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Cheap flights from Champaign to London from £581

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Champaign to London departing on 29/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Champaign to London

Cheap return flights

Enter your travel dates to find the best prices.
Iberia Logo
14:38 - 07:40
CMI
-
LHR
11h 02m
1 stop
Iberia Logo
06:15 - 18:28
LHR
-
CMI
18h 13m
2 stops
£581Iberia
Wed, 29 Apr - Wed, 6 May
British Airways Logo
14:38 - 10:30
CMI
-
LHR
13h 52m
1 stop
British Airways Logo
11:10 - 21:35
LHR
-
CMI
16h 25m
1 stop
£603British Airways
Wed, 29 Apr - Wed, 6 May
Iberia Logo
14:38 - 10:35
CMI
-
LHR
13h 57m
2 stops
Iberia Logo
06:15 - 21:35
LHR
-
CMI
21h 20m
2 stops
£659Iberia
Wed, 29 Apr - Wed, 6 May
Multiple Airlines Logo
15:09 - 10:55
CMI
-
LHR
13h 46m
1 stop
Multiple Airlines Logo
15:15 - 21:35
LHR
-
CMI
12h 20m
1 stop
£669Multiple Airlines
Sat, 25 Apr - Sat, 2 May
Iberia Logo
18:58 - 07:40
CMI
-
LHR
30h 42m
1 stop
Iberia Logo
12:20 - 18:28
LHR
-
CMI
36h 08m
2 stops
£671Iberia
Sat, 25 Apr - Sat, 2 May
Iberia Logo
18:58 - 10:35
CMI
-
LHR
33h 37m
2 stops
Iberia Logo
12:20 - 21:35
LHR
-
CMI
39h 15m
2 stops
£677Iberia
Sat, 25 Apr - Sat, 2 May
United Airlines Logo
09:49 - 06:45
CMI
-
LHR
14h 56m
1 stop
United Airlines Logo
08:00 - 17:38
LHR
-
CMI
15h 38m
1 stop
£911United Airlines
Wed, 29 Jul - Sun, 9 Aug
United Airlines Logo
09:49 - 06:45
CMI
-
LHR
14h 56m
1 stop
United Airlines Logo
08:00 - 00:05
LHR
-
CMI
22h 05m
1 stop
£912United Airlines
Wed, 29 Jul - Sun, 9 Aug
United Airlines Logo
09:49 - 06:45
CMI
-
LHR
14h 56m
1 stop
United Airlines Logo
08:00 - 17:38
LHR
-
CMI
15h 38m
1 stop
£912United Airlines
Wed, 29 Jul - Sun, 9 Aug
United Airlines Logo
13:32 - 06:45
CMI
-
LHR
11h 13m
1 stop
United Airlines Logo
08:00 - 17:38
LHR
-
CMI
15h 38m
1 stop
£915United Airlines
Tue, 7 Jul - Fri, 17 Jul

Iberia flights from Champaign to London

Our best Iberia deals on Champaign to London flight tickets
Iberia
29 Apr
CMI14:38Champaign University-Willard
11h 02m
1 stop
LHR07:40London Heathrow
6 May
LHR06:15London Heathrow
18h 13m
2 stops
CMI18:28Champaign University-Willard
£581
Iberia
24 Mar
CMI15:47Champaign University-Willard
13h 38m
1 stop
LHR10:25London Heathrow
30 Mar
LHR12:15London Heathrow
15h 15m
1 stop
CMI21:30Champaign University-Willard
£633
Iberia
29 Apr
CMI14:38Champaign University-Willard
13h 57m
2 stops
LHR10:35London Heathrow
6 May
LHR06:15London Heathrow
21h 20m
2 stops
CMI21:35Champaign University-Willard
£659

British Airways flights from Champaign to London

Our best British Airways deals on Champaign to London flight tickets
British Airways
29 Apr
CMI14:38Champaign University-Willard
13h 52m
1 stop
LHR10:30London Heathrow
6 May
LHR11:10London Heathrow
16h 25m
1 stop
CMI21:35Champaign University-Willard
£603
British Airways
24 Mar
CMI15:47Champaign University-Willard
13h 38m
1 stop
LHR10:25London Heathrow
30 Mar
LHR14:45London Heathrow
12h 45m
1 stop
CMI21:30Champaign University-Willard
£628
British Airways
24 Mar
CMI15:47Champaign University-Willard
11h 48m
1 stop
LHR08:35London Heathrow
31 Mar
LHR15:35London Heathrow
35h 55m
2 stops
CMI21:30Champaign University-Willard
£649

momondo Fare Finder

 
Customise your flight search to find flights from Champaign 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, momondo users made 279,928 searches. Data last updated 16 March 2026.
Use the filters below to find and compare flights from Champaign to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 29/4

14:38-07:40

1 stop11h 02m

London Heathrow

Wed 6/5

06:15-18:28

2 stops18h 13m

£581

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 29/4

14:38-10:30

1 stop13h 52m

London Heathrow

Wed 6/5

11:10-21:35

1 stop16h 25m

£603

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 29/4

14:38-10:35

2 stops13h 57m

London Heathrow

Wed 6/5

06:15-21:35

2 stops21h 20m

£659
Fastest return journey

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 25/4

15:09-10:55

1 stop13h 46m

London Heathrow

Sat 2/5

15:15-21:35

1 stop12h 20m

£669

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 25/4

18:58-07:40

1 stop30h 42m

London Heathrow

Sat 2/5

12:20-18:28

2 stops36h 08m

£671

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 25/4

18:58-10:35

2 stops33h 37m

London Heathrow

Sat 2/5

12:20-21:35

2 stops39h 15m

£677

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 29/7

09:49-06:45

1 stop14h 56m

London Heathrow

Sun 9/8

08:00-17:38

1 stop15h 38m

£911

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 29/7

09:49-06:45

1 stop14h 56m

London Heathrow

Sun 9/8

08:00-00:05

1 stop22h 05m

£912

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 29/7

09:49-06:45

1 stop14h 56m

London Heathrow

Sun 9/8

08:00-17:38

1 stop15h 38m

£912

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Tue 7/7

13:32-06:45

1 stop11h 13m

London Heathrow

Fri 17/7

08:00-17:38

1 stop15h 38m

£915

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
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See travel insights to London from

How to get the cheapest flight ticket from Champaign to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Champaign University-Willard to London?

United Airlines and British Airways are the most popular carriers operating from Champaign University-Willard to London

When to book flights from Champaign to London

Are you open to changing your travel dates? Check out the ideal times to fly from Champaign to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Champaign to London (CMI to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Champaign to London

Fastest flight time

10h 22m

Direct flights

None
The fastest flight from Champaign to London takes 10h 22m
There are no direct flights from Champaign to London. There are no popular flight routes from Champaign to London.
Search flight deals

  • How far is Champaign University-Willard to London by plane?

    The distance between Champaign University-Willard and London is about 4047.2 mi. 10h 22m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Champaign University-Willard Airport to London?

    Prices for flights from Champaign University-Willard Airport to London were last updated today.

  • How old do you have to be to fly from Champaign University-Willard Airport to London?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Champaign University-Willard Airport to London.

  • What documentation or ID do you need to fly to London?

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Slough
Maidstone
Southend-on-Sea
Ipswich
Canterbury
Wembley
Ilford
Chelmsford
Guildford
Hayes
Dover
Folkestone
Ramsgate
Worthing
Colchester
Bedford

Why use momondo?

Why should I use momondo to find a flight deal from Champaign to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Champaign to London . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Champaign to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Champaign which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Champaign to London?

momondo helps you find the best flight between Champaign and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Champaign to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Champaign and alert you when they change.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport