from Singapore to O'Hare Intl

Cheapest flights from Singapore to O'Hare Intl
Explore the most affordable flight options available from Singapore to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Mon 27/1010:10SIN - ORD
1 stop26h 00mUnited Airlines
Thu 13/1107:10ORD - SIN
1 stop23h 05mUnited Airlines
Deal found 11/6£504
Tue 24/608:05SIN - ORD
1 stop20h 55mJapan Airlines
Wed 23/710:05ORD - SIN
2 stops25h 15mJapan Airlines
Deal found 13/6£561
Mon 27/1021:00SIN - ORD
2 stops32h 38mAir Canada
Thu 13/1109:00ORD - SIN
2 stops32h 55mAir Canada
Deal found 11/6£673
Thu 17/715:10SIN - ORD
2 stops27h 30mMultiple Airlines
Tue 29/720:42ORD - SIN
2 stops26h 18mMultiple Airlines
Deal found 11/6£796
Sun 26/1001:25SIN - ORD
1 stop25h 35mCathay Pacific
Thu 13/1114:40ORD - SIN
1 stop31h 15mCathay Pacific
Deal found 12/6£815
Fri 21/1100:05SIN - ORD
1 stop26h 40mSWISS
Thu 27/1121:05ORD - SIN
2 stops30h 45mSWISS
Deal found 11/6£929
Mon 23/615:10SIN - ORD
2 stops26h 53mEVA Air
Mon 7/700:30ORD - SIN
1 stop22h 30mEVA Air
Deal found 13/6£985
Sun 26/1001:30SIN - ORD
2 stops35h 23mDelta
Thu 13/1107:30ORD - SIN
2 stops31h 30mDelta
Deal found 12/6£1,044
Fri 25/702:00SIN - ORD
3 stops49h 33mEthiopian Air
Sat 2/813:05ORD - SIN
2 stops60h 45mEthiopian Air
Deal found 11/6£2,003
Tue 12/800:40SIN - ORD
2 stops27h 20mKLM
Mon 25/816:20ORD - SIN
1 stop34h 10mKLM
Deal found 12/6£2,359
Tue 12/800:50SIN - ORD
1 stop27h 55mEmirates
Mon 25/820:35ORD - SIN
1 stop36h 10mEmirates
Deal found 12/6£2,483

Cheapflights Fare Finder

Customise your flight search to find flights from Singapore to O'Hare Intl 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 858,174 searches. Data last updated 13 June 2025.
Use the filters below to find and compare flights from Singapore to Chicago O'Hare Intl Airport that are best for you.

Fly from

Singapore

Fly to

O'Hare Intl

Route

Depart

Return

Price

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 27/10

10:10-23:10

1 stop26h 00m

Chicago O'Hare Intl

Thu 13/11

07:10-20:15

1 stop23h 05m

£504

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 24/6

08:05-16:00

1 stop20h 55m

Chicago O'Hare Intl

Wed 23/7

10:05-00:20

2 stops25h 15m

£561

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 27/10

21:00-16:38

2 stops32h 38m

Chicago O'Hare Intl

Thu 13/11

09:00-07:55

2 stops32h 55m

£673

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 17/7

15:10-05:40

2 stops27h 30m

Chicago O'Hare Intl

Tue 29/7

20:42-12:00

2 stops26h 18m

£796

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 26/10

01:25-14:00

1 stop25h 35m

Chicago O'Hare Intl

Thu 13/11

14:40-11:55

1 stop31h 15m

£815

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 21/11

00:05-12:45

1 stop26h 40m

Chicago O'Hare Intl

Thu 27/11

21:05-17:50

2 stops30h 45m

£929

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 23/6

15:10-05:03

2 stops26h 53m

Chicago O'Hare Intl

Mon 7/7

00:30-12:00

1 stop22h 30m

£985

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 26/10

01:30-23:53

2 stops35h 23m

Chicago O'Hare Intl

Thu 13/11

07:30-05:00

2 stops31h 30m

£1,044

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 25/7

02:00-14:33

3 stops49h 33m

Chicago O'Hare Intl

Sat 2/8

13:05-14:50

2 stops60h 45m

£2,003

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 12/8

00:40-15:00

2 stops27h 20m

Chicago O'Hare Intl

Mon 25/8

16:20-15:30

1 stop34h 10m

£2,359

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 18 results
1
2

Best time to book a flight from Singapore to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Singapore with our price prediction graph.
Estimated return 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 Chicago O'Hare Intl Airport

How far ahead should I book a flight from Singapore to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from Singapore to O'Hare Intl. Price data was last updated on 9 June 2025.

The best time to book flights from Singapore to Chicago O'Hare Intl Airport is 27 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Singapore to Chicago O'Hare Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Singapore to Chicago O'Hare Intl Airport (average of £595). Flying from Singapore to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £843). 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.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated 13 June 2025.
Get a feel of what it's like to fly with EVA Air, Japan Airlines and Emirates from Singapore to Chicago by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,204 reviews
Check prices

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very Good
1,204 reviews
EVA Air
8.4
Very Good
1,204 reviews
Check prices

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very Good
1,490 reviews
EVA Air
8.4
Very Good
1,204 reviews
Check prices

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Emirates
8.1
Very Good
3,265 reviews
EVA Air
8.4
Very Good
1,204 reviews
Check prices

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Delta
8.0
Very Good
7,950 reviews
EVA Air
8.4
Very Good
1,204 reviews
Check prices

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
KLM
7.8
Good
1,358 reviews
EVA Air
8.4
Very Good
1,204 reviews
Check prices

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from Singapore to O'Hare Intl. 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 Chicago O'Hare Intl?

    Singapore Changi (SIN), located 10.5 mi from the city center, is the airport you fly out of when you book flights from Singapore to Chicago O'Hare Intl. 0 airlines have flights from Changi to Chicago O'Hare Intl on a regular basis. Booking flights from Singapore Changi to Chicago O'Hare Intl should not be difficult; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day.

  • What are the cheapest airlines flying from Singapore to Chicago O'Hare Intl Airport round-trip?

    United Airlines, at £504, was found to be the cheapest airline from Singapore to Chicago O'Hare Intl Airport.Alternate airlines flying return to your destination include Japan Airlines and Air Canada. Users have found that United Airlines is 46% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Singapore to Chicago O'Hare Intl Airport one-way?

    For one-way options, check prices for Japan Airlines. According to our data, you can fly for as low as £374. Users have also found prices from £497 and £740 on Delta and Emirates, respectively.

  • Can I find deals for flights from Singapore to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Singapore to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Singapore to O'Hare Intl?

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

  • Can I find deals for business class flights from Singapore to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Singapore to O'Hare Intl 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 Chicago O'Hare Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Singapore to Chicago O'Hare Intl Airport (average of £595). Flying from Singapore to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £843). 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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Can Cheapflights find flights from Singapore to O'Hare Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Singapore to O'Hare Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Singapore to O'Hare Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to O'Hare Intl from Singapore today and book when prices fit your budget.

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