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Cheap flights from Singapore to Chicago O'Hare Intl Airport from S$ 630

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 26-5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
23 Apr — 30 Apr1
1 adult

Cheapflights Tip: The best prices from Singapore Changi to Chicago O'Hare Intl are usually found in February or April, booked 11 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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 18 April 2025.

Round-trip from

S$ 1,147

One-way from

S$ 630

Popular in

January

Cheapest in

February

Average price

S$ 1,287
Air Canada
  • Air Canada
  • 24-6-23-7
  • 3 total stops
  • 88h 41m total
  • Singapore to Chicago
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26-5
  • 26-5
  • 2 total stops
  • 56h 25m total
  • Singapore to Chicago
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (S$ 147 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 77 potential savings vs. average return price).
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Average for round-trip flights in April 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 18 April 2025.

Mon 27-1021:00SIN - ORD
2 stops30h 39mAir Canada
Thu 13-1115:40ORD - SIN
1 stop26h 15mAir Canada
Deal found 18-4S$ 1,122
Sun 26-1002:00SIN - ORD
2 stops48h 04mMultiple Airlines
Thu 13-1118:50ORD - SIN
2 stops39h 50mMultiple Airlines
Deal found 18-4S$ 1,229
Mon 27-1010:10SIN - ORD
1 stop25h 27mUnited Airlines
Thu 13-1115:55ORD - SIN
1 stop26h 05mUnited Airlines
Deal found 18-4S$ 1,237
Sun 26-1001:30SIN - ORD
1 stop21h 00mKorean Air
Thu 13-1111:05ORD - SIN
1 stop23h 05mKorean Air
Deal found 18-4S$ 1,241
Sat 13-907:30SIN - ORD
2 stops27h 23mDelta
Mon 27-1008:55ORD - SIN
2 stops31h 05mDelta
Deal found 17-4S$ 1,280
Sat 13-1214:15SIN - ORD
2 stops28h 49mChina Airlines
Mon 5-118:50ORD - SIN
2 stops39h 50mChina Airlines
Deal found 18-4S$ 1,317
Tue 24-609:00SIN - ORD
1 stop35h 25mAir India
Wed 23-712:00ORD - SIN
1 stop30h 30mAir India
Deal found 18-4S$ 1,368
Fri 12-1201:25SIN - ORD
1 stop25h 35mCathay Pacific
Mon 5-114:40ORD - SIN
1 stop35h 05mCathay Pacific
Deal found 18-4S$ 1,395
Sat 13-913:10SIN - ORD
1 stop20h 35mEVA Air
Sat 25-1000:30ORD - SIN
1 stop22h 35mEVA Air
Deal found 17-4S$ 1,425
Tue 24-608:05SIN - ORD
1 stop20h 55mJapan Airlines
Tue 22-701:30ORD - SIN
1 stop27h 00mJapan Airlines
Deal found 17-4S$ 1,646
Mon 19-523:30SIN - ORD
1 stop25h 40mSWISS
Thu 29-519:05ORD - SIN
2 stops34h 50mSWISS
Deal found 16-4S$ 1,654
Mon 15-923:40SIN - ORD
2 stops31h 41mLufthansa
Sun 26-1022:25ORD - SIN
1 stop29h 40mLufthansa
Deal found 17-4S$ 1,667

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 200,618 searches. Data last updated 18 April 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

Tue 24-6

09:10-14:49

1 stop42h 39m

Chicago O'Hare Intl

Wed 23-7

20:03-07:05

2 stops46h 02m

S$ 1,147

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 4-5

20:40-11:26

1 stop27h 46m

Chicago O'Hare Intl

Tue 13-5

06:30-18:25

1 stop22h 55m

S$ 1,237

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 15-9

01:10-09:30

1 stop21h 20m

Chicago O'Hare Intl

Wed 29-10

12:05-00:10

1 stop23h 05m

S$ 1,267

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 13-9

07:30-21:53

2 stops27h 23m

Chicago O'Hare Intl

Mon 27-10

08:55-05:00

2 stops31h 05m

S$ 1,280

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 31-5

02:00-05:40

2 stops40h 40m

Chicago O'Hare Intl

Sun 8-6

06:00-12:35

2 stops41h 35m

S$ 1,326

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 24-6

09:00-07:25

1 stop35h 25m

Chicago O'Hare Intl

Wed 23-7

12:00-07:30

1 stop30h 30m

S$ 1,368

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 13-9

13:10-20:45

1 stop20h 35m

Chicago O'Hare Intl

Sat 25-10

00:30-12:05

1 stop22h 35m

S$ 1,425

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 23-6

01:50-14:25

1 stop25h 35m

Chicago O'Hare Intl

Wed 23-7

16:00-05:30

1 stop24h 30m

S$ 1,450

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 24-6

08:05-16:00

1 stop20h 55m

Chicago O'Hare Intl

Tue 22-7

01:30-17:30

1 stop27h 00m

S$ 1,646

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 19-5

23:30-12:10

1 stop25h 40m

Chicago O'Hare Intl

Thu 29-5

19:05-18:55

2 stops34h 50m

S$ 1,654

Flights are sorted by cheapest return flights first.

Deals found on 17-4

Showing 1-10 of 29 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 11 April 2025.

The best time to book flights from Singapore to Chicago O'Hare Intl Airport is 10 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 time of day to fly from SIN to ORD?

Find hourly flight availability from Singapore to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 April 2025.

When flying from Singapore to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 2% versus a flight in the afternoon.

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 18 April 2025.
Read reviews from past customers who have flown EVA Air, Korean Air and Japan Airlines from Singapore to Chicago. 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
1,179 reviews
Check prices

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Boarding

8.4

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
1,179 reviews
EVA Air
8.4
Very Good
1,179 reviews
Check prices

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Boarding

8.4

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
1,063 reviews
EVA Air
8.4
Very Good
1,179 reviews
Check prices

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Boarding

8.4

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
1,447 reviews
EVA Air
8.4
Very Good
1,179 reviews
Check prices

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Boarding

8.4

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
845 reviews
EVA Air
8.4
Very Good
1,179 reviews
Check prices

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Boarding

8.4

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
1,179 reviews
Check prices

Overall

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Boarding

8.4

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 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?

    Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Chicago O'Hare Intl from Singapore. Booking flights from Changi (SIN) to Chicago O'Hare Intl should be relatively easy as there are 0 daily outbound flights to Chicago O'Hare Intl from 7 different airlines.

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

    Currently priced at S$ 1,147, Air Canada will fly you from Singapore to Chicago O'Hare Intl Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Air India - these airlines can fly you to your destination from S$ 1,237 and S$ 1,368, respectively. Air Canada is currently priced 31% below the average price you’ll pay for this route.

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

    The cheapet airlines for a one-way flight from Singapore to Chicago O'Hare Intl Airport are Korean Air (S$ 828), Cathay Pacific (S$ 871), and China Airlines (S$ 875).

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Fly from Singapore to O'Hare Intl on these airlines

Choose from the following airlines for your flight from Singapore to O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on 18 April 2025.
EVA Air flights from Singapore Changi to Chicago O'Hare Intl
United Airlines flights from Singapore Changi to Chicago O'Hare Intl
ANA flights from Singapore Changi to Chicago O'Hare Intl

Top 7 airlines flying from Singapore to O'Hare Intl

Discover the top 7 airlines that operate flights from Singapore to O'Hare Intl. 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 200,618 searches. Data last updated 18 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 1,087AverageS$ 1,612FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Cathay PacificCheapestS$ 1,220AverageS$ 1,468FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Korean AirCheapestS$ 1,258AverageS$ 2,666FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EVA AirCheapestS$ 1,291AverageS$ 1,499FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapestS$ 1,411AverageS$ 1,970FlexibilityNo cancel feeOn-time80%
Search ANA flights
Japan AirlinesCheapestS$ 1,465AverageS$ 1,693FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Etihad AirwaysCheapestS$ 2,007AverageS$ 2,500FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Singapore to O'Hare Intl?

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Why should you use Cheapflights to find cheap flight tickets from Singapore to O'Hare Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to O'Hare Intl from Singapore.

Can Cheapflights find flights from Singapore to O'Hare Intl with no change fees?

Need flexible booking options for your flight to O'Hare Intl from Singapore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Singapore to O'Hare Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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