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Cheap flights from Peoria, Illinois to London from $420

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 7/18. 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.
Lufthansa Logo
7:28 pm - 3:40 pm
PIA
-
LHR
14h 12m
2 stops
Lufthansa Logo
1:30 pm - 10:29 pm
LHR
-
PIA
14h 59m
2 stops
$647Lufthansa
Mon, Apr 27 - Wed, May 13
United Airlines Logo
10:40 am - 8:35 am
PIA
-
LHR
15h 55m
2 stops
United Airlines Logo
8:40 am - 6:53 pm
LHR
-
PIA
16h 13m
2 stops
$659United Airlines
Wed, Apr 1 - Wed, Apr 8
United Airlines Logo
5:25 pm - 11:45 am
PIA
-
LHR
12h 20m
1 stop
United Airlines Logo
6:55 am - 4:50 pm
LHR
-
PIA
15h 55m
2 stops
$660United Airlines
Mon, Apr 27 - Wed, May 13
United Airlines Logo
10:40 am - 8:35 am
PIA
-
LHR
15h 55m
2 stops
United Airlines Logo
8:40 am - 9:08 pm
LHR
-
PIA
18h 28m
2 stops
$661United Airlines
Wed, Apr 1 - Wed, Apr 8
Lufthansa Logo
7:28 pm - 5:55 pm
PIA
-
LCY
16h 27m
2 stops
Lufthansa Logo
9:15 am - 10:29 pm
LCY
-
PIA
19h 14m
2 stops
$681Lufthansa
Mon, Apr 27 - Wed, May 13
British Airways Logo
7:05 pm - 11:15 am
PIA
-
LHR
10h 10m
1 stop
British Airways Logo
1:10 pm - 11:37 pm
LHR
-
PIA
16h 27m
1 stop
$686British Airways
Mon, Apr 27 - Wed, May 13
United Airlines Logo
5:25 pm - 11:45 am
PIA
-
LHR
12h 20m
1 stop
United Airlines Logo
8:00 am - 2:07 pm
LHR
-
PIA
12h 07m
1 stop
$688United Airlines
Wed, Apr 1 - Wed, Apr 8
United Airlines Logo
1:20 pm - 6:45 am
PIA
-
LHR
11h 25m
1 stop
United Airlines Logo
11:05 am - 9:08 pm
LHR
-
PIA
16h 03m
1 stop
$689United Airlines
Wed, Apr 1 - Wed, Apr 8
British Airways Logo
1:17 pm - 2:05 pm
PIA
-
LCY
19h 48m
2 stops
British Airways Logo
7:50 am - 11:25 pm
LCY
-
PIA
20h 35m
2 stops
$1,667British Airways
Thu, Mar 19 - Thu, Mar 26
British Airways Logo
9:58 am - 4:30 pm
PIA
-
LCY
24h 32m
2 stops
British Airways Logo
4:20 pm - 11:42 pm
LCY
-
PIA
37h 22m
2 stops
$1,861British Airways
Sun, Jun 7 - Sun, Jun 21

United Airlines flights from Peoria, Illinois to London

Our best United Airlines deals on Peoria, Illinois to London flight tickets
United Airlines
Apr 1
PIA10:40 amGreater Peoria
15h 55m
2 stops
LHR8:35 amLondon Heathrow
Apr 8
LHR8:40 amLondon Heathrow
16h 13m
2 stops
PIA6:53 pmGreater Peoria
$659
United Airlines
Apr 27
PIA5:25 pmGreater Peoria
12h 20m
1 stop
LHR11:45 amLondon Heathrow
May 13
LHR6:55 amLondon Heathrow
15h 55m
2 stops
PIA4:50 pmGreater Peoria
$660
United Airlines
Apr 1
PIA7:28 pmGreater Peoria
10h 17m
1 stop
LHR11:45 amLondon Heathrow
Apr 8
LHR8:40 amLondon Heathrow
18h 28m
2 stops
PIA9:08 pmGreater Peoria
$661

Lufthansa flights from Peoria, Illinois to London

Our best Lufthansa deals on Peoria, Illinois to London flight tickets
Lufthansa
Apr 27
PIA7:28 pmGreater Peoria
14h 12m
2 stops
LHR3:40 pmLondon Heathrow
May 13
LHR1:30 pmLondon Heathrow
14h 59m
2 stops
PIA10:29 pmGreater Peoria
$647
Lufthansa
Apr 27
PIA7:28 pmGreater Peoria
16h 27m
2 stops
LCY5:55 pmLondon City
May 13
LCY9:15 amLondon City
19h 14m
2 stops
PIA10:29 pmGreater Peoria
$681
Lufthansa
Feb 6
PIA1:24 pmGreater Peoria
14h 21m
2 stops
LHR9:45 amLondon Heathrow
Feb 8
LHR11:10 amLondon Heathrow
16h 29m
2 stops
PIA9:39 pmGreater Peoria
$719

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 February 4, 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

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Mon 4/27

7:28 pm-3:40 pm

2 stops14h 12m

London Heathrow

Wed 5/13

1:30 pm-10:29 pm

2 stops14h 59m

$647

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 4/1

10:40 am-8:35 am

2 stops15h 55m

London Heathrow

Wed 4/8

8:40 am-6:53 pm

2 stops16h 13m

$659

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Mon 4/27

5:25 pm-11:45 am

1 stop12h 20m

London Heathrow

Wed 5/13

6:55 am-4:50 pm

2 stops15h 55m

$660

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 4/1

10:40 am-8:35 am

2 stops15h 55m

London Heathrow

Wed 4/8

8:40 am-9:08 pm

2 stops18h 28m

$661

PeoriaLondon

PIA - LCY

PIALCY

Greater Peoria

Mon 4/27

7:28 pm-5:55 pm

2 stops16h 27m

London City

Wed 5/13

9:15 am-10:29 pm

2 stops19h 14m

$681

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Mon 4/27

7:05 pm-11:15 am

1 stop10h 10m

London Heathrow

Wed 5/13

1:10 pm-11:37 pm

1 stop16h 27m

$686

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 4/1

5:25 pm-11:45 am

1 stop12h 20m

London Heathrow

Wed 4/8

8:00 am-2:07 pm

1 stop12h 07m

$688

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 4/1

1:20 pm-6:45 am

1 stop11h 25m

London Heathrow

Wed 4/8

11:05 am-9:08 pm

1 stop16h 03m

$689

PeoriaLondon

PIA - LCY

PIALCY

Greater Peoria

Thu 3/19

1:17 pm-2:05 pm

2 stops19h 48m

London City

Thu 3/26

7:50 am-11:25 pm

2 stops20h 35m

$1,667

PeoriaLondon

PIA - LCY

PIALCY

Greater Peoria

Sun 6/7

9:58 am-4:30 pm

2 stops24h 32m

London City

Sun 6/21

4:20 pm-11:42 pm

2 stops37h 22m

$1,861

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 and Lufthansa are the most popular carriers operating from Greater Peoria to London

What airlines fly to London?

American Airlines, British Airways and United Airlines are the top three most popular airlines that fly to London from Peoria, Illinois according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

11h 30m

Direct flights

None
The fastest flight from Peoria, Illinois to London takes 11h 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

  • 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 11h 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
British AirwaysPriceFrom $704Free CancellationRating
6.7
7,712 reviews
Search British Airways flights
United AirlinesPriceFrom $739Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
American AirlinesPriceFrom $749Free CancellationRating
7.2
11,216 reviews
Search American Airlines flights

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
Guildford
Crawley
Wembley
Dartford
Hayes
Croydon
Brentwood
Harrow
Watford
Cobham
Folkestone
Romford
Stansted
Richmond

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