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Cheap flights from Singapore to Chicago O'Hare Intl Airport from £451

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
5 Aug — 12 Aug1
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 31 July 2025.

Round-trip from

£527

One-way from

£451

Popular in

January

Cheapest in

February

Average price

£1,116
Air Canada
  • Air Canada
  • 27/10-13/11
  • 3 total stops
  • 58h 31m total
  • Singapore to Chicago
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United Airlines
  • United Airlines
  • 27/8
  • 1 total stop
  • 28h 06m total
  • Singapore to Chicago
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Highest demand for flights based on searches. 1% potential increase in price (£12 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£25 potential savings vs. average return price).
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Average for round-trip flights in July 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 31 July 2025.

Mon 27/1021:00SIN - ORD
2 stops30h 41mAir Canada
Thu 13/1113:10ORD - SIN
1 stop27h 50mAir Canada
Deal found 30/7£527
Mon 27/1011:00SIN - ORD
1 stop35h 30mKorean Air
Thu 13/1111:05ORD - SIN
1 stop23h 05mKorean Air
Deal found 30/7£701
Sun 14/920:40SIN - ORD
1 stop31h 23mUnited Airlines
Mon 15/918:35ORD - SIN
1 stop22h 40mUnited Airlines
Deal found 31/7£713
Sun 26/1002:00SIN - ORD
2 stops41h 22mMultiple Airlines
Thu 13/1110:00ORD - SIN
2 stops37h 05mMultiple Airlines
Deal found 30/7£720
Wed 24/901:10SIN - ORD
2 stops33h 11mDelta
Wed 26/1107:30ORD - SIN
2 stops26h 40mDelta
Deal found 30/7£730
Sun 26/1001:25SIN - ORD
1 stop25h 35mCathay Pacific
Thu 13/1114:40ORD - SIN
1 stop31h 15mCathay Pacific
Deal found 30/7£756
Tue 26/813:10SIN - ORD
1 stop21h 00mEVA Air
Sat 13/900:30ORD - SIN
1 stop24h 20mEVA Air
Deal found 29/7£834
Fri 26/910:15SIN - ORD
1 stop36h 25mTurkish Airlines
Sun 30/1120:20ORD - SIN
1 stop22h 25mTurkish Airlines
Deal found 30/7£851
Fri 5/901:55SIN - ORD
1 stop20h 10mJapan Airlines
Fri 12/901:05ORD - SIN
1 stop27h 25mJapan Airlines
Deal found 31/7£876
Wed 24/922:50SIN - ORD
2 stops33h 02mAsiana Airlines
Thu 27/1114:30ORD - SIN
2 stops41h 25mAsiana Airlines
Deal found 30/7£896
Wed 24/923:20SIN - ORD
2 stops25h 45mSWISS
Mon 24/1118:50ORD - SIN
1 stop33h 10mSWISS
Deal found 30/7£964
Sat 6/921:10SIN - ORD
1 stop24h 35mEtihad Airways
Mon 22/906:45ORD - SIN
2 stops37h 55mEtihad Airways
Deal found 29/7£1,038

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 31 July 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

21:00-14:41

2 stops30h 41m

Chicago O'Hare Intl

Thu 13/11

13:10-07:00

1 stop27h 50m

£527

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 27/10

11:00-09:30

1 stop35h 30m

Chicago O'Hare Intl

Thu 13/11

11:05-00:10

1 stop23h 05m

£701

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 14/9

20:40-15:03

1 stop31h 23m

Chicago O'Hare Intl

Mon 15/9

18:35-06:15

1 stop22h 40m

£713

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 26/10

02:00-06:22

2 stops41h 22m

Chicago O'Hare Intl

Thu 13/11

10:00-13:05

2 stops37h 05m

£720

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Wed 24/9

01:10-21:21

2 stops33h 11m

Chicago O'Hare Intl

Wed 26/11

07:30-00:10

2 stops26h 40m

£730

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

£756

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 26/8

13:10-21:10

1 stop21h 00m

Chicago O'Hare Intl

Sat 13/9

00:30-13:50

1 stop24h 20m

£834

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 26/9

10:15-09:40

1 stop36h 25m

Chicago O'Hare Intl

Sun 30/11

20:20-08:45

1 stop22h 25m

£851

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 5/9

01:55-09:05

1 stop20h 10m

Chicago O'Hare Intl

Fri 12/9

01:05-17:30

1 stop27h 25m

£876

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Wed 24/9

22:50-18:52

2 stops33h 02m

Chicago O'Hare Intl

Thu 27/11

14:30-21:55

2 stops41h 25m

£896

Flights are sorted by cheapest return flights first.

Deals found on 30/7

Showing 1-10 of 21 results
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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 25 July 2025.

The best time to book flights from Singapore to Chicago O'Hare Intl Airport is 78 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.

How much does it cost for a return flight from Singapore to Chicago O'Hare Intl Airport?

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 31 July 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air, andJapan Airlines from Singapore to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,222 reviews
Check prices

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

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
1,222 reviews
EVA Air
8.4
Very Good
1,222 reviews
Check prices

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

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
Korean Air
8.4
Very Good
1,121 reviews
EVA Air
8.4
Very Good
1,222 reviews
Check prices

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

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
1,536 reviews
EVA Air
8.4
Very Good
1,222 reviews
Check prices

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

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
Asiana Airlines
8.2
Very Good
467 reviews
EVA Air
8.4
Very Good
1,222 reviews
Check prices

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

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
3,299 reviews
EVA Air
8.4
Very Good
1,222 reviews
Check prices

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

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?

    Air Canada, at £527, was found to be the cheapest airline from Singapore to Chicago O'Hare Intl Airport.Alternate airlines flying return to your destination include Korean Air and United Airlines. Users have found that Air Canada is 45% 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 United Airlines. According to our data, you can fly for as low as £451. Users have also found prices from £472 and £493 on Delta and Cathay Pacific, 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

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Downers Grove
Elk Grove Village
Rosemont

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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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