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

A quick flight from London to Peoria, Illinois can take about 31h 10m. United Airlines provides one of the quickest options available for as low as £767. Airlines will cover a distance of 4069 mi.

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.

£767+ 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

Last-minute

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 6 November 2026.

Tue 15/1209:00 -

2 stops31h 10m

Tue 22/1208:05 -

1 stop17h 50m

Deal found 2/11£767

Sun 29/1111:05 -

2 stops35h 42m

Sun 6/1214:36 -

2 stops19h 44m

Deal found 1/11£781

Tue 15/1213:35 -

1 stop13h 25m

Tue 22/1214:45 -

1 stop33h 10m

Deal found 2/11£797

Wed 16/1207:40 -

1 stop16h 18m

Wed 23/1214:35 -

2 stops13h 30m

Deal found 31/10£873

Thu 17/1207:40 -

1 stop21h 02m

Thu 24/1214:35 -

2 stops13h 50m

Deal found 2/11£874

Sun 20/1207:40 -

1 stop21h 02m

Sun 27/1214:35 -

1 stop33h 20m

Deal found 5/11£1,052

Sat 19/1207:40 -

1 stop12h 18m

Sat 26/1208:05 -

1 stop15h 50m

Deal found 4/11£1,189

Find flight deals from London to Peoria

Round-trip from	£767

United Airlines
15/12-22/12
3 total stops
49h 00m total
London to Peoria

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Tue 15/12

09:00-10:10

2 stops31h 10m

Greater Peoria

Tue 22/12

08:05-07:55

1 stop17h 50m

£767

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Wed 27/1

09:00-18:57

2 stops15h 57m

Greater Peoria

Sat 30/1

14:28-13:00

2 stops16h 32m

£775

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Wed 16/12

07:40-17:58

1 stop16h 18m

Greater Peoria

Wed 23/12

06:15-05:55

1 stop17h 40m

£797

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Thu 17/12

07:40-13:58

1 stop12h 18m

Greater Peoria

Thu 24/12

14:35-05:55

1 stop33h 20m

£874

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Sun 20/12

07:40-22:42

1 stop21h 02m

Greater Peoria

Sun 27/12

14:35-05:55

1 stop33h 20m

£1,052

Fastest return journey

LondonPeoria

LHR London Heathrow - PIA Greater Peoria

LHRPIA

London Heathrow

Sat 19/12

07:40-13:58

1 stop12h 18m

Greater Peoria

Sat 26/12

08:05-05:55

1 stop15h 50m

£1,189

Flights are sorted by cheapest return flights first.

Deals found on 2/11

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

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

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 31h 10m. United Airlines provides one of the quickest options available for as low as £767. Airlines will cover a distance of 4069 mi.
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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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.

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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.

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Cheap flights from London to Peoria, Illinois from £767

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/12. 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 6 November 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 6 November 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 6 November 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 6 November 2026.

Last-minute flights from London to PeoriaDiscover last-minute flight deals from London to Peoria. Data last updated 6 November 2026 and is based on user searches.

Discover last-minute flight deals from London to Peoria. Data last updated 6 November 2026 and is based on user searches.

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Best time to book a flight from London to Peoria

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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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Direct flights to Illinois

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London and Peoria flights

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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 6 November 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 6 November 2026.

Last-minute flights from London to Peoria
Discover last-minute flight deals from London to Peoria. Data last updated 6 November 2026 and is based on user searches.