$186+ Cheap flights from Illinois to London, ON (YXU)
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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YXU
Apr 29 — May 61
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to London
Keep the following information in mind while searching for Illinois to London flight deals. Data was last updated April 24, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $430 (Mytrip) |
One-way from | $186 (Air Canada) |
Find flight deals from Illinois to London
Cheapest flights from Illinois to LondonExplore the most affordable flight options available from Illinois to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.
Explore the most affordable flight options available from Illinois to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.
This Mytrip deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/78:40 amORD - YXU
2 stops11h 48mAir Canada
Sat 6/149:55 amYXU - ORD
1 stop4h 00mAir Canada
Deal found 4/23![Air Canada logo]()
$430
This Mytrip deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/78:37 amORD - YXU
2 stops19h 37mMultiple Airlines
Sat 6/149:55 amYXU - ORD
2 stops21h 56mMultiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$506
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/63:50 pmORD - YXU
1 stop4h 38mUnited Airlines
Fri 6/139:55 amYXU - ORD
1 stop4h 00mUnited Airlines
Deal found 4/23![United Airlines logo]()
$514
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Illinois to London that are best for you.
Fly from
Illinois
Fly to
London
Route
Depart
Return
Price
ChicagoLondon
ORD - YXU
ORDYXU
Chicago O'Hare Intl
Sat 6/7
8:40 am-9:28 pm
2 stops11h 48m
London
Sat 6/14
9:55 am-12:55 pm
1 stop4h 00m
$430
ChicagoLondon
ORD - YXU
ORDYXU
Chicago O'Hare Intl
Sat 6/7
8:37 am-5:14 am
2 stops19h 37m
London
Sat 6/14
9:55 am-6:51 am
2 stops21h 56m
$506
ChicagoLondon
ORD - YXU
ORDYXU
Chicago O'Hare Intl
Fri 6/6
3:50 pm-9:28 pm
1 stop4h 38m
London
Fri 6/13
9:55 am-12:55 pm
1 stop4h 00m
$514
ChicagoLondon
ORD - YXU
ORDYXU
Chicago O'Hare Intl
Thu 6/5
2:00 pm-9:28 pm
1 stop6h 28m
$186
ChicagoLondon
ORD - YXU
ORDYXU
Chicago O'Hare Intl
Sun 6/15
1:40 pm-9:00 pm
2 stops30h 20m
$229
ChicagoLondon
ORD - YXU
ORDYXU
Chicago O'Hare Intl
Fri 6/6
10:00 am-2:58 pm
1 stop3h 58m
$237
Best time to book a flight from Illinois to London
Have a flexible travel schedule? Discover the best time to fly to London from Illinois with our price prediction graph.
Estimated round-trip 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.
Cheapflights Insights
Everything you need to know about your flight from Illinois to London
What is the cheapest time of day to fly from IL to YXU?
Find hourly flight availability from Illinois to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to London, Ontario as you normally would.
Rainfall in London by month
Plan your trip to London by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in London, Ontario ranges from 2.8 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. March is typically the driest time to visit London, Ontario when rainfall is around 2.8 in.
Temperature in London by month
Plan your trip to London by taking into account the average temperature totals by month.
If weather is an important factor for your trip to London, Ontario, 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 68.0 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).
Reviews of airlines servicing London
Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated April 24, 2025.
Boarding
7.7
Overall
7.4
Entertainment
7.1
Food
6.6
Crew
8.1
Comfort
7.3
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Overall
7.4
Entertainment
7.1
Food
6.6
Crew
8.1
Comfort
7.3
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Overall
7.4
Entertainment
7.1
Food
6.6
Crew
8.1
Comfort
7.3
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from Illinois to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Book flights to Illinois if you plan to visit one of these locationsGrand Bend
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Alternative routes for Illinois to London
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Illinois to London
Discover the top airline that operate flights from Illinois to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$565 | Average$780 | FlexibilityNo cancel fee | On-time67% |