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

A quick flight from London to Peoria, Illinois can take about 18h. United Airlines provides one of the quickest options available for as low as £757. Airlines will cover a distance of 4069 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Peoria, Illinois ranges from 46.0 - 109.0 inches per month. May is typically the wettest month, when rainfall can reach 109.0 mm. January is typically the driest time to visit Peoria, Illinois when rainfall is around 46.0 mm.

If weather is an important factor for your trip to Peoria, Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).

What is the cheapest time of day to fly from LON to PIA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Peoria, Illinois as you normally would.

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 0 airlines have flights to the Peoria airport from London. It is only a 6.0 mi journey from Greater Peoria (PIA) to Peoria’s city center.

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.

£667+ Cheap Flights from London to Peoria, Illinois

Cheap flight deals from London to Peoria

Enter your travel dates to find the best prices.

Cheapest

Best

One-way

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 28 August 2026.

Tue 24/1110:25 -

1 stop12h 22m

Tue 1/1215:30 -

1 stop14h 30m

Deal found 24/8£765

Thu 8/1006:50 -

2 stops14h 16m

Thu 15/1008:30 -

1 stop18h 00m

Deal found 24/8£822

Thu 5/1107:40 -

2 stops22h 23m

Mon 9/1117:39 -

2 stops38h 21m

Deal found 27/8£868

Find flight deals from London to Peoria

Round-trip from	£757
One-way from	£667

United Airlines
27/1-30/1
3 total stops
30h 35m total
London to Peoria

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British Airways
27/9
2 total stops
33h 38m total
London to Peoria

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Wed 27/1

09:00-21:00

2 stops18h 00m

Greater Peoria

Sat 30/1

13:20-07:55

1 stop12h 35m

£757

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Tue 24/11

11:10-21:13

2 stops16h 03m

Greater Peoria

Tue 1/12

10:55-07:55

1 stop15h 00m

£765

Fastest return journey

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Thu 8/10

06:50-15:06

2 stops14h 16m

Greater Peoria

Thu 15/10

08:30-05:55

2 stops15h 25m

£822

LondonPeoria

LCY London City - PIA Greater Peoria

LCYPIA

London City

Thu 5/11

07:40-00:03

2 stops22h 23m

Greater Peoria

Mon 9/11

17:39-14:00

2 stops38h 21m

£868

Cheapest one-way

LondonPeoria

LCY London City - PIA Greater Peoria

LCYPIA

London City

Sun 27/9

13:20-16:58

2 stops33h 38m

£667

Fastest single journey

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Sun 27/9

09:45-00:08

1 stop20h 23m

£695

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Sun 27/9

15:00-14:37

3 stops53h 37m

£715

LondonPeoria

LCY London City - PIA Greater Peoria

LCYPIA

London City

Sun 27/9

18:30-22:58

2 stops34h 28m

£2,458

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Sorted by cheapest first

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.

LON-PIA

LCY-PIA

LHR-PIA

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

LON-PIA

LCY-PIA

LHR-PIA

No data available for this route at this time. Please check back soon.

Related info for your journey

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 0 airlines have 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 18h. United Airlines provides one of the quickest options available for as low as £757. 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.

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Cheap flights from London to Peoria, Illinois from £667

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Peoria

Cheapest flights from London to PeoriaExplore 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 28 August 2026.

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 28 August 2026.

Best flights from London to PeoriaDiscover carefully curated flight deals from London to Peoria that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.

Discover carefully curated flight deals from London to Peoria that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.

One-way flights from London to PeoriaSearch for one-way flight options from London to Peoria. Find affordable one-way fares based on user searches. Data last updated 28 August 2026.

Search for one-way flight options from London to Peoria. Find affordable one-way fares based on user searches. Data last updated 28 August 2026.

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Related info for your journey

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

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

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

How can I find direct flights from London to Peoria?

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

Browse thousands of different options on Cheapflights for your next trip

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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 28 August 2026.

Best flights from London to Peoria
Discover carefully curated flight deals from London to Peoria that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.

One-way flights from London to Peoria
Search for one-way flight options from London to Peoria. Find affordable one-way fares based on user searches. Data last updated 28 August 2026.