CHI - YXU

C$ 298 Find Cheap Flights from Chicago to London

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Chicago to London departing on 24/3. 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.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to London

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Chicago to London, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Chicago to London, as well as popular online travel agencies
Travellers love KAYAK
41 299 237 searches in the past 7 days on KAYAK

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
C$ 395
WestJet
Mon 25/5Thu 28/5
ORD - YXU • 1 stop
Cheapest one-way flights
C$ 298
Multiple Airlines
Tue 24/3
ORD - YXU • 2 stops
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to London!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Chicago to London (CHI-YXU)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Chicago to London that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Chicago to London

Mon, 25 May - Thu, 28 May
WestJet Logo
5:30 p.m. - 5:25 a.m.
ORD
-
YXU
10h 55m
1 stop
WestJet Logo
6:15 a.m. - 4:40 p.m.
YXU
-
ORD
11h 25m
1 stop
C$ 395WestJet
Mon, 25 May - Thu, 28 May
WestJet Logo
5:30 p.m. - 5:25 a.m.
ORD
-
YXU
10h 55m
1 stop
WestJet Logo
6:15 a.m. - 4:40 p.m.
YXU
-
ORD
11h 25m
1 stop
C$ 455WestJet
Sat, 23 May - Tue, 26 May
WestJet Logo
5:30 p.m. - 5:25 a.m.
ORD
-
YXU
10h 55m
1 stop
WestJet Logo
5:55 p.m. - 4:40 p.m.
YXU
-
ORD
23h 45m
1 stop
C$ 552WestJet
Thu, 7 May - Tue, 12 May
Multiple Airlines Logo
5:30 p.m. - 5:25 a.m.
ORD
-
YXU
10h 55m
1 stop
Multiple Airlines Logo
5:55 p.m. - 6:40 p.m.
YXU
-
ORD
25h 45m
2 stops
C$ 660Multiple Airlines
Mon, 23 Mar - Mon, 30 Mar
Multiple Airlines Logo
2:20 p.m. - 6:35 a.m.
ORD
-
YXU
15h 15m
1 stop
Multiple Airlines Logo
8:10 p.m. - 6:33 p.m.
YXU
-
ORD
23h 23m
2 stops
C$ 691Multiple Airlines
Sat, 23 May - Tue, 26 May
Air Canada Logo
3:50 p.m. - 9:38 p.m.
ORD
-
YXU
4h 48m
1 stop
Air Canada Logo
12:20 p.m. - 4:59 p.m.
YXU
-
ORD
5h 39m
1 stop
C$ 771Air Canada
Thu, 7 May - Tue, 12 May
Air Canada Logo
2:15 p.m. - 9:38 p.m.
ORD
-
YXU
6h 23m
1 stop
Air Canada Logo
12:20 p.m. - 4:59 p.m.
YXU
-
ORD
5h 39m
1 stop
C$ 773Air Canada
Thu, 7 May - Tue, 12 May
Multiple Airlines Logo
5:30 p.m. - 5:25 a.m.
ORD
-
YXU
10h 55m
1 stop
Multiple Airlines Logo
5:55 p.m. - 6:15 p.m.
YXU
-
ORD
25h 20m
3 stops
C$ 774Multiple Airlines
Sat, 23 May - Tue, 26 May
Air Canada Logo
3:50 p.m. - 9:38 p.m.
ORD
-
YXU
4h 48m
1 stop
Air Canada Logo
12:20 p.m. - 8:08 p.m.
YXU
-
ORD
8h 48m
2 stops
C$ 784Air Canada
Thu, 19 Mar - Sat, 21 Mar
Air Canada Logo
7:15 a.m. - 5:05 p.m.
ORD
-
YXU
8h 50m
2 stops
Air Canada Logo
5:10 a.m. - 11:18 a.m.
YXU
-
ORD
7h 08m
2 stops
C$ 796Air Canada
Booking Insights

KAYAK's insights & trends for Chicago to London flights

Get data-powered insights and trends into flights from Chicago to London to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Chicago to London?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Chicago to London were found on WestJet (C$ 395) and Air Canada (C$ 771).

Find deals

When to book flights from Chicago to London

Are your dates flexible? Find out the best times to travel from Chicago to London based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Chicago to London

  • What is the cheapest flight from Chicago to London?

    In the last 3 days, the lowest price for a flight from Chicago to London was C$ 298 for a one-way ticket and C$ 395 for a round-trip.

  • Which aircraft models fly most regularly from Chicago to London?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Chicago to London?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Chicago to London.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Chicago to London?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Chicago is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Chicago to London?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Chicago with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Chicago to London?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Chicago to London

Information on your arrival and departure airports

London (YXU)