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Cheap flights from Champaign to London from $480

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 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Champaign to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
2:29 pm - 10:30 am
CMI
-
LHR
14h 01m
1 stop
Iberia Logo
6:15 am - 9:34 pm
LHR
-
CMI
21h 19m
2 stops
$727Iberia
Thu, Apr 23 - Wed, Apr 29
Iberia Logo
6:48 pm - 4:20 pm
CMI
-
LHR
39h 32m
2 stops
Iberia Logo
6:15 am - 6:20 pm
LHR
-
CMI
18h 05m
2 stops
$735Iberia
Thu, Apr 23 - Wed, Apr 29
Iberia Logo
2:29 pm - 10:30 am
CMI
-
LHR
14h 01m
1 stop
Iberia Logo
12:15 pm - 9:32 pm
LHR
-
CMI
15h 17m
1 stop
$736Iberia
Thu, Apr 23 - Wed, Apr 29
American Airlines Logo
2:54 pm - 12:15 pm
CMI
-
LHR
16h 21m
1 stop
American Airlines Logo
11:40 am - 9:30 pm
LHR
-
CMI
14h 50m
2 stops
$819American Airlines
Thu, Mar 19 - Wed, Mar 25
American Airlines Logo
2:54 pm - 12:15 pm
CMI
-
LHR
16h 21m
1 stop
American Airlines Logo
2:45 pm - 9:30 pm
LHR
-
CMI
12h 45m
1 stop
$831American Airlines
Thu, Mar 26 - Thu, Apr 2
American Airlines Logo
2:54 pm - 12:15 pm
CMI
-
LHR
16h 21m
1 stop
American Airlines Logo
3:45 pm - 9:22 am
LHR
-
CMI
22h 37m
1 stop
$890American Airlines
Thu, Mar 19 - Wed, Mar 25
British Airways Logo
3:47 pm - 8:15 am
CMI
-
LHR
10h 28m
1 stop
British Airways Logo
10:45 am - 9:30 pm
LHR
-
CMI
39h 45m
2 stops
$912British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
3:47 pm - 10:25 am
CMI
-
LHR
12h 38m
1 stop
British Airways Logo
12:35 pm - 9:30 pm
LHR
-
CMI
13h 55m
1 stop
$920British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
9:52 am - 10:10 am
CMI
-
LHR
19h 18m
2 stops
British Airways Logo
12:15 pm - 9:30 pm
LHR
-
CMI
15h 15m
1 stop
$922British Airways
Thu, Mar 26 - Thu, Apr 2
British Airways Logo
9:52 am - 5:50 am
CMI
-
LHR
14h 58m
2 stops
British Airways Logo
8:10 am - 9:30 pm
LHR
-
CMI
18h 20m
2 stops
$972British Airways
Thu, Mar 19 - Wed, Mar 25

British Airways flights from Champaign to London Heathrow Airport

Our best British Airways deals on Champaign to London Heathrow Airport flight tickets
British Airways
Mar 4
CMI3:47 pmChampaign University-Willard
10h 28m
1 stop
LHR8:15 amLondon Heathrow
Mar 8
LHR10:45 amLondon Heathrow
39h 45m
2 stops
CMI9:30 pmChampaign University-Willard
$912
British Airways
Mar 4
CMI3:47 pmChampaign University-Willard
12h 38m
1 stop
LHR10:25 amLondon Heathrow
Mar 8
LHR12:35 pmLondon Heathrow
13h 55m
1 stop
CMI9:30 pmChampaign University-Willard
$920
British Airways
Mar 26
CMI9:52 amChampaign University-Willard
19h 18m
2 stops
LHR10:10 amLondon Heathrow
Apr 2
LHR12:15 pmLondon Heathrow
15h 15m
1 stop
CMI9:30 pmChampaign University-Willard
$922

United Airlines flights from Champaign to London Heathrow Airport

Our best United Airlines deals on Champaign to London Heathrow Airport flight tickets
United Airlines
May 27
CMI1:32 pmChampaign University-Willard
12h 58m
1 stop
LHR8:30 amLondon Heathrow
Jun 2
LHR8:00 amLondon Heathrow
15h 28m
1 stop
CMI5:28 pmChampaign University-Willard
$1,094
United Airlines
May 27
CMI6:30 amChampaign University-Willard
18h 15m
1 stop
LHR6:45 amLondon Heathrow
Jun 19
LHR8:00 amLondon Heathrow
30h 54m
1 stop
CMI8:54 amChampaign University-Willard
$1,181

momondo Fare Finder

 
Customize your flight search to find flights from Champaign to London Heathrow Airport 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 832,500 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Champaign to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 4/23

2:29 pm-10:30 am

1 stop14h 01m

London Heathrow

Wed 4/29

6:15 am-9:34 pm

2 stops21h 19m

$727

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 4/23

6:48 pm-4:20 pm

2 stops39h 32m

London Heathrow

Wed 4/29

6:15 am-6:20 pm

2 stops18h 05m

$735

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 4/23

2:29 pm-10:30 am

1 stop14h 01m

London Heathrow

Wed 4/29

12:15 pm-9:32 pm

1 stop15h 17m

$736

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 3/19

2:54 pm-12:15 pm

1 stop16h 21m

London Heathrow

Wed 3/25

11:40 am-9:30 pm

2 stops14h 50m

$819

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 3/26

2:54 pm-12:15 pm

1 stop16h 21m

London Heathrow

Thu 4/2

2:45 pm-9:30 pm

1 stop12h 45m

$831

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 3/19

2:54 pm-12:15 pm

1 stop16h 21m

London Heathrow

Wed 3/25

3:45 pm-9:22 am

1 stop22h 37m

$890

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 3/4

3:47 pm-8:15 am

1 stop10h 28m

London Heathrow

Sun 3/8

10:45 am-9:30 pm

2 stops39h 45m

$912

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 3/4

3:47 pm-10:25 am

1 stop12h 38m

London Heathrow

Sun 3/8

12:35 pm-9:30 pm

1 stop13h 55m

$920

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 3/26

9:52 am-10:10 am

2 stops19h 18m

London Heathrow

Thu 4/2

12:15 pm-9:30 pm

1 stop15h 15m

$922

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 3/19

9:52 am-5:50 am

2 stops14h 58m

London Heathrow

Wed 3/25

8:10 am-9:30 pm

2 stops18h 20m

$972

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Champaign to London Heathrow Airport

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 Heathrow?

British Airways is the most popular carrier operating from Champaign University-Willard to London Heathrow

What airlines fly to London Heathrow Airport?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to London Heathrow Airport from Champaign according to our data. British Airways is the first choice among our users, with 54% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 3 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Champaign to London Heathrow Airport

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

Cheap Champaign to London Heathrow Airport (CMI to LHR) flight deals and tips

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

Fastest flight time

10h 02m

Direct flights

None
The fastest flight from Champaign to London Heathrow Airport takes 10h 02m
There are no direct flights from Champaign to London Heathrow Airport. There are no popular flight routes from Champaign to London Heathrow Airport.
Search flight deals

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

    Champaign University-Willard and London Heathrow are 4035.4 mi apart from one another. In terms of flight time, this usually takes a little over 10h 02m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Champaign University-Willard Airport to London Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Crawley
Hayes
Wembley
Dartford
Stratford-upon-Avon
Croydon
Brentwood
Guildford
Harrow
Watford
Cobham
Folkestone
Romford
Stansted

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Champaign to London. momondo saves you time and could save you money on your trip.

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

All flight searches from Champaign to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to London from Champaign. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to London from Champaign are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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