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£88+ 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 12/8. 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
18 Jun — 25 Jun1
1 adult

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 13 June 2025.

Cheapest airline

Frontier

Good round-trip deal

£43 or less

Good one-way deal

£27 or less
On average, Frontier currently has the cheapest one-way flight from Chicago O'Hare Intl (avg. price of £119).
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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

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 13 June 2025.

Tue 9/919:25ORD - GLA
1 stop12h 00mIcelandair
Thu 25/914:20GLA - ORD
1 stop9h 55mIcelandair
Deal found 12/6£403
Mon 4/816:55ORD - GLA
1 stop13h 55mBritish Airways
Wed 20/809:25GLA - ORD
1 stop14h 50mBritish Airways
Deal found 10/6£426
Tue 9/919:25ORD - GLA
1 stop12h 00mMultiple Airlines
Tue 23/920:55GLA - ORD
2 stops31h 52mMultiple Airlines
Deal found 11/6£428
Wed 26/1119:20ORD - BHX
1 stop17h 10mScandinavian Airlines
Tue 2/1219:10BHX - ORD
1 stop27h 35mScandinavian Airlines
Deal found 10/6£441
Mon 4/817:10ORD - BHX
1 stop10h 20mVirgin Atlantic
Wed 20/806:00BHX - ORD
1 stop15h 00mVirgin Atlantic
Deal found 11/6£443
Mon 4/819:15ORD - GLA
1 stop13h 25mAmerican Airlines
Wed 20/808:40GLA - ORD
1 stop12h 00mAmerican Airlines
Deal found 11/6£450
Mon 27/1021:45ORD - GLA
1 stop13h 50mIberia
Mon 10/1119:20GLA - ORD
1 stop26h 05mIberia
Deal found 11/6£451
Mon 4/822:30ORD - BHX
2 stops15h 15mAmerican Airlines
Wed 20/808:10BHX - ORD
1 stop13h 35mAmerican Airlines
Deal found 11/6£456
Wed 22/1019:05ORD - BHX
1 stop17h 00mSWISS
Thu 30/1018:50BHX - ORD
1 stop27h 25mSWISS
Deal found 10/6£470
Wed 22/1019:05ORD - BHX
1 stop17h 00mMultiple Airlines
Fri 31/1006:05BHX - ORD
2 stops19h 20mMultiple Airlines
Deal found 10/6£474
Sun 2/1122:35ORD - GLA
1 stop18h 35mLufthansa
Thu 20/1112:40GLA - ORD
1 stop13h 25mLufthansa
Deal found 11/6£475
Wed 3/917:10ORD - BHX
1 stop14h 30mAir France
Wed 17/906:00BHX - ORD
1 stop15h 00mAir France
Deal found 10/6£477

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 13 June 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Tue 9/9

19:25-13:25

1 stop12h 00m

Glasgow Intl

Thu 25/9

14:20-18:15

1 stop9h 55m

£403

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Mon 4/8

16:55-12:50

1 stop13h 55m

Glasgow Intl

Wed 20/8

09:25-18:15

1 stop14h 50m

£426

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Tue 9/9

19:25-13:25

1 stop12h 00m

Glasgow Intl

Tue 23/9

20:55-22:47

2 stops31h 52m

£428

ChicagoBirmingham

ORD - BHX

ORDBHX

Chicago O'Hare Intl

Wed 26/11

19:20-18:30

1 stop17h 10m

Birmingham

Tue 2/12

19:10-16:45

1 stop27h 35m

£441

ChicagoBirmingham

ORD - BHX

ORDBHX

Chicago O'Hare Intl

Mon 4/8

17:10-09:30

1 stop10h 20m

Birmingham

Wed 20/8

06:00-15:00

1 stop15h 00m

£443

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Mon 4/8

19:15-14:40

1 stop13h 25m

Glasgow Intl

Wed 20/8

08:40-14:40

1 stop12h 00m

£450

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Mon 27/10

21:45-16:35

1 stop13h 50m

Glasgow Intl

Mon 10/11

19:20-15:25

1 stop26h 05m

£451

ChicagoBirmingham

ORD - BHX

ORDBHX

Chicago O'Hare Intl

Mon 4/8

22:30-19:45

2 stops15h 15m

Birmingham

Wed 20/8

08:10-15:45

1 stop13h 35m

£456

ChicagoBirmingham

ORD - BHX

ORDBHX

Chicago O'Hare Intl

Wed 22/10

19:05-18:05

1 stop17h 00m

Birmingham

Thu 30/10

18:50-17:15

1 stop27h 25m

£470

ChicagoBirmingham

ORD - BHX

ORDBHX

Chicago O'Hare Intl

Wed 22/10

19:05-18:05

1 stop17h 00m

Birmingham

Fri 31/10

06:05-20:25

2 stops19h 20m

£474

Flights are sorted by cheapest return flights first.

Deals found on 10/6

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 9 June 2025.

Booking 55 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 £288). Flying from Chicago O'Hare Intl Airport in June will prove the most costly (average of £639). 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, Finnair, American Airlines, Aer Lingus. These airlines fly to the following popular destinations: London.

British Airways
British Airways
From £440
Iberia
Iberia
From £573
Spirit Airlines
Spirit Airlines
From £73
Aer Lingus
Aer Lingus
From £480

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 Detroit (990 flights per day), New York (927 flights per day) and Los Angeles (712 flights per day).

London
London
From £370
New York
New York
From £52
Oklahoma City Will Rogers World
Oklahoma City Will Rogers World
From £447

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 £29
Miami
Miami
From £32
Monterrey Gen Mariano Escobedo
Monterrey Gen Mariano Escobedo
From £37
Nashville Intl
Nashville Intl
From £39

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.
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,624 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Browse thousands of different options on Cheapflights for your next trip

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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 13 June 2025.
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 13 June 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, Amman, Boston. 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 £520 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 Frontier, Spirit Airlines, and American Airlines have the cheapest prices from Chicago O'Hare Intl Airport. Frontier flights from Chicago O'Hare Intl Airport to Dallas/Fort Worth (£21), Spirit Airlines flights from Chicago O'Hare Intl Airport to Las Vegas Harry Reid Intl (£54), and American Airlines flights from Chicago O'Hare Intl Airport to Dallas/Fort Worth (£71).

  • 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 South Bend from £249
    Chicago O'Hare Intl to Columbus Airport from £257
    Chicago O'Hare Intl to Newark Airport from £283
    Chicago O'Hare Intl to Minneapolis from £296

  • 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 Detroit. Prices start at £316 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 £270 round trip
    Travel from Chicago to Edinburgh from £333 round trip
    Travel from Chicago to Glasgow from £403 round trip
    Travel from Chicago to Almaty from £934 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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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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