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$580+ Cheap flights from Peoria, IL (PIA) to the United Kingdom

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — LHR
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
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 January 14, 2026.

Most accurate provider

oojo
3 stars

Most trusted provider

oojo
3 stars

Round-trip from

$580
(Cheapflightsfares)

Popular in

December

Cheapest in

September
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
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($428 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($124 potential savings vs. average RT price).
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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 January 14, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/95:16 pm
PIA
-
LHR
1 stop11h 09m
British Airways
Mon 2/167:40 pm
LHR
-
PIA
2 stops33h 45m
British Airways
Deal found 1/11$580
This oojo deal was found by Cheapflights users on 1/11. 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 2/116:44 pm
PIA
-
LHR
1 stop9h 41m
British Airways
Tue 3/37:30 am
LHR
-
PIA
2 stops16h 55m
British Airways
Deal found 1/11$584
This Booking.com deal was found by Cheapflights users on 1/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/255:16 pm
PIA
-
LHR
1 stop11h 09m
Multiple Airlines
Tue 2/37:30 am
LHR
-
PIA
2 stops20h 51m
Multiple Airlines
Deal found 1/13$599
This British Airways deal was found by Cheapflights users on 1/13. 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.
Sun 1/255:16 pm
PIA
-
LHR
1 stop12h 19m
British Airways
Tue 2/32:10 pm
LHR
-
PIA
1 stop32h 22m
British Airways
Deal found 1/13$601
This lastminute.com deal was found by Cheapflights users on 1/13. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/255:18 pm
PIA
-
LHR
2 stops16h 32m
Lufthansa
Tue 2/37:40 am
LHR
-
PIA
2 stops19h 59m
Lufthansa
Deal found 1/13$611
This Cheapflightsfares deal was found by Cheapflights users on 1/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/111:24 pm
PIA
-
LHR
2 stops14h 21m
Lufthansa
Tue 3/311:10 am
LHR
-
PIA
2 stops16h 16m
Lufthansa
Deal found 1/11$614
This American Airlines deal was found by Cheapflights users on 1/13. 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 8/1210:06 am
PIA
-
LHR
1 stop16h 59m
American Airlines
Wed 8/199:15 am
LHR
-
PIA
1 stop13h 00m
American Airlines
Deal found 1/13$624
This United Airlines deal was found by Cheapflights users on 1/11. 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 2/1110:45 am
PIA
-
LHR
2 stops16h 35m
United Airlines
Mon 2/1612:05 pm
LHR
-
PIA
2 stops52h 06m
United Airlines
Deal found 1/11$630
This oojo deal was found by Cheapflights users on 1/12. 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.
Thu 2/266:55 pm
PIA
-
LHR
1 stop10h 40m
British Airways
Thu 3/56:15 am
LHR
-
PIA
2 stops18h 10m
British Airways
Deal found 1/12$634
This Expedia deal was found by Cheapflights users on 1/12. 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 2/261:25 pm
PIA
-
LCY
2 stops22h 15m
Lufthansa
Thu 3/56:15 pm
LCY
-
PIA
2 stops33h 06m
Lufthansa
Deal found 1/12$756
This oojo deal was found by Cheapflights users on 1/13. 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.
Sun 6/76:55 pm
PIA
-
LCY
2 stops15h 35m
British Airways
Mon 6/152:05 pm
LCY
-
PIA
2 stops34h 17m
British Airways
Deal found 1/13$1,475
This oojo deal was found by Cheapflights users on 1/12. 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 7/86:55 pm
PIA
-
LCY
2 stops31h 40m
British Airways
Sun 7/194:20 pm
LCY
-
PIA
2 stops32h 02m
British Airways
Deal found 1/12$1,479

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 January 14, 2026.
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

Wed 2/11

6:44 pm-11:35 am

1 stop10h 51m

London Heathrow

Mon 2/16

7:40 pm-11:25 pm

2 stops33h 45m

$580

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Mon 2/9

5:16 pm-10:25 am

1 stop11h 09m

London Heathrow

Mon 2/16

7:40 pm-11:25 pm

2 stops33h 45m

$580

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 2/11

6:44 pm-10:25 am

1 stop9h 41m

London Heathrow

Tue 3/3

7:30 am-6:25 pm

2 stops16h 55m

$584

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Sun 1/25

5:16 pm-10:25 am

1 stop11h 09m

London Heathrow

Tue 2/3

7:30 am-10:21 pm

2 stops20h 51m

$599

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Sun 1/25

5:16 pm-11:35 am

1 stop12h 19m

London Heathrow

Tue 2/3

2:10 pm-4:32 pm

1 stop32h 22m

$601

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Sun 1/25

5:18 pm-3:50 pm

2 stops16h 32m

London Heathrow

Tue 2/3

7:40 am-9:39 pm

2 stops19h 59m

$611

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Wed 2/11

10:45 am-9:20 am

2 stops16h 35m

London Heathrow

Mon 2/16

12:05 pm-10:11 am

2 stops52h 06m

$630

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Thu 2/26

6:55 pm-11:35 am

1 stop10h 40m

London Heathrow

Thu 3/5

6:15 am-6:25 pm

2 stops18h 10m

$634

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Mon 2/9

5:18 pm-6:35 pm

2 stops19h 17m

London Heathrow

Mon 2/16

7:15 pm-5:10 pm

2 stops51h 55m

$649

PeoriaLondon

PIA - LHR

PIALHR

Greater Peoria

Fri 2/27

5:22 pm-12:15 pm

1 stop12h 53m

London Heathrow

Fri 3/6

12:35 pm-6:25 pm

1 stop11h 50m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/11

Showing 1-10 of 19 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
No data available for this route at this time. Please check back soon.

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 January 14, 2026.
Read reviews from past customers who have flown United Airlines, American Airlines, and British Airways from Peoria to the United Kingdom. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,152 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,152 reviews
United Airlines
7.4
Good
9,152 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,116 reviews
United Airlines
7.4
Good
9,152 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,669 reviews
United Airlines
7.4
Good
9,152 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

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

    There are many flights that can get you from Peoria, Illinois to United Kingdom in 10h 51m. Fly via British Airways or Lufthansa to get the fastest option. The distance from Peoria, Illinois to United Kingdom is about 4069 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    While some choose either Greater Peoria - London City or Greater Peoria - London Gatwick, 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.

See more FAQs

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Alternative routes for Peoria to United Kingdom

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Top 3 airlines flying from Peoria to United Kingdom

Discover the top 3 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 January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$729Average$887FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$739Average$911FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$743Average$887FlexibilityNo cancel feeOn-time71%

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