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Cheap flights from Champaign to the United Kingdom from $733

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Champaign to the United Kingdom departing on 12/10. 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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Find the cheapest flights from Champaign to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
4:45 pm - 10:25 amCMI-LHR
11h 40m1 stop
British Airways Logo
6:15 am - 9:30 pmLHR-CMI
21h 15m2 stops
$733British Airways
Find Deal
Wed, Dec 10 - Wed, Dec 17
British Airways Logo
11:21 am - 12:05 pmCMI-LHR
18h 44m2 stops
British Airways Logo
6:15 am - 9:30 pmLHR-CMI
21h 15m2 stops
$804British Airways
Find Deal
Wed, Dec 10 - Wed, Dec 17
British Airways Logo
11:21 am - 8:15 amCMI-LHR
14h 54m1 stop
British Airways Logo
3:45 pm - 9:30 pmLHR-CMI
11h 45m1 stop
$828British Airways
Find Deal
Wed, Dec 10 - Wed, Dec 17
American Airlines Logo
3:45 pm - 10:00 amCMI-LHR
13h 15m1 stop
American Airlines Logo
2:25 pm - 9:27 pmLHR-CMI
13h 02m1 stop
$916American Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31
American Airlines Logo
6:54 am - 6:50 amCMI-LHR
18h 56m1 stop
American Airlines Logo
2:25 pm - 9:27 pmLHR-CMI
13h 02m1 stop
$917American Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31
American Airlines Logo
1:16 pm - 8:40 amCMI-LHR
14h 24m2 stops
American Airlines Logo
9:45 am - 9:27 pmLHR-CMI
17h 42m2 stops
$921American Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31

British Airways flights from Champaign to United Kingdom

Our best British Airways deals on Champaign to United Kingdom flight tickets
British Airways
Dec 10
CMI4:45 pmChampaign University-Willard
11h 40m
1 stop
LHR10:25 amLondon Heathrow
Dec 17
LHR6:15 amLondon Heathrow
21h 15m
2 stops
CMI9:30 pmChampaign University-Willard
$733
Find similar
British Airways
Dec 10
CMI11:21 amChampaign University-Willard
18h 44m
2 stops
LHR12:05 pmLondon Heathrow
Dec 17
LHR6:15 amLondon Heathrow
21h 15m
2 stops
CMI9:30 pmChampaign University-Willard
$804
Find similar
British Airways
Nov 2
CMI1:55 pmChampaign University-Willard
24h 50m
2 stops
LHR8:45 pmLondon Heathrow
Nov 15
LHR12:35 pmLondon Heathrow
12h 51m
1 stop
CMI7:26 pmChampaign University-Willard
$819
Find similar

American Airlines flights from Champaign to United Kingdom

Our best American Airlines deals on Champaign to United Kingdom flight tickets
American Airlines
Mar 27
CMI3:45 pmChampaign University-Willard
13h 15m
1 stop
LHR10:00 amLondon Heathrow
Mar 31
LHR2:25 pmLondon Heathrow
13h 02m
1 stop
CMI9:27 pmChampaign University-Willard
$916
Find similar
American Airlines
Mar 27
CMI6:54 amChampaign University-Willard
18h 56m
1 stop
LHR6:50 amLondon Heathrow
Mar 31
LHR2:25 pmLondon Heathrow
13h 02m
1 stop
CMI9:27 pmChampaign University-Willard
$917
Find similar
American Airlines
Mar 27
CMI1:16 pmChampaign University-Willard
14h 24m
2 stops
LHR8:40 amLondon Heathrow
Mar 31
LHR9:45 amLondon Heathrow
17h 42m
2 stops
CMI9:27 pmChampaign University-Willard
$921
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Champaign to United Kingdom 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 October 27, 2025.
Use the filters below to find and compare flights from Champaign to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 12/10

4:45 pm-10:25 am

1 stop11h 40m

London Heathrow

Wed 12/17

6:15 am-9:30 pm

2 stops21h 15m

$733

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 12/10

11:21 am-12:05 pm

2 stops18h 44m

London Heathrow

Wed 12/17

6:15 am-9:30 pm

2 stops21h 15m

$804

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 12/10

11:21 am-8:15 am

1 stop14h 54m

London Heathrow

Wed 12/17

3:45 pm-9:30 pm

1 stop11h 45m

$828

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Fri 3/27

3:45 pm-10:00 am

1 stop13h 15m

London Heathrow

Tue 3/31

2:25 pm-9:27 pm

1 stop13h 02m

$916

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Fri 3/27

6:54 am-6:50 am

1 stop18h 56m

London Heathrow

Tue 3/31

2:25 pm-9:27 pm

1 stop13h 02m

$917

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Fri 3/27

1:16 pm-8:40 am

2 stops14h 24m

London Heathrow

Tue 3/31

9:45 am-9:27 pm

2 stops17h 42m

$921

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Champaign to United Kingdom

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 day to depart on your flight to United Kingdom?

The cheapest day to depart from Champaign to United Kingdom is on a Friday when prices can be found for as low as $1,086. The most expensive day to fly to United Kingdom is Sunday, with ticket prices averaging around $1,098.

What is the cheapest time of day to depart on your flight to United Kingdom?

According to our data, the cheapest time of day to fly to United Kingdom is in the afternoon. momondo users have found flights departing from Champaign to United Kingdom in the afternoon for as low as $1,026. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the morning, with an average ticket price of $1,270. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Champaign to United Kingdom flight deals and tips

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

Direct flights

None
There are no direct flights from Champaign to United Kingdom. There are no popular flight routes from Champaign to United Kingdom.
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  • When did momondo last update prices for flights from Champaign University-Willard Airport to United Kingdom?

    Prices for flights from Champaign University-Willard Airport to United Kingdom are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Champaign University-Willard Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United Kingdom from Champaign.

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

Yes. All flights to United Kingdom from Champaign on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Champaign to United Kingdom?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United Kingdom from Champaign.

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

Yes. momondo can track prices for Champaign to United Kingdom flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Wed 11/26
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Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
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Flights to Aberdeenfrom $507
Flights to Leedsfrom $512