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Cheap flights from Peoria, Illinois to London from £510

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Peoria, Illinois to London departing on 23/8. 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

Find the cheapest flights from Peoria, Illinois to London

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
17:22 - 07:55PIA  Greater Peoria-LHR London Heathrow
32h 33m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 10:08LHR  London Heathrow-PIA Greater Peoria
33h 18m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£544United Airlines
Sun, 15 Nov - Wed, 18 Nov
United Airlines Logo
17:22 - 07:10PIA  Greater Peoria-LHR London Heathrow
31h 48m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
06:50 - 21:13LHR  London Heathrow-PIA Greater Peoria
20h 23m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£547United Airlines
Sun, 15 Nov - Wed, 18 Nov
United Airlines Logo
17:22 - 10:05PIA  Greater Peoria-LHR London Heathrow
34h 43m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
09:00 - 23:13LHR  London Heathrow-PIA Greater Peoria
20h 13m2 stops Zurich Chicago O'Hare Intl
£554United Airlines
Sun, 15 Nov - Wed, 18 Nov
United Airlines Logo
14:35 - 07:55PIA  Greater Peoria-LHR London Heathrow
11h 20m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 16:47LHR  London Heathrow-PIA Greater Peoria
15h 57m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£640United Airlines
Sun, 15 Nov - Wed, 18 Nov
Lufthansa Logo
17:20 - 15:50PIA  Greater Peoria-LHR London Heathrow
16h 30m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
11:10 - 21:00LHR  London Heathrow-PIA Greater Peoria
15h 50m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
£643Lufthansa
Tue, 9 Feb - Tue, 16 Feb
United Airlines Logo
08:15 - 06:20PIA  Greater Peoria-LHR London Heathrow
16h 05m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
06:50 - 16:47LHR  London Heathrow-PIA Greater Peoria
15h 57m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£643United Airlines
Sun, 15 Nov - Wed, 18 Nov
American Airlines Logo
06:50 - 07:30PIA  Greater Peoria-LGW London Gatwick
18h 40m2 stops Dallas/Fort Worth Orlando
American Airlines Logo
11:15 - 00:10LGW  London Gatwick-PIA Greater Peoria
18h 55m2 stops Orlando Chicago O'Hare Intl
£644American Airlines
Tue, 9 Feb - Tue, 16 Feb
United Airlines Logo
10:43 - 08:25PIA  Greater Peoria-LHR London Heathrow
15h 42m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
06:35 - 16:47LHR  London Heathrow-PIA Greater Peoria
16h 12m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
£644United Airlines
Sun, 15 Nov - Wed, 18 Nov
United Airlines Logo
13:20 - 05:55PIA  Greater Peoria-LHR London Heathrow
10h 35m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 16:31LHR  London Heathrow-PIA Greater Peoria
15h 41m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£647United Airlines
Tue, 9 Feb - Tue, 16 Feb
United Airlines Logo
14:35 - 12:00PIA  Greater Peoria-LHR London Heathrow
15h 25m1 stop Chicago O'Hare Intl
United Airlines Logo
13:35 - 23:13LHR  London Heathrow-PIA Greater Peoria
15h 38m1 stop Chicago O'Hare Intl
£662United Airlines
Sun, 15 Nov - Wed, 18 Nov

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British Airways flights from Peoria, Illinois to London

Our best British Airways deals on Peoria, Illinois to London flight tickets
British Airways
12 Dec
PIA17:39Greater Peoria
10h 46m
1 stop
LHR10:25London Heathrow
16 Dec
LHR12:35London Heathrow
17h 24m
1 stop
PIA23:59Greater Peoria
£685
British Airways
8 Sept
PIA18:48Greater Peoria
11h 27m
1 stop
LHR12:15London Heathrow
15 Sept
LHR09:45London Heathrow
13h 13m
1 stop
PIA16:58Greater Peoria
£722
British Airways
8 Sept
PIA18:48Greater Peoria
32h 22m
2 stops
LCY09:10London City
15 Sept
LCY19:15London City
34h 53m
2 stops
PIA00:08Greater Peoria
£748

United Airlines flights from Peoria, Illinois to London

Our best United Airlines deals on Peoria, Illinois to London flight tickets
United Airlines
15 Nov
PIA17:22Greater Peoria
32h 33m
1 stop
LHR07:55London Heathrow
18 Nov
LHR06:50London Heathrow
33h 18m
2 stops
PIA10:08Greater Peoria
£544
United Airlines
15 Nov
PIA17:22Greater Peoria
31h 48m
2 stops
LHR07:10London Heathrow
18 Nov
LHR06:50London Heathrow
20h 23m
2 stops
PIA21:13Greater Peoria
£547
United Airlines
15 Nov
PIA17:22Greater Peoria
34h 43m
2 stops
LHR10:05London Heathrow
18 Nov
LHR09:00London Heathrow
20h 13m
2 stops
PIA23:13Greater Peoria
£554

momondo Fare Finder

 
Customise your flight search to find flights from Peoria, Illinois 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 August 2026.
Use the filters below to find and compare flights from Peoria, Illinois to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 15/11

17:22-07:55

1 stop32h 33m

London Heathrow

Wed 18/11

06:50-10:08

2 stops33h 18m

£544

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 15/11

17:22-07:10

2 stops31h 48m

London Heathrow

Wed 18/11

06:50-21:13

2 stops20h 23m

£547

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 15/11

17:22-10:05

2 stops34h 43m

London Heathrow

Wed 18/11

09:00-23:13

2 stops20h 13m

£554

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 15/11

14:35-07:55

1 stop11h 20m

London Heathrow

Wed 18/11

06:50-16:47

2 stops15h 57m

£640

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Tue 9/2

17:20-15:50

2 stops16h 30m

London Heathrow

Tue 16/2

11:10-21:00

2 stops15h 50m

£643

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 15/11

08:15-06:20

2 stops16h 05m

London Heathrow

Wed 18/11

06:50-16:47

2 stops15h 57m

£643

PeoriaLondon

PIA Greater Peoria - LGW London Gatwick

PIALGW

Greater Peoria

Tue 9/2

06:50-07:30

2 stops18h 40m

London Gatwick

Tue 16/2

11:15-00:10

2 stops18h 55m

£644

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 15/11

10:43-08:25

2 stops15h 42m

London Heathrow

Wed 18/11

06:35-16:47

2 stops16h 12m

£644
Fastest return journey

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Tue 9/2

13:20-05:55

1 stop10h 35m

London Heathrow

Tue 16/2

06:50-16:31

2 stops15h 41m

£647

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 15/11

14:35-12:00

1 stop15h 25m

London Heathrow

Wed 18/11

13:35-23:13

1 stop15h 38m

£662

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Peoria, Illinois 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 Greater Peoria to London?

United Airlines is the most popular carrier operating from Greater Peoria to London

When to book flights from Peoria, Illinois to London

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

Cheap Peoria, Illinois to London (PIA to LON) flight deals and tips

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

Fastest flight time

11h 20m

Direct flights

None
The fastest flight from Peoria, Illinois to London takes 11h 20m
There are no direct flights from Peoria, Illinois to London. There are no popular flight routes from Peoria, Illinois to London.
Search flight deals

Frequently asked questions about flying from Peoria, Illinois to London

  • How far is Greater Peoria to London by plane?

    London is 4075.3 mi away from Greater Peoria. A reasonable flight in good conditions will take 11h 20m.

  • When did momondo last update prices for flights from Greater Peoria Airport to London?

    Prices for flights from Greater Peoria Airport to London were last updated today.

  • How old do you have to be to fly from Greater Peoria Airport to London?

    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 Greater Peoria Airport to London.

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

    The travel and health documents you'll need for your trip to London 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 London. It is always advisable to seek 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
Wembley
Gatwick
Milton Keynes
Luton
Southend-on-Sea
Slough
Ipswich
Maidstone
Folkestone
Hastings
Ilford
Canterbury
Chichester
Hayes
Guildford
Bedford
Harlow
Colchester
Chelmsford

Why use momondo?

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

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 London from Peoria.

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

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

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

momondo helps you find the best flight between Peoria 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 Peoria to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Peoria. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices 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