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£58+ Cheap flights from Chicago O'Hare Intl Airport

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. 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 — LHR
25 Feb — 4 Mar1
1 adult
1 adult, Economy, 0 bags

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 26 January 2026.

Cheapest airline

Spirit Airlines

Good round-trip deal

£43 or less

Good one-way deal

£25 or less
On average, Spirit Airlines currently has the cheapest one-way flight from Chicago O'Hare Intl (avg. price of £145).
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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

Enter your travel dates to find the best prices.

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 26 January 2026.

Wed 11/319:30
ORD
-
GLA
1 stop9h 25m
Icelandair
Wed 18/312:35
GLA
-
ORD
1 stop10h 45m
Icelandair
Deal found 25/1£361
Mon 9/319:30
ORD
-
GLA
1 stop9h 25m
Icelandair
Fri 13/312:35
GLA
-
ORD
1 stop10h 45m
Icelandair
Deal found 25/1£364
Sun 8/319:30
ORD
-
GLA
1 stop9h 25m
Icelandair
Thu 12/312:35
GLA
-
ORD
1 stop10h 45m
Icelandair
Deal found 25/1£366
Mon 9/218:30
ORD
-
MAN
1 stop10h 15m
Icelandair
Thu 19/211:55
MAN
-
ORD
1 stop11h 25m
Icelandair
Deal found 24/1£368
Fri 3/419:25
ORD
-
GLA
1 stop12h 00m
Icelandair
Fri 10/414:20
GLA
-
ORD
1 stop13h 05m
Icelandair
Deal found 25/1£373
Mon 13/419:25
ORD
-
MAN
1 stop10h 15m
Icelandair
Wed 22/413:05
MAN
-
ORD
1 stop11h 10m
Icelandair
Deal found 24/1£377
Mon 9/319:30
ORD
-
GLA
1 stop9h 25m
Icelandair
Tue 31/314:20
GLA
-
ORD
1 stop9h 55m
Icelandair
Deal found 24/1£378
Sun 26/419:25
ORD
-
GLA
1 stop12h 00m
Icelandair
Sat 9/514:20
GLA
-
ORD
1 stop9h 55m
Icelandair
Deal found 26/1£379
Fri 3/419:25
ORD
-
GLA
1 stop12h 00m
Icelandair
Mon 13/414:20
GLA
-
ORD
1 stop9h 55m
Icelandair
Deal found 24/1£379
Tue 21/419:25
ORD
-
LHR
1 stop10h 30m
Icelandair
Sat 2/513:05
LHR
-
ORD
1 stop11h 10m
Icelandair
Deal found 25/1£380
Tue 7/419:25
ORD
-
LHR
1 stop10h 30m
Icelandair
Tue 12/521:25
LHR
-
ORD
1 stop30h 00m
Icelandair
Deal found 24/1£381
Mon 2/318:30
ORD
-
GLA
1 stop9h 25m
Icelandair
Mon 9/312:35
GLA
-
ORD
1 stop10h 45m
Icelandair
Deal found 25/1£381

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 26 January 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

ChicagoManchester

ORD - MAN

ORDMAN

Chicago O'Hare Intl

Mon 13/4

19:25-11:40

1 stop10h 15m

Manchester

Wed 22/4

13:05-18:15

1 stop11h 10m

£383

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Sun 3/5

19:25-13:25

1 stop12h 00m

Glasgow Intl

Wed 13/5

14:20-18:15

1 stop9h 55m

£385

ChicagoManchester

ORD - MAN

ORDMAN

Chicago O'Hare Intl

Sat 14/2

18:30-10:45

1 stop10h 15m

Manchester

Sat 21/2

11:55-17:20

1 stop11h 25m

£391

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 14/4

19:25-14:40

1 stop13h 15m

London Gatwick

Fri 24/4

15:40-21:25

1 stop11h 45m

£392

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 16/4

19:25-14:40

1 stop13h 15m

London Gatwick

Fri 24/4

15:40-21:25

1 stop11h 45m

£392

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Tue 24/2

18:30-20:05

2 stops19h 35m

London Luton

Thu 5/3

09:00-17:20

2 stops14h 20m

£402

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Wed 11/3

07:15-19:50

3 stops31h 35m

London Luton

Wed 18/3

08:25-19:25

2 stops16h 00m

£404

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Sun 8/2

20:25-19:55

2 stops17h 30m

London Luton

Tue 17/2

20:50-15:00

2 stops24h 10m

£409

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Sun 12/4

21:00-13:25

1 stop10h 25m

London Luton

Fri 17/4

06:20-14:00

1 stop13h 40m

£418

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 3/3

17:50-07:55

Nonstop8h 05m

London Heathrow

Tue 17/3

06:50-13:10

1 stop11h 20m

£456

Flights are sorted by cheapest return flights first.

Deals found on 26/1

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 Heathrow. Price data was last updated on 23 January 2026.

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, May is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport (average of £289). Flying from Chicago O'Hare Intl Airport in June will prove the most costly (average of £654). 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?

Many airlines operate round-trip flights from Chicago O'Hare Intl Airport: British Airways, Iberia, Aer Lingus, Finnair, United Airlines. These airlines fly to the following popular destinations: London.

British Airways
British Airways
From £378
American Airlines
American Airlines
From £67
Aer Lingus
Aer Lingus
From £336
Iberia
Iberia
From £365

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

If you’re flying from Chicago O'Hare Intl Airport, these routes are more frequently taken by airlines New York (1,366 flights per day), Detroit (812 flights per day) and Toronto (790 flights per day).

London
London
From £148
Dublin
Dublin
From £199
Istanbul
Istanbul
From £359
Frankfurt am Main
Frankfurt am Main
From £196

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 Palm Beach Intl, with prices starting at £21. Explore other affordable destinations below.

Palm Beach Intl
Palm Beach Intl
From £21
Fort Lauderdale
Fort Lauderdale
From £25
Orlando
Orlando
From £40
New York
New York
From £51

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 858,174 searches.
Read reviews from past customers who have flown Finnair, United Airlines, andAer Lingus from Chicago O'Hare Intl Airport. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,356 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.6
Good
1,356 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
United Airlines
7.4
Good
9,198 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Aer Lingus
7.2
Good
1,442 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Iberia
7.0
Good
3,098 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
British Airways
6.7
Okay
7,700 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

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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 26 January 2026.
Flights from St. Louis
Flights from Evansville
Flights from Belleville
Flights from Bloomington
Flights from Peoria
Flights from Midway
Flights from Champaign
Flights from Marion
Flights from Moline
Flights from Dubuque
Flights from Springfield
Flights from Paducah
Flights from Quincy

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 26 January 2026.

  • 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 Ahmedabad, Mumbai, 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 £21 to West Palm Beach (prices may vary depending on the airline and departure time). On average, users have booked flights for £453 to fly from Chicago O'Hare Intl Airport.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to anywhere?

    Over the past few days, we've found that American Airlines, Icelandair, and Aer Lingus have the cheapest prices from Chicago O'Hare Intl Airport. American Airlines flights from Chicago O'Hare Intl Airport to Dallas/Fort Worth (£67), Icelandair flights from Chicago O'Hare Intl Airport to Manchester (£334), and Aer Lingus flights from Chicago O'Hare Intl Airport to Dublin (£336).

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

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from Chicago O'Hare Intl Airport.
    Chicago O'Hare Intl to Minneapolis from £223
    Chicago O'Hare Intl to South Bend from £248
    Chicago O'Hare Intl to Houston George Bush Intcntl Airport from £348
    Chicago O'Hare Intl to Salt Lake City from £408

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

    If you’re looking for a cheap first-class flight from Chicago O'Hare Intl Airport, consider Las Vegas. Prices start at £348 so you can fly first-class even on a budget.

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

    At the present moment the cheapest month to fly from Chicago O'Hare Intl Airport is currently May; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

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

    Check out the cheapest flights from Chicago O'Hare Intl Airport to embark to:
    Travel from Chicago to London from £299 round trip
    Travel from Chicago to Manchester from £301 round trip
    Travel from Chicago to Glasgow from £349 round trip
    Travel from Chicago to Edinburgh from £366 round trip
    Travel from Chicago to Almaty from £930 round trip

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

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from O'Hare Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

    Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

    Certainly. Search results for flights from O'Hare Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

    Of course! You can now track prices for flights from O'Hare Intl and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from O'Hare Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights from O'Hare Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from O'Hare Intl and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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