Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Peoria, Illinois to London from $690

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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Peoria, Illinois to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:22 pm - 7:55 amPIA  Greater Peoria-LHR London Heathrow
32h 33m1 stop Chicago O'Hare Intl
United Airlines Logo
6:50 am - 10:08 amLHR  London Heathrow-PIA Greater Peoria
33h 18m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
$737United Airlines
Sun, Nov 15 - Wed, Nov 18
United Airlines Logo
5:22 pm - 7:10 amPIA  Greater Peoria-LHR London Heathrow
31h 48m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
6:50 am - 9:13 pmLHR  London Heathrow-PIA Greater Peoria
20h 23m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
$740United Airlines
Sun, Nov 15 - Wed, Nov 18
United Airlines Logo
5:22 pm - 10:05 amPIA  Greater Peoria-LHR London Heathrow
34h 43m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
9:00 am - 11:13 pmLHR  London Heathrow-PIA Greater Peoria
20h 13m2 stops Zurich Chicago O'Hare Intl
$750United Airlines
Sun, Nov 15 - Wed, Nov 18
United Airlines Logo
2:35 pm - 7:55 amPIA  Greater Peoria-LHR London Heathrow
11h 20m1 stop Chicago O'Hare Intl
United Airlines Logo
6:50 am - 4:47 pmLHR  London Heathrow-PIA Greater Peoria
15h 57m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
$867United Airlines
Sun, Nov 15 - Wed, Nov 18
Lufthansa Logo
5:20 pm - 3:50 pmPIA  Greater Peoria-LHR London Heathrow
16h 30m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
11:10 am - 9:00 pmLHR  London Heathrow-PIA Greater Peoria
15h 50m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$870Lufthansa
Tue, Feb 9 - Tue, Feb 16
American Airlines Logo
6:50 am - 7:30 amPIA  Greater Peoria-LGW London Gatwick
18h 40m2 stops Dallas/Fort Worth Orlando
American Airlines Logo
11:15 am - 12:10 amLGW  London Gatwick-PIA Greater Peoria
18h 55m2 stops Orlando Chicago O'Hare Intl
$872American Airlines
Tue, Feb 9 - Tue, Feb 16
American Airlines Logo
5:30 pm - 11:35 amPIA  Greater Peoria-LHR London Heathrow
12h 05m1 stop Chicago O'Hare Intl
American Airlines Logo
11:45 am - 11:57 pmLHR  London Heathrow-PIA Greater Peoria
18h 12m1 stop Charlotte Douglas
$906American Airlines
Tue, Feb 9 - Tue, Feb 16
Lufthansa Logo
1:20 pm - 5:40 pmPIA  Greater Peoria-LCY London City
22h 20m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
9:50 am - 4:31 pmLCY  London City-PIA Greater Peoria
36h 41m2 stops Frankfurt am Main Chicago O'Hare Intl
$949Lufthansa
Tue, Feb 9 - Tue, Feb 16
American Airlines Logo
4:28 pm - 12:10 pmPIA  Greater Peoria-LHR London Heathrow
13h 42m1 stop Charlotte Douglas
American Airlines Logo
3:15 pm - 12:10 amLHR  London Heathrow-PIA Greater Peoria
14h 55m1 stop Chicago O'Hare Intl
$967American Airlines
Sun, Sep 13 - Tue, Oct 20
British Airways Logo
6:48 pm - 12:15 pmPIA  Greater Peoria-LHR London Heathrow
11h 27m1 stop Chicago O'Hare Intl
British Airways Logo
9:45 am - 4:58 pmLHR  London Heathrow-PIA Greater Peoria
13h 13m1 stop Chicago O'Hare Intl
$977British Airways
Tue, Sep 8 - Tue, Sep 15

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Peoria, Illinois to London

Our best United Airlines deals on Peoria, Illinois to London flight tickets
United Airlines
Nov 15
PIA5:22 pmGreater Peoria
32h 33m
1 stop
LHR7:55 amLondon Heathrow
Nov 18
LHR6:50 amLondon Heathrow
33h 18m
2 stops
PIA10:08 amGreater Peoria
$737
United Airlines
Nov 15
PIA5:22 pmGreater Peoria
31h 48m
2 stops
LHR7:10 amLondon Heathrow
Nov 18
LHR6:50 amLondon Heathrow
20h 23m
2 stops
PIA9:13 pmGreater Peoria
$740
United Airlines
Nov 15
PIA5:22 pmGreater Peoria
34h 43m
2 stops
LHR10:05 amLondon Heathrow
Nov 18
LHR9:00 amLondon Heathrow
20h 13m
2 stops
PIA11:13 pmGreater Peoria
$750

British Airways flights from Peoria, Illinois to London

Our best British Airways deals on Peoria, Illinois to London flight tickets
British Airways
Sep 8
PIA6:48 pmGreater Peoria
11h 27m
1 stop
LHR12:15 pmLondon Heathrow
Sep 15
LHR9:45 amLondon Heathrow
13h 13m
1 stop
PIA4:58 pmGreater Peoria
$977
British Airways
Sep 8
PIA6:48 pmGreater Peoria
32h 22m
2 stops
LCY9:10 amLondon City
Sep 15
LCY7:15 pmLondon City
34h 53m
2 stops
PIA12:08 amGreater Peoria
$1,012
British Airways
Feb 9
PIA5:30 pmGreater Peoria
36h 35m
2 stops
LHR12:05 pmLondon Heathrow
Feb 16
LHR7:05 pmLondon Heathrow
35h 05m
2 stops
PIA12:10 amGreater Peoria
$1,024

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 August 15, 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 Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 11/15

5:22 pm-7:55 am

1 stop32h 33m

London Heathrow

Wed 11/18

6:50 am-10:08 am

2 stops33h 18m

$737

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 11/15

5:22 pm-7:10 am

2 stops31h 48m

London Heathrow

Wed 11/18

6:50 am-9:13 pm

2 stops20h 23m

$740

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 11/15

5:22 pm-10:05 am

2 stops34h 43m

London Heathrow

Wed 11/18

9:00 am-11:13 pm

2 stops20h 13m

$750

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 11/15

2:35 pm-7:55 am

1 stop11h 20m

London Heathrow

Wed 11/18

6:50 am-4:47 pm

2 stops15h 57m

$867

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Tue 2/9

5:20 pm-3:50 pm

2 stops16h 30m

London Heathrow

Tue 2/16

11:10 am-9:00 pm

2 stops15h 50m

$870

PeoriaLondon

PIA Greater Peoria - LGW London Gatwick

PIALGW

Greater Peoria

Tue 2/9

6:50 am-7:30 am

2 stops18h 40m

London Gatwick

Tue 2/16

11:15 am-12:10 am

2 stops18h 55m

$872

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Tue 2/9

5:30 pm-11:35 am

1 stop12h 05m

London Heathrow

Tue 2/16

11:45 am-11:57 pm

1 stop18h 12m

$906

PeoriaLondon

PIA Greater Peoria - LCY London City

PIALCY

Greater Peoria

Tue 2/9

1:20 pm-5:40 pm

2 stops22h 20m

London City

Tue 2/16

9:50 am-4:31 pm

2 stops36h 41m

$949

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Sun 9/13

4:28 pm-12:10 pm

1 stop13h 42m

London Heathrow

Tue 10/20

3:15 pm-12:10 am

1 stop14h 55m

$967
Quickest round-trip

PeoriaLondon

PIA Greater Peoria - LHR London Heathrow

PIALHR

Greater Peoria

Tue 9/8

6:48 pm-12:15 pm

1 stop11h 27m

London Heathrow

Tue 9/15

9:45 am-4:58 pm

1 stop13h 13m

$977

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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 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 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?

    A flight from Greater Peoria to London will travel around 4075.3 mi. Flights usually cover this in 11h 20m, 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
11,941 reviews
Search American Airlines flights
United AirlinesPriceFrom $972Free CancellationRating
7.4
10,111 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
Luton
Hayes
Wembley
Croydon
Dover
Stansted
Richmond
Kingston upon Thames
Harrow
Watford
Cobham
Slough
Uxbridge
Worthing
Romford
Ilford
Bedford

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.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 9/14
Mon 9/21
By creating a price alert you accept our terms of use and privacy policy.

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