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S$ 65+ Cheap flights from Chicago O'Hare Intl Airport

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 30-12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — SIN
12 Oct — 19 Oct1
1 adult
1 adult, Economy

What to know about flights from O'Hare Intl

Discover essential information about flights departing from O'Hare Intl, including flight schedules, destinations, airlines operating at the O'Hare Intl airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 12 September 2025.

Good round-trip deal

S$ 990 or less

Good one-way deal

S$ 88 or less
Price to beat on a round-trip flight from Chicago O'Hare Intl.
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Price to beat on a one-way flight from Chicago O'Hare Intl.
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Find flights from O'Hare Intl

Cheapest flights from O'Hare Intl
Explore the most affordable flight options available from O'Hare Intl. Find the lowest fares based on data from user searches, with prices last updated on 12 September 2025.

Tue 10-210:35ORD - GRR
Nonstop1h 17mUnited Airlines
Wed 11-209:00GRR - ORD
Nonstop1h 19mUnited Airlines
Deal found 11-9S$ 130
Sat 18-1010:35ORD - GRR
Nonstop1h 12mUnited Airlines
Sat 18-1016:49GRR - ORD
Nonstop1h 16mUnited Airlines
Deal found 9-9S$ 145
Wed 1-1010:35ORD - GRR
Nonstop1h 12mUnited Airlines
Fri 3-1006:00GRR - ORD
Nonstop1h 11mUnited Airlines
Deal found 9-9S$ 150
Wed 15-1019:59ORD - ONT
Nonstop4h 31mUnited Airlines
Wed 12-1107:00ONT - ORD
Nonstop3h 57mUnited Airlines
Deal found 9-9S$ 209
Tue 7-1007:10ORD - GRR
1 stop5h 16mDelta
Sat 18-1006:45GRR - ORD
1 stop3h 27mDelta
Deal found 11-9S$ 227
Sat 18-1015:35ORD - ONT
Nonstop4h 31mUnited Airlines
Fri 14-1107:00ONT - ORD
Nonstop3h 57mUnited Airlines
Deal found 9-9S$ 230
Wed 22-1013:00ORD - ONT
1 stop6h 23mUnited Airlines
Sat 15-1107:00ONT - ORD
Nonstop3h 57mUnited Airlines
Deal found 9-9S$ 237
Sat 18-1015:35ORD - ONT
Nonstop4h 31mUnited Airlines
Sun 16-1118:38ONT - ORD
1 stop8h 22mUnited Airlines
Deal found 9-9S$ 242
Fri 14-1119:55ORD - ONT
Nonstop4h 36mUnited Airlines
Sun 16-1107:00ONT - ORD
Nonstop3h 57mUnited Airlines
Deal found 11-9S$ 250
Thu 2-1019:59ORD - ONT
Nonstop4h 31mUnited Airlines
Wed 8-1013:15ONT - ORD
1 stop8h 44mUnited Airlines
Deal found 10-9S$ 263
Mon 27-1018:55ORD - ONT
1 stop16h 30mSouthwest
Tue 28-1013:30ONT - ORD
1 stop8h 10mSouthwest
Deal found 10-9S$ 264
Tue 30-911:05ORD - GRR
1 stop3h 13mDelta
Wed 1-1005:30GRR - ORD
1 stop5h 49mDelta
Deal found 11-9S$ 267

Find flights from O'Hare Intl within your budget

 
Find flights departing from O'Hare Intl that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 12 September 2025. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Singapore

Route

Depart

Return

Price

ChicagoGrand Rapids

ORD - GRR

ORDGRR

Chicago O'Hare Intl

Wed 1-10

10:35-12:47

Nonstop1h 12m

Grand Rapids Gerald R. Ford Intl

Fri 3-10

06:00-06:11

Nonstop1h 11m

S$ 150

ChicagoGrand Rapids

ORD - GRR

ORDGRR

Chicago O'Hare Intl

Sat 11-10

07:10-13:26

1 stop5h 16m

Grand Rapids Gerald R. Ford Intl

Sat 18-10

06:45-09:12

1 stop3h 27m

S$ 227

ChicagoGrand Rapids

ORD - GRR

ORDGRR

Chicago O'Hare Intl

Tue 7-10

07:10-13:26

1 stop5h 16m

Grand Rapids Gerald R. Ford Intl

Sat 18-10

06:45-09:12

1 stop3h 27m

S$ 227

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Sat 18-10

16:25-22:52

1 stop8h 27m

Ontario

Sat 15-11

07:00-12:57

Nonstop3h 57m

S$ 242

ChicagoGrand Rapids

ORD - GRR

ORDGRR

Chicago O'Hare Intl

Thu 30-10

08:55-15:29

1 stop5h 34m

Grand Rapids Gerald R. Ford Intl

Fri 31-10

06:45-09:43

1 stop3h 58m

S$ 267

ChicagoGrand Rapids

ORD - GRR

ORDGRR

Chicago O'Hare Intl

Sun 26-10

08:55-15:29

1 stop5h 34m

Grand Rapids Gerald R. Ford Intl

Sun 2-11

05:30-09:43

1 stop5h 13m

S$ 267

ChicagoGrand Rapids

ORD - GRR

ORDGRR

Chicago O'Hare Intl

Tue 14-10

07:10-13:26

1 stop5h 16m

Grand Rapids Gerald R. Ford Intl

Sun 19-10

05:30-07:50

1 stop3h 20m

S$ 267

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Sat 10-1

07:45-15:12

1 stop9h 27m

Ontario

Mon 12-1

11:30-23:59

1 stop10h 29m

S$ 274

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Tue 24-2

14:05-19:47

1 stop7h 42m

Ontario

Thu 26-2

18:55-05:04

1 stop8h 09m

S$ 274

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Sat 21-2

14:05-19:47

1 stop7h 42m

Ontario

Tue 3-3

18:55-05:04

1 stop8h 09m

S$ 274

Flights are sorted by cheapest return flights first.

Deals found on 9-9

Showing 1-10 of 60 results
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Best time to book a flight from O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly from O'Hare Intl 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.

Travel insights for flights from O'Hare Intl

Get recent, data-driven insights about flights from O'Hare Intl including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from O'Hare Intl to Singapore. Price data was last updated on 29 August 2025.

The price you pay for your flight from Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 44 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport (average of S$ 890). Flying from Chicago O'Hare Intl Airport in June will prove the most costly (average of S$ 1,546). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Chicago O'Hare Intl Airport?

When flying from Chicago O'Hare Intl Airport check dates and pricing for the following: United Airlines. As it departs for the following popular destinations: Singapore.

United Airlines
United Airlines
From S$ 713

What are popular destinations to fly to from Chicago O'Hare Intl Airport?

From Chicago O'Hare Intl Airport you can expect to find greater availability for the following destinations: New York (1,331 flights per day), Toronto (790 flights per day) and Los Angeles (708 flights per day).

Krakow J. Paul II Balice
Krakow J. Paul II Balice
From S$ 772
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From S$ 408
Amsterdam Schiphol
Amsterdam Schiphol
From S$ 1,146

What is the cheapest place to fly to from Chicago O'Hare Intl Airport?

The cheapest city to fly to from Chicago O'Hare Intl Airport is Pittsburgh, with prices starting at S$ 60. Explore other affordable destinations below.

Pittsburgh
Pittsburgh
From S$ 46
New York
New York
From S$ 213
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From S$ 408

Airline reviews for flights from O'Hare Intl

Get insights into the airlines that provide service from 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 airline for your flight from O'Hare Intl. In the last 7 days, Cheapflights users made a total of 200,618 searches.
Get a feel of what it's like to fly with United Airlines from Chicago O'Hare Intl Airport by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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Alternate flight departure points to O'Hare Intl

Consider leaving from one of these other departure points that are located a short distance from O'Hare Intl. Flight origins were last updated on 12 September 2025.
Flights from St. Louis
Flights from Belleville
Flights from Midway
Flights from Springfield
Flights from Paducah

Related info for your journey

Access useful and relevant information related to your journey from O'Hare Intl. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 12 September 2025.

  • What are the most popular destinations to fly to from Chicago O'Hare Intl Airport?

    This month, the top selected destinations from Chicago O'Hare Intl Airport are Athens, Ahmedabad, Atlanta. Throughout the year, Ahmedabad, Mumbai, Athens are some of the top choices made by users flying from Chicago O'Hare Intl Airport.

  • What is the cheapest flight from Chicago O'Hare Intl Airport to anywhere?

    Users have flown out of Chicago O'Hare Intl Airport for as low as S$ 60 to Pittsburgh (prices may vary depending on the airline and departure time). On average, users have booked flights for S$ 2,295 to fly from Chicago O'Hare Intl Airport.

  • What is the cheapest premium economy flight from Chicago O'Hare Intl Airport?

    Options for some of the cheapest premium economy flights from Chicago O'Hare Intl Airport we have found on Cheapflights are as follows:
    Chicago O'Hare Intl to Los Angeles from S$ 858
    Chicago O'Hare Intl to Phoenix Sky Harbor Intl Airport from S$ 1,017
    Chicago O'Hare Intl to Taipei City Taiwan Taoyuan Intl Airport from S$ 3,402

  • What is the cheapest first class flight from Chicago O'Hare Intl Airport?

    To fly first-class from Chicago O'Hare Intl Airport on a budget, select a flight to Denver from S$ 1,166.

  • What is the cheapest month to fly from Chicago O'Hare Intl Airport?

    Currently, the cheapest month for flights from Chicago O'Hare Intl Airport is October. The most expensive month for flights is June. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Chicago O'Hare Intl Airport?

    View the cheapest flight destinations from Chicago O'Hare Intl Airport:
    Fly from Chicago to Singapore from S$ 915 round trip

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

    When you search for this flight from O'Hare Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

    Millions of users choose and trust Cheapflights to book the best flight deals from O'Hare Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

    Yes, we can. To see specific flights from 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 O'Hare Intl become cheaper?

    Not ready to book yet? You can track prices for flights from O'Hare Intl on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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When you search for this flight from O'Hare Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from O'Hare Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from 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 O'Hare Intl become cheaper?

Not ready to book yet? You can track prices for flights from O'Hare Intl on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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