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Cheap flights from London to Peoria, Illinois from £500

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PIA
12 May — 19 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Peoria

Enter your travel dates to find the best prices.

Cheapest flights from London to Peoria
Explore the most affordable flight options available from London to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 April 2026.

Wed 16/907:50
LHR
-
PIA
2 stops21h 13m
British Airways
Sun 20/918:33
PIA
-
LHR
1 stop30h 17m
British Airways
Deal found 9/4£767
Mon 11/514:45
LHR
-
PIA
1 stop14h 52m
British Airways
Mon 18/513:32
PIA
-
LHR
1 stop14h 58m
British Airways
Deal found 10/4£790
Fri 1/515:15
LHR
-
PIA
1 stop14h 18m
British Airways
Mon 4/513:22
PIA
-
LHR
1 stop15h 53m
British Airways
Deal found 11/4£827
Mon 25/515:15
LHR
-
PIA
1 stop14h 44m
Multiple Airlines
Mon 1/609:53
PIA
-
LHR
1 stop19h 22m
Multiple Airlines
Deal found 10/4£853
Fri 1/520:00
LHR
-
PIA
2 stops28h 24m
British Airways
Wed 22/709:51
PIA
-
LHR
1 stop14h 59m
British Airways
Deal found 9/4£861
Wed 16/909:35
LCY
-
PIA
2 stops38h 05m
British Airways
Sun 20/918:33
PIA
-
LCY
2 stops32h 37m
British Airways
Deal found 6/4£1,009
Mon 25/518:30
LCY
-
PIA
2 stops34h 15m
Lufthansa
Mon 1/613:21
PIA
-
LCY
2 stops22h 34m
Lufthansa
Deal found 10/4£1,128

Find flight deals from London to Peoria

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Peoria (PIA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 April 2026.

Round-trip from

£767

One-way from

£500
British Airways
  • British Airways
  • 16/9-20/9
  • 3 total stops
  • 51h 30m total
  • London to Peoria
Search Deals
21/9
  • 21/9
  • 2 total stops
  • 49h 39m total
  • London to Peoria
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Peoria 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, Cheapflights users made 858,174 searches. Data last updated 12 April 2026.
Use the filters below to find and compare flights from London to Peoria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPeoria

LHR - PIA

LHRPIA

London Heathrow

Wed 16/9

07:50-23:03

2 stops21h 13m

Greater Peoria

Sun 20/9

18:33-06:50

1 stop30h 17m

£767

LondonPeoria

LHR - PIA

LHRPIA

London Heathrow

Mon 25/5

15:15-23:59

1 stop14h 44m

Greater Peoria

Mon 1/6

09:53-11:15

1 stop19h 22m

£853

LondonPeoria

LHR - PIA

LHRPIA

London Heathrow

Fri 1/5

20:00-18:24

2 stops28h 24m

Greater Peoria

Wed 22/7

09:51-06:50

1 stop14h 59m

£861
Fastest return journey

LondonPeoria

LHR - PIA

LHRPIA

London Heathrow

Fri 1/5

15:15-23:33

1 stop14h 18m

Greater Peoria

Wed 22/7

06:00-06:50

1 stop18h 50m

£865

LondonPeoria

LCY - PIA

LCYPIA

London City

Wed 16/9

09:35-17:40

2 stops38h 05m

Greater Peoria

Sun 20/9

18:33-09:10

2 stops32h 37m

£1,009

LondonPeoria

LCY - PIA

LCYPIA

London City

Mon 25/5

18:30-22:45

2 stops34h 15m

Greater Peoria

Mon 1/6

13:21-17:55

2 stops22h 34m

£1,128
Cheapest one-way
Fastest single journey

LondonPeoria

LHR - PIA

LHRPIA

London Heathrow

Mon 21/9

11:10-17:40

1 stop12h 30m

£514

LondonPeoria

LCY - PIA

LCYPIA

London City

Mon 21/9

19:15-23:03

2 stops33h 48m

£540

LondonPeoria

LHR - PIA

LHRPIA

London Heathrow

Mon 21/9

19:30-16:56

2 stops27h 26m

£587

LondonPeoria

LHR - PIA

LHRPIA

London Heathrow

Mon 21/9

22:15-16:04

3 stops47h 49m

£592

Flights are sorted by cheapest return flights first.

Deals found on 9/4

Showing 1-10 of 14 resultsSorted by cheapest first
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Best time to book a flight from London to Peoria

Have a flexible travel schedule? Discover the best time to fly to Peoria from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Peoria
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from London to Peoria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Peoria from London?

    Greater Peoria (PIA) is the airport you will fly into if you book a flight from London to Peoria. You should not have trouble finding flights to Greater Peoria from London; the airport handles an average of 0 inbound flights from London per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Peoria airport from London. It is only a 6.0 mi journey from Greater Peoria (PIA) to Peoria’s city center.

  • How long is the flight from London to Peoria, Illinois?

    A quick flight from London to Peoria, Illinois can take about 21h 13m. British Airways provides one of the quickest options available for as low as £767. Airlines will cover a distance of 4069 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from London to Peoria that include hotel bookings?

    Yes. In addition to deals on London to Peoria flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Peoria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Peoria.

  • Can I find deals for business class flights from London to Peoria?

    Yes. Cheapflights offers flight deals from London to Peoria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for London to Peoria

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to O'Hare Intl flights
Stansted to O'Hare Intl flights
Gatwick to O'Hare Intl flights
Heathrow to Midway flights
London City to O'Hare Intl flights
Luton to O'Hare Intl flights
Manchester to O'Hare Intl flights
Edinburgh to O'Hare Intl flights
Heathrow to St. Louis flights
Manchester to Midway flights
Gatwick to Midway flights
Birmingham to O'Hare Intl flights
Edinburgh to Midway flights
Gatwick to St. Louis flights
Leeds to O'Hare Intl flights
Stansted to St. Louis flights
Birmingham to Midway flights
Bristol to O'Hare Intl flights
London City to St. Louis flights
Manchester to St. Louis flights
Southampton to O'Hare Intl flights
Newcastle upon Tyne to O'Hare Intl flights
Norwich to O'Hare Intl flights
Exeter to O'Hare Intl flights
Luton to St. Louis flights
Heathrow to Peoria flights
Newcastle upon Tyne to Midway flights
Grimsby to O'Hare Intl flights
Edinburgh to St. Louis flights
Newquay to O'Hare Intl flights
London City to Midway flights
Heathrow to Champaign flights
Liverpool to O'Hare Intl flights
Heathrow to Moline flights
Bristol to Midway flights
Southend to O'Hare Intl flights
Newcastle upon Tyne to St. Louis flights
Manchester to Peoria flights
Leeds to Midway flights
Leeds to St. Louis flights
Birmingham to St. Louis flights
Darlington to O'Hare Intl flights
Heathrow to Evansville flights
Gatwick to Champaign flights
Doncaster to O'Hare Intl flights
Heathrow to Springfield flights
Edinburgh to Moline flights
Southampton to Midway flights
Grimsby to St. Louis flights
Liverpool to St. Louis flights

Top airline flying from London to Peoria

Discover the top airline that operate flights from London to Peoria. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£705Average£846FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Peoria?

Deals for London to Peoria flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Peoria?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Peoria.

Can Cheapflights find flights from London to Peoria with no change fees?

Yes, we can. To see specific flights from London to Peoria with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Peoria become cheaper?

Not ready to book yet? You can track prices for flights from London to Peoria on Cheapflights with our Price Alert feature and get notified when better prices are available.

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