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Cheap flights from London to Peoria, Illinois from £738

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PIA
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Peoria

Enter your travel dates to find the best prices.

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 5 December 2025.

Thu 19/209:00LHR - PIA
2 stops31h 16mUnited Airlines
Mon 23/210:51PIA - LHR
2 stops13h 29mUnited Airlines
Deal found 2/12£738
Mon 5/120:15LHR - PIA
2 stops31h 24mLufthansa
Sat 10/113:24PIA - LHR
2 stops38h 16mLufthansa
Deal found 4/12£1,241

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 5 December 2025.

Round-trip from

£738
United Airlines
  • United Airlines
  • 19/2-23/2
  • 4 total stops
  • 44h 45m total
  • London to Peoria
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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 5 December 2025.
Use the filters below to find and compare flights from London to Peoria that are best for you.

Fly from

London

Fly to

Peoria

Route

Depart

Return

Price

LondonPeoria

LHR - PIA

LHRPIA

London Heathrow

Thu 19/2

09:00-10:16

2 stops31h 16m

Greater Peoria

Mon 23/2

10:51-06:20

2 stops13h 29m

£738

LondonPeoria

LHR - PIA

LHRPIA

London Heathrow

Mon 5/1

20:15-21:39

2 stops31h 24m

Greater Peoria

Sat 10/1

13:24-09:40

2 stops38h 16m

£1,241

Flights are sorted by cheapest return flights first.

Deals found on 2/12

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

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

Find hourly flight availability from London to Peoria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 December 2025.

A simple way to save on the total cost of your ticket is to fly from London to Peoria, Illinois in the evening. If you’re flexible enough to do this you can expect to save up to 41% on your trip compared to booking a flight in the afternoon.

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 31h 16m. United Airlines provides one of the quickest options available for as low as £738. 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.

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.
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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 5 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£711Average£801FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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