What is the cheapest month to fly to Chicago?

Currently, January is the cheapest month in which you can book a flight to Chicago . Flying to Chicago in July will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Can I find cheaper flights to Chicago if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Chicago on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Chicago?

Based on reviews from Cheapflights users, Icelandair is rated the highest out of the airlines that fly to Chicago.

What is the cheapest airport to fly to in Chicago?

Chicago O'Hare Intl is currently the cheapest airport to fly to in Chicago. One-way flights to Chicago O'Hare Intl typically cost £49, while return flights cost around £29.

How much is a return flight to Chicago?

A return flight to Chicago will typically cost around £541, however they can be found for as little as £36.

Where does the fastest flight to Chicago depart from?

For those looking to save time traveling to Chicago, London offers the quickest one-way flight (8 hours 30 minutes).

Does Chicago O'Hare Intl have car hire?

Yes. Those touching down at Chicago O'Hare Intl can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Chicago O'Hare Intl?

Yes. Chicago O'Hare Intl has hotels nearby for those requiring accommodations. Hilton Chicago O'Hare Airport is the closest property to Chicago O'Hare Intl (0.0 mi away from Chicago O'Hare Intl).

£318+ Flights to Chicago, Illinois

Flights to Chicago in 2025

Return from	£417
One-way from	£318
Popular in	August
Cheapest in	February
Average price	£459
Good round-trip deal	£552 or less
Good one-way deal	£570 or less

Austrian Airlines
23/4-29/4
1 total stop
20h 25m total
London to Chicago

Search Deals

19/3
3 total stops
46h 14m total
London to Chicago

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£61 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).

Search Deals

Average for return flights in February 2025

Search Deals

Price to beat on a round-trip flight from London to Chicago.

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Price to beat on a one-way flight from London to Chicago.

Search Deals

Find flight deals to Chicago

Cheapest flights to Chicago
Explore the most affordable flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.

Wed 23/406:00LHR - ORD

1 stop12h 10mMultiple Airlines

Tue 29/416:05ORD - LHR

Nonstop8h 15mMultiple Airlines

Deal found 20/2£417

Fri 7/307:40LHR - ORD

1 stop12h 30mUnited Airlines

Wed 12/312:48ORD - LHR

1 stop12h 07mUnited Airlines

Deal found 20/2£418

Tue 25/220:40LHR - ORD

1 stop26h 40mIcelandair

Mon 3/318:30ORD - LHR

1 stop19h 00mIcelandair

Deal found 20/2£421

Thu 6/314:00LGW - ORD

1 stop15h 28mMultiple Airlines

Tue 25/321:01ORD - LGW

2 stops30h 04mMultiple Airlines

Deal found 20/2£421

Fri 21/206:00LHR - ORD

1 stop15h 30mTAP AIR PORTUGAL

Fri 28/220:20ORD - LHR

1 stop16h 35mTAP AIR PORTUGAL

Deal found 20/2£423

Thu 6/306:00LHR - ORD

1 stop12h 55mSWISS

Tue 18/320:05ORD - LHR

1 stop11h 55mSWISS

Deal found 20/2£425

Sat 1/314:10LHR - ORD

Nonstop8h 50mBritish Airways

Tue 18/321:15ORD - LHR

Nonstop7h 45mBritish Airways

Deal found 20/2£425

Thu 20/306:30LHR - MDW

2 stops16h 32mKLM

Thu 27/314:55MDW - LHR

1 stop10h 55mKLM

Deal found 20/2£429

Thu 27/214:30LHR - ORD

1 stop13h 36mLufthansa

Wed 2/421:20ORD - LHR

Nonstop8h 25mLufthansa

Deal found 20/2£430

Wed 26/211:55LHR - ORD

Nonstop8h 50mFinnair

Wed 5/316:16ORD - LHR

1 stop10h 19mFinnair

Deal found 19/2£431

Thu 27/215:55LGW - ORD

1 stop29h 35mTAP AIR PORTUGAL

Wed 2/418:00ORD - LGW

1 stop14h 00mTAP AIR PORTUGAL

Deal found 20/2£432

Thu 6/318:40LGW - ORD

1 stop27h 35mSWISS

Mon 10/317:55ORD - LGW

2 stops18h 55mSWISS

Deal found 20/2£435

Best flights to Chicago
Discover carefully curated flight deals to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Wed 23/406:00LHR - ORD

1 stop12h 10mMultiple Airlines

Tue 29/416:05ORD - LHR

Nonstop8h 15mMultiple Airlines

Deal found 20/2£417

Fri 7/307:40LHR - ORD

1 stop12h 30mUnited Airlines

Tue 18/314:16ORD - LHR

1 stop10h 39mUnited Airlines

Deal found 20/2£418

Sat 8/307:40LHR - ORD

1 stop12h 30mLufthansa

Wed 12/316:15ORD - LHR

1 stop11h 30mLufthansa

Deal found 20/2£423

Thu 6/306:00LHR - ORD

1 stop12h 55mSWISS

Tue 18/320:05ORD - LHR

1 stop11h 55mSWISS

Deal found 20/2£425

Wed 12/310:25LHR - ORD

Nonstop9h 25mAustrian Airlines

Wed 26/318:50ORD - LHR

Nonstop8h 05mAustrian Airlines

Deal found 20/2£425

Wed 5/311:55LHR - ORD

Nonstop8h 50mBritish Airways

Sun 9/321:15ORD - LHR

Nonstop7h 45mBritish Airways

Deal found 20/2£427

Thu 20/306:30LHR - MDW

2 stops16h 32mKLM

Thu 27/314:55MDW - LHR

1 stop10h 55mKLM

Deal found 20/2£429

Wed 23/411:05LHR - ORD

Nonstop8h 45mFinnair

Tue 29/416:55ORD - LHR

Nonstop7h 55mFinnair

Deal found 20/2£429

Wed 7/513:05LHR - ORD

1 stop14h 10mIcelandair

Wed 8/1019:25ORD - LHR

1 stop10h 30mIcelandair

Deal found 20/2£430

Tue 4/321:20LGW - ORD

2 stops24h 10mTAP AIR PORTUGAL

Wed 26/320:15ORD - LGW

1 stop32h 35mTAP AIR PORTUGAL

Deal found 20/2£440

Wed 23/414:10LHR - ORD

Nonstop9h 05mBrussels Airlines

Tue 29/421:20ORD - LHR

Nonstop8h 25mBrussels Airlines

Deal found 20/2£440

Thu 20/309:10LHR - MDW

1 stop14h 08mAir France

Thu 27/314:55MDW - LHR

1 stop10h 55mAir France

Deal found 20/2£442

Direct flights to Chicago
Explore direct flight options to Chicago based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 February 2025.

Mon 10/310:25LHR - ORD

Nonstop9h 25mLufthansa

Sun 16/318:50ORD - LHR

Nonstop8h 05mLufthansa

Deal found 20/2£419

Wed 12/310:25LHR - ORD

Nonstop9h 25mAustrian Airlines

Wed 26/318:50ORD - LHR

Nonstop8h 05mAustrian Airlines

Deal found 20/2£425

Wed 26/311:55LHR - ORD

Nonstop8h 50mBritish Airways

Tue 1/417:50ORD - LHR

Nonstop7h 30mBritish Airways

Deal found 20/2£426

Mon 24/313:35LHR - ORD

Nonstop9h 25mMultiple Airlines

Tue 1/418:05ORD - LHR

Nonstop8h 15mMultiple Airlines

Deal found 20/2£433

Wed 23/411:05LHR - ORD

Nonstop9h 05mBrussels Airlines

Tue 29/416:05ORD - LHR

Nonstop8h 15mBrussels Airlines

Deal found 20/2£435

Thu 6/310:25LHR - ORD

Nonstop9h 25mUnited Airlines

Mon 10/322:10ORD - LHR

Nonstop8h 05mUnited Airlines

Deal found 20/2£443

Fri 14/313:50LHR - ORD

Nonstop8h 50mFinnair

Sun 16/321:15ORD - LHR

Nonstop7h 45mFinnair

Deal found 19/2£451

Mon 3/315:45LHR - ORD

Nonstop9h 00mAmerican Airlines

Tue 25/321:15ORD - LHR

Nonstop7h 45mAmerican Airlines

Deal found 20/2£458

Wed 4/611:05LHR - ORD

Nonstop8h 45mIberia

Sun 8/616:55ORD - LHR

Nonstop7h 55mIberia

Deal found 20/2£634

Last-minute flights to Chicago
Discover last-minute flight deals to Chicago. Data last updated 21 February 2025 and is based on user searches.

Fri 21/206:00LHR - ORD

1 stop15h 30mTAP AIR PORTUGAL

Fri 28/220:20ORD - LHR

1 stop16h 35mTAP AIR PORTUGAL

Deal found 20/2£423

Wed 26/211:55LHR - ORD

Nonstop8h 50mFinnair

Wed 5/316:16ORD - LHR

1 stop10h 19mFinnair

Deal found 19/2£431

Thu 27/219:55LHR - ORD

1 stop25h 35mTAP AIR PORTUGAL

Wed 2/418:00ORD - LHR

1 stop12h 45mTAP AIR PORTUGAL

Deal found 20/2£418

Thu 27/215:55LGW - ORD

1 stop29h 35mTAP AIR PORTUGAL

Wed 2/418:00ORD - LGW

1 stop14h 00mTAP AIR PORTUGAL

Deal found 20/2£432

Fri 28/206:50LHR - ORD

1 stop11h 25mLufthansa

Thu 3/416:05ORD - LHR

Nonstop8h 15mLufthansa

Deal found 20/2£417

Fri 28/214:00LGW - ORD

1 stop26h 37mMultiple Airlines

Wed 12/308:50ORD - LGW

2 stops18h 15mMultiple Airlines

Deal found 20/2£440

Fri 28/212:20LHR - MDW

1 stop11h 51mVirgin Atlantic

Thu 3/414:57MDW - LHR

1 stop11h 58mVirgin Atlantic

Deal found 20/2£443

Sat 1/314:10LHR - ORD

Nonstop8h 50mBritish Airways

Tue 18/321:15ORD - LHR

Nonstop7h 45mBritish Airways

Deal found 20/2£425

Sat 1/310:25LHR - ORD

Nonstop9h 25mAustrian Airlines

Tue 18/313:00ORD - LHR

1 stop12h 40mAustrian Airlines

Deal found 20/2£433

Sat 1/309:10LHR - MDW

1 stop14h 33mKLM

Tue 18/314:55MDW - LHR

1 stop10h 55mKLM

Deal found 20/2£442

Sat 1/312:40LHR - ORD

1 stop14h 44mVirgin Atlantic

Mon 17/318:36ORD - LHR

1 stop10h 54mVirgin Atlantic

Deal found 20/2£444

Mon 3/306:50LHR - ORD

1 stop11h 25mUnited Airlines

Wed 12/314:16ORD - LHR

1 stop10h 39mUnited Airlines

Deal found 20/2£421

One-way flights to Chicago
Search for one-way flight options to Chicago. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Wed 19/315:15LHR - ORD

3 stops46h 14mMultiple Airlines

Deal found 20/2£318

Sat 1/314:00LGW - ORD

2 stops27h 42mMultiple Airlines

Deal found 20/2£321

Sat 1/322:30LGW - MDW

3 stops49h 03mMultiple Airlines

Deal found 19/2£322

Tue 15/405:55STN - ORD

3 stops55h 08mMultiple Airlines

Deal found 20/2£323

Sun 2/307:20LHR - MDW

2 stops40h 13mMultiple Airlines

Deal found 20/2£323

Wed 5/318:40LTN - ORD

2 stops49h 07mMultiple Airlines

Deal found 20/2£324

Wed 5/314:50LHR - ORD

1 stop31h 06mWestJet

Deal found 20/2£356

Mon 10/311:50SEN - ORD

2 stops24h 54mMultiple Airlines

Deal found 19/2£360

Tue 15/406:45LCY - MDW

3 stops28h 38mMultiple Airlines

Deal found 20/2£362

Tue 15/406:45LCY - ORD

3 stops29h 48mMultiple Airlines

Deal found 20/2£367

Tue 22/412:40LGW - MDW

1 stop27h 40mAir Transat

Deal found 20/2£391

Wed 19/312:15LHR - ORD

1 stop11h 05mIcelandair

Deal found 20/2£399

Find flights to Chicago within your budget

Fly from

Route

Depart

Return

Price

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 23/4

06:00-12:10

1 stop12h 10m

Chicago O'Hare Intl

Tue 29/4

16:05-06:20

Nonstop8h 15m

£417

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Fri 7/3

07:40-14:10

1 stop12h 30m

Chicago O'Hare Intl

Wed 12/3

12:48-05:55

1 stop12h 07m

£418

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 6/3

14:00-23:28

1 stop15h 28m

Chicago O'Hare Intl

Tue 25/3

21:01-08:05

2 stops30h 04m

£421

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Sat 8/3

07:40-14:10

1 stop12h 30m

Chicago O'Hare Intl

Wed 12/3

16:15-08:45

1 stop11h 30m

£423

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Thu 6/3

06:00-12:55

1 stop12h 55m

Chicago O'Hare Intl

Tue 18/3

20:05-13:00

1 stop11h 55m

£425

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 12/3

10:25-14:50

Nonstop9h 25m

Chicago O'Hare Intl

Wed 26/3

18:50-07:55

Nonstop8h 05m

£425

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 5/3

11:55-14:45

Nonstop8h 50m

Chicago O'Hare Intl

Sun 9/3

21:15-10:00

Nonstop7h 45m

£427

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 20/3

06:30-18:02

2 stops16h 32m

Chicago Midway

Thu 27/3

14:55-06:50

1 stop10h 55m

£429

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 23/4

11:05-13:50

Nonstop8h 45m

Chicago O'Hare Intl

Tue 29/4

16:55-06:50

Nonstop7h 55m

£429

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 7/5

13:05-21:15

1 stop14h 10m

Chicago O'Hare Intl

Wed 8/10

19:25-11:55

1 stop10h 30m

£430

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 60 results

...

Best time to book a flight to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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 to Chicago

Get recent, data-driven insights about flights to Chicago including ideal travel times, pricing trends, and more.

When is the best time to book a flight to Chicago?

The best time to book flights to Chicago is 64 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Chicago?

On average, a flight from London to Chicago takes 14 hours 31 minutes. Flights to Chicago from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Chicago?

Users looking for the lowest fares to Chicago should consider flying on Thursday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at midday, when prices are usually at their highest.

Weekly flight availability to Chicago

The most flights from London to Chicago are scheduled on a Wednesday (38 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (33 on average).

What are the most popular airlines that fly to Chicago?

The most popular airlines flying from London to Chicago are British Airways, Finnair and Lufthansa.

British Airways

From £537

Finnair

From £597

Lufthansa

From £552

Aer Lingus

From £572

What are the cheapest airlines that fly to Chicago?

The cheapest airlines flying from London to Chicago are Icelandair, Scandinavian Airlines and TAP AIR PORTUGAL.

Rainfall in Chicago by month

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Chicago

To help decide which airline to fly to Chicago, see what other customers have to say about Delta, KLM and Air Transat. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

8,213 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very Good

8,213 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,331 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat

7.8

Good

380 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

LOT

7.6

Good

1,080 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,273 reviews

Delta

8.0

Very Good

8,213 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Can I find cheaper flights to Chicago if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Chicago on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Chicago?
Based on reviews from Cheapflights users, Icelandair is rated the highest out of the airlines that fly to Chicago.
What is the cheapest airport to fly to in Chicago?
Chicago O'Hare Intl is currently the cheapest airport to fly to in Chicago. One-way flights to Chicago O'Hare Intl typically cost £49, while return flights cost around £29.
How much is a return flight to Chicago?
A return flight to Chicago will typically cost around £541, however they can be found for as little as £36.
Where does the fastest flight to Chicago depart from?
For those looking to save time traveling to Chicago, London offers the quickest one-way flight (8 hours 30 minutes).
Does Chicago O'Hare Intl have car hire?
Yes. Those touching down at Chicago O'Hare Intl can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Chicago O'Hare Intl?
Yes. Chicago O'Hare Intl has hotels nearby for those requiring accommodations. Hilton Chicago O'Hare Airport is the closest property to Chicago O'Hare Intl (0.0 mi away from Chicago O'Hare Intl).

See more FAQs

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How does Cheapflights help users find flights to Chicago?

Deals for Chicago flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Chicago?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Chicago.

Can Cheapflights find flights to Chicago with no change fees?

Need flexible booking options for your flight to Chicago ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights to Chicago become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Chicago today and book when you’re ready!

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£318+ Cheap flights to Chicago

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 19/3. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Chicago in 2025

Find the latest flights to Chicago in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 21 February 2025.

Return from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals to Chicago

Cheapest flights to ChicagoExplore the most affordable flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.

Explore the most affordable flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.

Find flights to Chicago within your budget

Locate flights to Chicago that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 21 February 2025.

Best time to book a flight to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago with our price prediction graph.

Travel insights for flights to Chicago

Get recent, data-driven insights about flights to Chicago including ideal travel times, pricing trends, and more.

When is the best time to book a flight to Chicago?

Use this chart to determine the optimal time to book a return flight from London to Chicago. Price data was last updated on 14 February 2025.

How long is the flight to Chicago?

When is the cheapest time to fly to Chicago?

Use this chart to determine the cheapest time to fly return from London to Chicago. Price data was last updated on 28 April 2024.

Weekly flight availability to Chicago

What are the most popular airlines that fly to Chicago?

What are the cheapest airlines that fly to Chicago?

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

Reviews of airlines servicing Chicago

To help decide which airline to fly to Chicago, see what other customers have to say about Delta, KLM and Air Transat. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Can I find cheaper flights to Chicago if I am willing to have stopovers?

What is the best airline to fly to Chicago?

What is the cheapest airport to fly to in Chicago?

How much is a return flight to Chicago?

Where does the fastest flight to Chicago depart from?

Does Chicago O'Hare Intl have car hire?

Are there hotels close to Chicago O'Hare Intl?

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.

Find the best flight deals to Chicago

Some of the lowest fares we’ve come across for flights to Chicago.

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 to Chicago?

Why should you use Cheapflights to find cheap flight tickets to Chicago?

Can Cheapflights find flights to Chicago with no change fees?

Can Cheapflights notify me if prices for flights to Chicago become cheaper?

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Cheapest flights to Chicago
Explore the most affordable flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.