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Cheap flights from Peoria, Illinois to London from $328

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 8/23. 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 Peoria, Illinois to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:45 pm - 12:15 pm
PIA
-
LHR
11h 30m
1 stop
British Airways Logo
6:15 am - 11:03 pm
LHR
-
PIA
22h 48m
2 stops
$885British Airways
Sun, Aug 23 - Tue, Sep 15
Multiple Airlines Logo
6:45 pm - 12:15 pm
PIA
-
LHR
11h 30m
1 stop
Multiple Airlines Logo
6:15 am - 12:06 am
LHR
-
PIA
23h 51m
2 stops
$891Multiple Airlines
Wed, Aug 12 - Wed, Aug 19
British Airways Logo
6:45 pm - 12:15 pm
PIA
-
LHR
11h 30m
1 stop
British Airways Logo
3:15 pm - 12:06 am
LHR
-
PIA
14h 51m
1 stop
$892British Airways
Wed, Aug 12 - Wed, Aug 19
British Airways Logo
6:45 pm - 12:15 pm
PIA
-
LHR
11h 30m
1 stop
British Airways Logo
9:45 am - 11:03 pm
LHR
-
PIA
19h 18m
1 stop
$893British Airways
Sun, Aug 23 - Tue, Sep 15
Multiple Airlines Logo
6:45 pm - 7:10 pm
PIA
-
LHR
18h 25m
2 stops
Multiple Airlines Logo
6:15 am - 12:06 am
LHR
-
PIA
23h 51m
2 stops
$896Multiple Airlines
Wed, Aug 12 - Wed, Aug 19
British Airways Logo
6:45 pm - 7:10 pm
PIA
-
LHR
18h 25m
2 stops
British Airways Logo
3:15 pm - 12:06 am
LHR
-
PIA
14h 51m
1 stop
$917British Airways
Wed, Aug 12 - Wed, Aug 19
British Airways Logo
6:45 pm - 12:15 pm
PIA
-
LHR
11h 30m
1 stop
British Airways Logo
6:45 pm - 6:15 pm
LHR
-
PIA
29h 30m
2 stops
$955British Airways
Wed, Aug 12 - Wed, Aug 19
Lufthansa Logo
6:39 pm - 7:40 pm
PIA
-
LHR
19h 01m
2 stops
Lufthansa Logo
8:25 pm - 4:56 pm
LHR
-
PIA
26h 31m
2 stops
$1,008Lufthansa
Wed, Aug 12 - Wed, Aug 19
Lufthansa Logo
6:39 pm - 6:25 pm
PIA
-
LHR
17h 46m
2 stops
Lufthansa Logo
1:30 pm - 10:52 pm
LHR
-
PIA
15h 22m
2 stops
$1,010Lufthansa
Sun, Aug 23 - Tue, Sep 15
United Airlines Logo
10:41 am - 6:55 am
PIA
-
LHR
14h 14m
2 stops
United Airlines Logo
6:50 am - 10:43 pm
LHR
-
PIA
21h 53m
2 stops
$1,015United Airlines
Wed, Aug 12 - Wed, Aug 19

United Airlines flights from Peoria, Illinois to London

Our best United Airlines deals on Peoria, Illinois to London flight tickets
United Airlines
Aug 12
PIA10:41 amGreater Peoria
14h 14m
2 stops
LHR6:55 amLondon Heathrow
Aug 19
LHR6:50 amLondon Heathrow
21h 53m
2 stops
PIA10:43 pmGreater Peoria
$1,015
United Airlines
Aug 12
PIA8:29 amGreater Peoria
16h 26m
2 stops
LHR6:55 amLondon Heathrow
Aug 19
LHR7:25 amLondon Heathrow
15h 36m
2 stops
PIA5:01 pmGreater Peoria
$1,016
United Airlines
Aug 12
PIA6:39 pmGreater Peoria
11h 16m
1 stop
LHR11:55 amLondon Heathrow
Aug 19
LHR5:50 pmLondon Heathrow
27h 10m
2 stops
PIA3:00 pmGreater Peoria
$1,024

British Airways flights from Peoria, Illinois to London

Our best British Airways deals on Peoria, Illinois to London flight tickets
British Airways
Aug 23
PIA6:45 pmGreater Peoria
11h 30m
1 stop
LHR12:15 pmLondon Heathrow
Sep 15
LHR6:15 amLondon Heathrow
22h 48m
2 stops
PIA11:03 pmGreater Peoria
$885
British Airways
Aug 12
PIA6:45 pmGreater Peoria
10h 30m
1 stop
LHR11:15 amLondon Heathrow
Aug 19
LHR11:10 amLondon Heathrow
13h 05m
1 stop
PIA6:15 pmGreater Peoria
$893
British Airways
Aug 12
PIA6:45 pmGreater Peoria
11h 30m
1 stop
LHR12:15 pmLondon Heathrow
Aug 19
LHR6:45 pmLondon Heathrow
29h 30m
2 stops
PIA6:15 pmGreater Peoria
$955

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated May 12, 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 round-trip

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Sun 8/23

6:45 pm-12:15 pm

1 stop11h 30m

London Heathrow

Tue 9/15

6:15 am-11:03 pm

2 stops22h 48m

$885

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 8/12

6:45 pm-12:15 pm

1 stop11h 30m

London Heathrow

Wed 8/19

6:15 am-12:06 am

2 stops23h 51m

$891
Quickest round-trip

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 8/12

6:45 pm-12:15 pm

1 stop11h 30m

London Heathrow

Wed 8/19

3:15 pm-12:06 am

1 stop14h 51m

$892

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Sun 8/23

6:45 pm-12:15 pm

1 stop11h 30m

London Heathrow

Tue 9/15

9:45 am-11:03 pm

1 stop19h 18m

$893

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 8/12

6:45 pm-7:10 pm

2 stops18h 25m

London Heathrow

Wed 8/19

6:15 am-12:06 am

2 stops23h 51m

$896

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 8/12

6:45 pm-7:10 pm

2 stops18h 25m

London Heathrow

Wed 8/19

3:15 pm-12:06 am

1 stop14h 51m

$917

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 8/12

6:45 pm-12:15 pm

1 stop11h 30m

London Heathrow

Wed 8/19

6:45 pm-6:15 pm

2 stops29h 30m

$955

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 8/12

6:39 pm-7:40 pm

2 stops19h 01m

London Heathrow

Wed 8/19

8:25 pm-4:56 pm

2 stops26h 31m

$1,008

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Sun 8/23

6:39 pm-6:25 pm

2 stops17h 46m

London Heathrow

Tue 9/15

1:30 pm-10:52 pm

2 stops15h 22m

$1,010

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 8/12

10:41 am-6:55 am

2 stops14h 14m

London Heathrow

Wed 8/19

6:50 am-10:43 pm

2 stops21h 53m

$1,015

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 month to fly to London?

The cheapest month to fly to London from Peoria, Illinois is in February. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Peoria, Illinois averaging around $0.

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 round-trip 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

10h 30m

Direct flights

None
The fastest flight from Peoria, Illinois to London takes 10h 30m
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?

    A flight from Greater Peoria to London will travel around 4075.3 mi. Flights usually cover this in 10h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Greater Peoria Airport to London are updated daily.

  • How many operators does momondo search for flights from Greater Peoria Airport to London?

  • 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 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.

  • What is the most popular airline from Peoria, Illinois to London?

Best airlines flying from Peoria, Illinois to London

Compare and see reviews for airlines that fly from Peoria, Illinois to London with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $624Free CancellationRating
7.1
11,661 reviews
Search American Airlines flights
United AirlinesPriceFrom $739Free CancellationRating
7.4
9,701 reviews
Search United Airlines flights

Traveling to a place near London?

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

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to London from Peoria with this policy.

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

Once you have performed a search for Peoria to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Peoria 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 Peoria 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