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£87+ 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 22/4. 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
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags

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

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Thu 23/4

20:10-09:55

1 stop31h 45m

London Stansted

Fri 8/5

17:35-09:40

1 stop22h 05m

£509

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Tue 21/4

20:10-16:40

1 stop38h 30m

London Stansted

Tue 28/4

17:35-09:40

1 stop22h 05m

£509

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sat 25/4

08:00-10:00

1 stop20h 00m

London Gatwick

Sat 2/5

14:00-23:07

1 stop15h 07m

£529

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Sun 19/4

18:00-23:20

2 stops23h 20m

London Luton

Sat 25/4

18:15-16:00

2 stops27h 45m

£534

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Mon 27/4

11:25-16:40

1 stop23h 15m

London Stansted

Mon 4/5

10:50-09:40

1 stop28h 50m

£539

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Fri 24/4

20:10-22:10

1 stop20h 00m

London Stansted

Wed 13/5

06:55-18:15

1 stop17h 20m

£540

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Mon 27/4

19:25-22:50

3 stops21h 25m

London Luton

Mon 4/5

08:15-19:25

2 stops17h 10m

£552

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 20/4

19:25-14:40

1 stop13h 15m

London Gatwick

Sat 25/4

15:40-18:15

1 stop32h 35m

£560

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Mon 27/4

19:15-22:50

2 stops21h 35m

London Luton

Sun 3/5

11:00-16:10

2 stops35h 10m

£561

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 17/5

09:55-22:20

2 stops30h 25m

London Stansted

Wed 27/5

06:30-19:40

2 stops19h 10m

£567

Flights are sorted by cheapest return flights first.

Deals found on 29/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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 13 March 2026.

Booking 2 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 £294). Flying from Chicago O'Hare Intl Airport in June will prove the most costly (average of £667). 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, Aer Lingus, Iberia, United Airlines, American Airlines. These airlines fly to the following popular destinations: London.

British Airways
British Airways
From £400
Aer Lingus
Aer Lingus
From £345
American Airlines
American Airlines
From £82
Etihad Airways
Etihad Airways
From £697

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 (833 flights per day), Detroit (772 flights per day) and London (722 flights per day).

London
London
From £223
New York
New York
From £35
Los Angeles
Los Angeles
From £60
Miami
Miami
From £75

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 Las Vegas Harry Reid Intl, with prices starting at £26. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From £26
Dallas/Fort Worth
Dallas/Fort Worth
From £33
New York
New York
From £35
Minneapolis St Paul
Minneapolis St Paul
From £58

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 United Airlines,Aer Lingus, andAmerican Airlines 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.
United Airlines
7.4
Good
9,535 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,535 reviews
United Airlines
7.4
Good
9,535 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Aer Lingus
7.2
Good
1,495 reviews
United Airlines
7.4
Good
9,535 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,548 reviews
United Airlines
7.4
Good
9,535 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Iberia
7.0
Good
3,164 reviews
United Airlines
7.4
Good
9,535 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,841 reviews
United Airlines
7.4
Good
9,535 reviews
Check prices

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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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 2 April 2026.
Flights from St. Louis
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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 2 April 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 Atlanta, Boston, Bangkok Suvarnabhumi Airport. Throughout the year, Ahmedabad, Mumbai, Atlanta 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 £26 to Las Vegas (prices may vary depending on the airline and departure time). On average, users have booked flights for £558 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 Spirit Airlines, American Airlines, and Icelandair have the cheapest prices from Chicago O'Hare Intl Airport. Spirit Airlines flights from Chicago O'Hare Intl Airport to Miami (£74), American Airlines flights from Chicago O'Hare Intl Airport to Dallas/Fort Worth (£82), and Icelandair flights from Chicago O'Hare Intl Airport to Manchester (£343).

  • 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 New York LaGuardia Airport from £186
    Chicago O'Hare Intl to Minneapolis from £229
    Chicago O'Hare Intl to South Bend from £254
    Chicago O'Hare Intl to Houston George Bush Intcntl Airport from £358

  • 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 £358 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 £464 round trip
    Travel from Chicago to Edinburgh from £497 round trip
    Travel from Chicago to Glasgow from £503 round trip
    Travel from Chicago to Manchester from £518 round trip
    Travel from Chicago to Almaty from £955 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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Fly with Cheapflights

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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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