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Cheap flights from Champaign to London from £308

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Champaign to London departing on 17/3. 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
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
14:13 - 10:35
CMI
-
LHR
14h 22m
2 stops
Iberia Logo
06:15 - 18:28
LHR
-
CMI
18h 13m
2 stops
£489Iberia
Tue, 7 Apr - Tue, 14 Apr
British Airways Logo
14:38 - 11:15
CMI
-
LHR
14h 37m
1 stop
British Airways Logo
06:15 - 18:28
LHR
-
CMI
18h 13m
2 stops
£493British Airways
Tue, 7 Apr - Tue, 14 Apr
British Airways Logo
14:38 - 11:15
CMI
-
LHR
14h 37m
1 stop
British Airways Logo
12:15 - 18:28
LHR
-
CMI
12h 13m
1 stop
£504British Airways
Tue, 7 Apr - Tue, 14 Apr
British Airways Logo
15:47 - 08:35
CMI
-
LHR
11h 48m
1 stop
British Airways Logo
14:45 - 21:35
LHR
-
CMI
12h 50m
1 stop
£506British Airways
Tue, 17 Mar - Fri, 1 May
American Airlines Logo
15:47 - 09:30
CMI
-
LHR
12h 43m
2 stops
American Airlines Logo
15:15 - 21:35
LHR
-
CMI
12h 20m
1 stop
£513American Airlines
Tue, 17 Mar - Fri, 1 May
Iberia Logo
09:52 - 07:40
CMI
-
LHR
15h 48m
1 stop
Iberia Logo
20:00 - 21:34
LHR
-
CMI
31h 34m
2 stops
£548Iberia
Sun, 5 Apr - Sun, 12 Apr
Iberia Logo
15:47 - 17:15
CMI
-
LHR
43h 28m
2 stops
Iberia Logo
18:45 - 21:34
LHR
-
CMI
32h 49m
2 stops
£554Iberia
Sun, 5 Apr - Sun, 12 Apr
Iberia Logo
12:01 - 10:30
CMI
-
LHR
16h 29m
1 stop
Iberia Logo
14:45 - 21:34
LHR
-
CMI
12h 49m
1 stop
£584Iberia
Sat, 4 Apr - Sat, 11 Apr
British Airways Logo
15:47 - 10:30
CMI
-
LHR
12h 43m
1 stop
British Airways Logo
11:10 - 18:28
LHR
-
CMI
13h 18m
1 stop
£613British Airways
Sun, 5 Apr - Sun, 12 Apr
British Airways Logo
09:53 - 06:50
CMI
-
LHR
14h 57m
1 stop
British Airways Logo
07:30 - 21:35
LHR
-
CMI
20h 05m
2 stops
£635British Airways
Sat, 4 Apr - Sat, 11 Apr

British Airways flights from Champaign to London

Our best British Airways deals on Champaign to London flight tickets
British Airways
7 Apr
CMI14:38Champaign University-Willard
14h 37m
1 stop
LHR11:15London Heathrow
14 Apr
LHR06:15London Heathrow
18h 13m
2 stops
CMI18:28Champaign University-Willard
£493
British Airways
7 Apr
CMI14:38Champaign University-Willard
14h 37m
1 stop
LHR11:15London Heathrow
14 Apr
LHR12:15London Heathrow
12h 13m
1 stop
CMI18:28Champaign University-Willard
£504
British Airways
17 Mar
CMI15:47Champaign University-Willard
11h 48m
1 stop
LHR08:35London Heathrow
1 May
LHR14:45London Heathrow
12h 50m
1 stop
CMI21:35Champaign University-Willard
£506

Iberia flights from Champaign to London

Our best Iberia deals on Champaign to London flight tickets
Iberia
7 Apr
CMI14:13Champaign University-Willard
14h 22m
2 stops
LHR10:35London Heathrow
14 Apr
LHR06:15London Heathrow
18h 13m
2 stops
CMI18:28Champaign University-Willard
£489
Iberia
5 Apr
CMI09:52Champaign University-Willard
15h 48m
1 stop
LHR07:40London Heathrow
12 Apr
LHR20:00London Heathrow
31h 34m
2 stops
CMI21:34Champaign University-Willard
£548
Iberia
5 Apr
CMI15:47Champaign University-Willard
43h 28m
2 stops
LHR17:15London Heathrow
12 Apr
LHR18:45London Heathrow
32h 49m
2 stops
CMI21:34Champaign University-Willard
£554

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 22 February 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

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Tue 7/4

14:13-10:35

2 stops14h 22m

London Heathrow

Tue 14/4

06:15-18:28

2 stops18h 13m

£489

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Tue 7/4

14:38-11:15

1 stop14h 37m

London Heathrow

Tue 14/4

06:15-18:28

2 stops18h 13m

£493

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Tue 7/4

14:38-11:15

1 stop14h 37m

London Heathrow

Tue 14/4

12:15-18:28

1 stop12h 13m

£504

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Tue 17/3

15:47-08:35

1 stop11h 48m

London Heathrow

Fri 1/5

14:45-21:35

1 stop12h 50m

£506

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Tue 17/3

15:47-09:30

2 stops12h 43m

London Heathrow

Fri 1/5

15:15-21:35

1 stop12h 20m

£513

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sun 5/4

09:52-07:40

1 stop15h 48m

London Heathrow

Sun 12/4

20:00-21:34

2 stops31h 34m

£548

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sun 5/4

15:47-17:15

2 stops43h 28m

London Heathrow

Sun 12/4

18:45-21:34

2 stops32h 49m

£554

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 4/4

12:01-10:30

1 stop16h 29m

London Heathrow

Sat 11/4

14:45-21:34

1 stop12h 49m

£584

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sun 5/4

15:47-10:30

1 stop12h 43m

London Heathrow

Sun 12/4

11:10-18:28

1 stop13h 18m

£613

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Sat 4/4

09:53-06:50

1 stop14h 57m

London Heathrow

Sat 11/4

07:30-21:35

2 stops20h 05m

£635

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?

Aer Lingus, British Airways, and United Airlines 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 02m

Direct flights

None
The fastest flight from Champaign to London takes 10h 02m
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 02m 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
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Wembley
Dover
Folkestone
Colchester
Worthing
Bedford
Ramsgate

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.

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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