Find flights
When to book
Airlines
FAQs

Cheap flights from Singapore to Chicago O'Hare Intl Airport from S$ 650

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 8-2. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to O'Hare Intl

Enter your travel dates to find the best prices.

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 12 December 2025.

Thu 11-1210:10SIN - ORD
1 stop20h 50mUnited Airlines
Thu 11-1219:35ORD - SIN
1 stop34h 40mUnited Airlines
Deal found 9-12S$ 1,204
Sat 13-1215:45SIN - ORD
2 stops28h 36mEVA Air
Mon 5-106:00ORD - SIN
2 stops40h 05mEVA Air
Deal found 11-12S$ 1,362
Sat 13-1210:10SIN - ORD
1 stop20h 50mUnited Airlines
Mon 5-122:10ORD - SIN
1 stop32h 05mUnited Airlines
Deal found 12-12S$ 1,413
Sat 13-1210:10SIN - ORD
1 stop20h 50mUnited Airlines
Sat 13-1219:35ORD - SIN
1 stop34h 40mUnited Airlines
Deal found 11-12S$ 1,550
Thu 25-1208:15SIN - ORD
1 stop19h 25mMultiple Airlines
Sun 28-1213:30ORD - SIN
1 stop42h 15mMultiple Airlines
Deal found 10-12S$ 1,652
Fri 12-1210:10SIN - ORD
1 stop20h 50mUnited Airlines
Fri 12-1219:35ORD - SIN
2 stops45h 20mUnited Airlines
Deal found 11-12S$ 1,695
Wed 24-1201:35SIN - ORD
2 stops36h 27mDelta
Wed 31-1206:00ORD - SIN
2 stops33h 00mDelta
Deal found 10-12S$ 1,768

Find flight deals from Singapore to O'Hare Intl

Keep the following information in mind while searching for Singapore to O'Hare Intl flight deals. Data was last updated 12 December 2025.

Round-trip from

S$ 1,098

One-way from

S$ 650

Popular in

January

Cheapest in

October

Average price

S$ 1,618
Korean Air
  • Korean Air
  • 2-2-26-2
  • 2 total stops
  • 67h 10m total
  • Singapore to Chicago
Search Deals
8-2
  • 8-2
  • 3 total stops
  • 50h 31m total
  • Singapore to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (S$ 344 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (S$ 99 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 12 December 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

Sun 15-3

22:30-09:40

1 stop24h 10m

Chicago O'Hare Intl

Sun 29-3

12:20-05:00

1 stop27h 40m

S$ 1,107

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 10-2

10:40-08:40

1 stop36h 00m

Chicago O'Hare Intl

Fri 20-2

11:25-00:10

1 stop22h 45m

S$ 1,126

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 22-1

01:35-08:40

1 stop21h 05m

Chicago O'Hare Intl

Fri 30-1

11:25-20:25

1 stop43h 00m

S$ 1,126

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 10-3

10:40-23:53

2 stops26h 13m

Chicago O'Hare Intl

Tue 24-3

07:20-05:00

2 stops32h 40m

S$ 1,129

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 15-3

22:30-20:37

2 stops35h 07m

Chicago O'Hare Intl

Sun 29-3

20:40-23:40

2 stops38h 00m

S$ 1,132

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 25-1

10:10-16:57

1 stop20h 47m

Chicago O'Hare Intl

Sun 1-2

18:29-20:15

1 stop35h 46m

S$ 1,205

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 26-2

22:20-05:12

1 stop20h 52m

Chicago O'Hare Intl

Sun 1-3

18:18-08:00

1 stop23h 42m

S$ 1,205

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 15-1

10:10-05:44

1 stop33h 34m

Chicago O'Hare Intl

Fri 23-1

19:58-08:00

1 stop46h 02m

S$ 1,207

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 26-2

22:25-07:35

1 stop23h 10m

Chicago O'Hare Intl

Sun 1-3

09:25-06:35

2 stops31h 10m

S$ 1,242

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 25-1

22:25-07:35

1 stop23h 10m

Chicago O'Hare Intl

Sun 1-2

06:00-00:50

2 stops28h 50m

S$ 1,244

Flights are sorted by cheapest return flights first.

Deals found on 11-12

Showing 1-10 of 19 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

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

Currently, June is the cheapest month in which you can book a flight from Singapore to Chicago O'Hare Intl Airport (average of S$ 898). Flying from Singapore to Chicago O'Hare Intl Airport in January is currently the most expensive (average of S$ 1,333). 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 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 12 December 2025.

One of the essential ways to save on airfare from Singapore to Chicago O'Hare Intl Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 20% on airfare.

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 12 December 2025.
Get a feel of what it's like to fly with EVA Air, ANA, 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
8.5
Very Good
1,296 reviews
Check prices

Comfort

8.3

Boarding

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
EVA Air
8.5
Very Good
1,296 reviews
EVA Air
8.5
Very Good
1,296 reviews
Check prices

Comfort

8.3

Boarding

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
ANA
8.4
Very Good
1,023 reviews
EVA Air
8.5
Very Good
1,296 reviews
Check prices

Comfort

8.3

Boarding

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Japan Airlines
8.3
Very Good
1,653 reviews
EVA Air
8.5
Very Good
1,296 reviews
Check prices

Comfort

8.3

Boarding

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
United Airlines
7.4
Good
9,096 reviews
EVA Air
8.5
Very Good
1,296 reviews
Check prices

Comfort

8.3

Boarding

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Overall

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

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.

  • How long is the flight from Singapore to Chicago O'Hare Intl Airport?

    Departing from Singapore to Chicago O'Hare Intl Airport will take you 24h 10m. The distance between Singapore and Chicago O'Hare Intl Airport is about 15039 km. This flight may include one or multiple stops.

  • 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, June is the cheapest month in which you can book a flight from Singapore to Chicago O'Hare Intl Airport (average of S$ 898). Flying from Singapore to Chicago O'Hare Intl Airport in January is currently the most expensive (average of S$ 1,333). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to O'Hare Intl flights
Singapore to Midway flights

Top 4 airlines flying from Singapore to O'Hare Intl

Discover the top 4 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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 892AverageS$ 1,329FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapestS$ 898AverageS$ 1,462FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
ANACheapestS$ 1,063AverageS$ 2,847FlexibilityNo cancel feeOn-time80%
Search ANA flights
EVA AirCheapestS$ 1,306AverageS$ 1,518FlexibilityNo cancel feeOn-time74%
Search EVA Air flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Singapore to O'Hare Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Singapore to O'Hare Intl for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Singapore to O'Hare Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.