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$496+ Cheap flights from Peoria, IL (PIA) to the United Kingdom

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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — LHR
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Peoria to United Kingdom

Keep the following information in mind while searching for Peoria to United Kingdom flight deals. Data was last updated April 30, 2025.

Most accurate provider

oojo
3 stars

Most trusted provider

oojo
3 stars

Round-trip from

$765
(United Airlines)

One-way from

$496
(American Airlines)

Popular in

August

Cheapest in

February

Average price

$762
Provider with most accurate pricing for Greater Peoria-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Greater Peoria-London (LON) flights.
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From Greater Peoria to United Kingdom
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One-way flight from Greater Peoria to United Kingdom
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Highest demand for flights based on searches. 19% potential increase in price ($217 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Peoria to United Kingdom

Cheapest flights from Peoria to United Kingdom
Explore the most affordable flight options available from Peoria to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/198:10 amPIA - LHR
1 stop16h 10mUnited Airlines
Tue 8/262:05 pmLHR - PIA
2 stops26h 08mUnited Airlines
Deal found 4/28$765
This British Airways deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:38 pmPIA - LHR
1 stop9h 52mBritish Airways
Tue 8/269:15 amLHR - PIA
1 stop14h 53mBritish Airways
Deal found 4/28$788
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2010:06 amPIA - LHR
1 stop14h 44mAmerican Airlines
Mon 8/253:30 pmLHR - PIA
1 stop13h 51mAmerican Airlines
Deal found 4/28$838
This oojo deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:27 pmPIA - LCY
2 stops41h 58mBritish Airways
Tue 8/121:20 pmLCY - PIA
2 stops35h 49mBritish Airways
Deal found 4/29$906
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/118:15 pmPIA - LGW
1 stop31h 45mMultiple Airlines
Tue 7/152:00 pmLGW - PIA
1 stop23h 59mMultiple Airlines
Deal found 4/29$965
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/72:36 pmPIA - LCY
2 stops15h 54mMultiple Airlines
Mon 5/196:05 pmLCY - PIA
2 stops28h 42mMultiple Airlines
Deal found 4/29$988
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/123:53 pmPIA - LHR
2 stops13h 32mMultiple Airlines
Thu 6/196:50 amLHR - PIA
2 stops14h 28mMultiple Airlines
Deal found 4/28$1,138
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/45:00 amPIA - LGW
2 stops19h 35mAmerican Airlines
Sat 7/2612:20 pmLGW - PIA
2 stops17h 07mAmerican Airlines
Deal found 4/29$1,291
This Expedia deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2211:00 amPIA - LCY
2 stops25h 35mLufthansa
Mon 6/27:10 pmLCY - PIA
2 stops27h 32mLufthansa
Deal found 4/29$1,325
This oojo deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:05 pmPIA - LGW
2 stops20h 05mBritish Airways
Mon 5/198:40 pmLGW - PIA
2 stops31h 16mBritish Airways
Deal found 4/29$1,443

Cheapflights Fare Finder

Customize your flight search to find flights from Peoria to United Kingdom 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 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from Peoria to the United Kingdom that are best for you.

Fly from

Peoria

Fly to

United Kingdom

Route

Depart

Return

Price

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Tue 8/19

4:15 pm-12:45 pm

1 stop14h 30m

London Heathrow

Tue 8/26

9:15 am-6:08 pm

1 stop14h 53m

$748

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Tue 8/19

10:49 am-10:00 am

2 stops17h 11m

London Heathrow

Tue 8/26

2:05 pm-10:13 am

2 stops26h 08m

$765

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Thu 9/25

6:27 pm-12:15 pm

1 stop11h 48m

London Heathrow

Thu 10/2

12:15 pm-5:57 pm

1 stop11h 42m

$838

PeoriaLondon

PIA - LCY

PIALCY

Greater Peoria

Tue 8/5

6:27 pm-6:25 pm

2 stops41h 58m

London City

Tue 8/12

1:20 pm-7:09 pm

2 stops35h 49m

$906

PeoriaLondon

PIA - LGW

PIALGW

Greater Peoria

Fri 7/11

8:15 pm-10:00 am

1 stop31h 45m

London Gatwick

Tue 7/15

2:00 pm-7:59 am

1 stop23h 59m

$965

PeoriaLondon

PIA - LCY

PIALCY

Greater Peoria

Wed 6/11

11:00 am-4:25 pm

2 stops23h 25m

London City

Wed 6/18

8:45 am-9:22 pm

2 stops18h 37m

$1,116

PeoriaLondon

PIA - LGW

PIALGW

Greater Peoria

Fri 7/4

5:00 am-6:35 am

2 stops19h 35m

London Gatwick

Sat 7/26

12:20 pm-11:27 pm

2 stops17h 07m

$1,291

PeoriaLondon

PIA - LCY

PIALCY

Greater Peoria

Thu 5/22

11:00 am-6:35 pm

2 stops25h 35m

London City

Mon 6/2

7:10 pm-4:42 pm

2 stops27h 32m

$1,325

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Sun 5/11

4:35 pm-8:20 pm

3 stops45h 45m

London Heathrow

Wed 5/21

2:10 pm-7:59 pm

2 stops35h 49m

$1,567

PeoriaLondon

PIA - LGW

PIALGW

Greater Peoria

Wed 6/11

6:26 pm-8:00 pm

2 stops19h 34m

London Gatwick

Wed 6/18

11:35 am-11:19 pm

2 stops17h 44m

$1,712

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 12 results
1
2

Best time to book a flight from Peoria to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Peoria with our price prediction graph.
Estimated round-trip 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 Peoria to the United Kingdom

Rainfall in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in United Kingdom ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit United Kingdom when rainfall is around 1.6 in.

Temperature in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average temperature totals by month.

If weather is an important factor for your trip to United Kingdom, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated April 30, 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines and Lufthansa from Peoria to United Kingdom by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,696 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,696 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.7
Okay
7,042 reviews
United Airlines
7.4
Good
8,696 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.6
Okay
6,837 reviews
United Airlines
7.4
Good
8,696 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Peoria to United Kingdom. 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 from for flights from Peoria to United Kingdom?

    Located just 6.0 mi from the city center, Greater Peoria (PIA) is the airport most travelers will use when flying to United Kingdom from Peoria.

  • What are the most popular routes from Peoria, Illinois to United Kingdom?

    While some choose either Greater Peoria - London Gatwick or Greater Peoria - London City, Greater Peoria - London Heathrow is the most popular route from Peoria, Illinois to United Kingdom.

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

    Yes. In addition to deals on Peoria to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Peoria to United Kingdom?

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

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

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

  • What is the cheapest month to book a flight from Peoria, Illinois to United Kingdom?

    Currently, November is the cheapest month in which you can book a flight from Peoria, Illinois to United Kingdom (average of $661). Flying from Peoria, Illinois to United Kingdom in June is currently the most expensive (average of $1,110). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Peoria to United Kingdom

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Top 2 airlines flying from Peoria to United Kingdom

Discover the top 2 airlines that operate flights from Peoria to United Kingdom. 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 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$729Average$1,147FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$743Average$896FlexibilityNo cancel feeOn-time71%

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