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Cheap flights from London Heathrow Airport to Champaign from £745

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CMI
14 Feb — 21 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Champaign

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Champaign (CMI). 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 15 January 2026.

Round-trip from

£742
British Airways
  • British Airways
  • 21/4-21/5
  • 3 total stops
  • 40h 35m total
  • London to Champaign
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Find flight deals from Heathrow to Champaign

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Champaign
Explore the most affordable flight options available from Heathrow to Champaign. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 January 2026.

Tue 21/419:25
LHR
-
CMI
2 stops32h 05m
British Airways
Thu 21/518:32
CMI
-
LHR
1 stop11h 43m
British Airways
Deal found 14/1£745
Tue 21/410:05
LHR
-
CMI
1 stop34h 26m
Iberia
Thu 21/518:32
CMI
-
LHR
1 stop31h 33m
Iberia
Deal found 13/1£752
Fri 20/214:10
LHR
-
CMI
1 stop13h 34m
British Airways
Tue 24/215:47
CMI
-
LHR
1 stop13h 48m
British Airways
Deal found 13/1£759
Fri 27/212:35
LHR
-
CMI
1 stop15h 09m
British Airways
Fri 6/315:47
CMI
-
LHR
1 stop10h 28m
British Airways
Deal found 13/1£786
Sat 28/214:10
LHR
-
CMI
1 stop13h 34m
British Airways
Sat 7/312:05
CMI
-
LHR
1 stop16h 20m
British Airways
Deal found 14/1£788

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Champaign 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 858,174 searches. Data last updated 15 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Champaign that are best for you.

Fly from

Heathrow

Fly to

Champaign

Route

Depart

Return

Price

LondonChampaign

LHR - CMI

LHRCMI

London Heathrow

Tue 21/4

19:25-21:30

2 stops32h 05m

Champaign University-Willard

Thu 21/5

18:32-12:15

1 stop11h 43m

£745

LondonChampaign

LHR - CMI

LHRCMI

London Heathrow

Tue 21/4

10:05-14:31

1 stop34h 26m

Champaign University-Willard

Thu 21/5

18:32-08:05

1 stop31h 33m

£752

LondonChampaign

LHR - CMI

LHRCMI

London Heathrow

Fri 20/2

14:10-21:44

1 stop13h 34m

Champaign University-Willard

Tue 24/2

15:47-11:35

1 stop13h 48m

£759

LondonChampaign

LHR - CMI

LHRCMI

London Heathrow

Fri 27/2

12:35-21:44

1 stop15h 09m

Champaign University-Willard

Fri 6/3

15:47-08:15

1 stop10h 28m

£786

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Best time to book a flight from Heathrow to Champaign

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

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Champaign. 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 into for flights to Champaign from London Heathrow?

    For a flight from London Heathrow to Champaign, you will be flying into University-Willard. Champaign University-Willard (CMI) is just 11.3 mi from the center of the city. University-Willard is the only Champaign airport and it handles 0 inbound flights from London Heathrow per day. 0 airlines have flights to Champaign University-Willard from London Heathrow on a regular basis.

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

    Airlines like British Airways and Iberia fly from London Heathrow Airport to Champaign in about 32h 05m. The time it takes to get you to your destination can typically vary by up to 2h 21m. London Heathrow Airport and Champaign are separated by a distance of 4044 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Champaign 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

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Alternative routes for Heathrow to Champaign

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

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How does Cheapflights help users find flights from Heathrow to Champaign?

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Champaign?

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Can Cheapflights find flights from Heathrow to Champaign with no change fees?

Yes, we can. To see specific flights from Heathrow to Champaign with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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