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Heathrow

$710+ Cheap flights from Champaign (CMI) to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — LHR
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Champaign to Heathrow

Cheapest flights from Champaign to Heathrow
Explore the most affordable flight options available from Champaign to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This FlightHub deal was found by Cheapflights users on 1/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/16:53 pm
CMI
-
LHR
1 stop10h 42m
Multiple Airlines
Sun 2/87:30 am
LHR
-
CMI
2 stops16h 53m
Multiple Airlines
Deal found 1/26$710
This oojo deal was found by Cheapflights users on 1/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/111:24 am
CMI
-
LHR
1 stop13h 31m
British Airways
Sun 2/811:00 am
LHR
-
CMI
1 stop15h 27m
British Airways
Deal found 1/26$740
This oojo deal was found by Cheapflights users on 1/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1412:05 pm
CMI
-
LHR
1 stop12h 50m
British Airways
Sat 2/213:45 pm
LHR
-
CMI
1 stop11h 59m
British Airways
Deal found 1/24$764
This Ovago deal was found by Cheapflights users on 1/25. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/113:47 pm
CMI
-
LHR
1 stop11h 48m
British Airways
Wed 3/182:10 pm
LHR
-
CMI
1 stop12h 20m
British Airways
Deal found 1/25$833
This American Airlines deal was found by Cheapflights users on 1/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/113:47 pm
CMI
-
LHR
1 stop11h 48m
American Airlines
Wed 3/1811:40 am
LHR
-
CMI
2 stops14h 50m
American Airlines
Deal found 1/25$842
This Iberia deal was found by Cheapflights users on 1/24. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1412:05 pm
CMI
-
LHR
2 stops19h 25m
Iberia
Sat 2/212:10 pm
LHR
-
CMI
1 stop13h 34m
Iberia
Deal found 1/24$876
This British Airways deal was found by Cheapflights users on 1/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2911:24 am
CMI
-
LHR
1 stop15h 11m
British Airways
Mon 2/23:45 pm
LHR
-
CMI
2 stops32h 38m
British Airways
Deal found 1/23$908
This Iberia deal was found by Cheapflights users on 1/25. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2911:24 am
CMI
-
LHR
2 stops21h 31m
Iberia
Mon 2/27:40 pm
LHR
-
CMI
2 stops28h 43m
Iberia
Deal found 1/25$942

Find flight deals from Champaign to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Champaign (CMI) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$764
(oojo)
Provider with most accurate pricing for Champaign University-Willard-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Champaign University-Willard-London Heathrow flights.
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From Champaign University-Willard to London Heathrow
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Champaign to Heathrow 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 January 26, 2026.
Use the filters below to find and compare flights from Champaign to London Heathrow Airport that are best for you.

Fly from

Champaign

Fly to

Heathrow

Route

Depart

Return

Price

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 2/14

12:05 pm-6:55 am

1 stop12h 50m

London Heathrow

Sat 2/21

3:45 pm-9:44 pm

1 stop11h 59m

$764

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 3/11

3:47 pm-8:35 am

1 stop11h 48m

London Heathrow

Wed 3/18

2:10 pm-9:30 pm

1 stop12h 20m

$833

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 3/11

3:47 pm-8:35 am

1 stop11h 48m

London Heathrow

Wed 3/18

11:40 am-9:30 pm

2 stops14h 50m

$842

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 2/14

12:05 pm-1:30 pm

2 stops19h 25m

London Heathrow

Sat 2/21

2:10 pm-9:44 pm

1 stop13h 34m

$876

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 3/14

12:01 pm-9:40 am

2 stops16h 39m

London Heathrow

Sun 3/22

5:00 pm-3:17 pm

2 stops27h 17m

$1,032

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 2/14

12:05 pm-12:05 pm

2 stops18h 00m

London Heathrow

Sat 2/21

10:35 am-9:44 pm

2 stops17h 09m

$1,048

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 3/14

12:01 pm-9:40 am

2 stops16h 39m

London Heathrow

Sat 3/21

3:35 pm-9:30 pm

2 stops34h 55m

$1,069

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Fri 3/13

9:52 am-9:40 am

2 stops18h 48m

London Heathrow

Sun 3/22

5:00 pm-3:17 pm

2 stops27h 17m

$1,204

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

  • Most accurate provider: When it comes to deals on Champaign-London Heathrow Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Champaign-London Heathrow Airport flight deals on Cheapflights vs. Ovago 90-95% of the time. Price accuracy is based on data collected from Champaign-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Champaign-London Heathrow Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Champaign-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Champaign to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Champaign 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.

Related info for your journey

Find useful and relevant information for your journey from Champaign to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Champaign to London Heathrow?

    Most people fly from Champaign University-Willard (CMI) if they book a flight from Champaign to London Heathrow. On average, University-Willard has 0 outbound flights to London Heathrow per day from 0 airlines. Champaign University-Willard is conveniently located just 11.3 mi from Champaign’s city center.

  • How long is the flight from Champaign to London Heathrow Airport?

    British Airways, American Airlines, and Iberia can get you from Champaign to London Heathrow Airport in just under 11h 48m. Your travel time can differ by up to 7h 37m. The distance between Champaign and London Heathrow Airport is about 4044 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Champaign to Heathrow that include hotel bookings?

    Yes. In addition to deals on Champaign to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Champaign to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Champaign to Heathrow.

  • Can I find deals for business class flights from Champaign to Heathrow?

    Yes. Cheapflights offers flight deals from Champaign to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Croydon
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

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Alternative routes for Champaign to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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