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$361+ Cheap flights from London (LON) to Arizona

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PHX
Apr 17 — Apr 241
Fri 4/17
Fri 4/24
1 adult, Economy
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Cheap flight deals from London to Arizona

Cheapest flights from London to Arizona
Explore the most affordable flight options available from London to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2026.

This United Airlines deal was found by Cheapflights users on 3/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/73:30 pm
LHR
-
LAS
1 stop32h 50m
United Airlines
Sat 5/92:09 pm
LAS
-
LHR
1 stop36h 01m
United Airlines
Deal found 3/13$629
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Sat 5/308:10 am
LGW
-
LAS
2 stops21h 30m
Multiple Airlines
Fri 7/317:45 am
LAS
-
LGW
1 stop19h 10m
Multiple Airlines
Deal found 3/14$633
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Sat 4/181:05 pm
LHR
-
LAS
1 stop31h 12m
United Airlines
Mon 4/209:00 am
LAS
-
LHR
1 stop15h 30m
United Airlines
Deal found 3/15$633
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 5/292:00 pm
LGW
-
LAS
2 stops31h 21m
Multiple Airlines
Sun 8/27:45 am
LAS
-
LGW
1 stop19h 10m
Multiple Airlines
Deal found 3/14$634
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Sat 5/308:10 am
LGW
-
LAS
2 stops21h 30m
Multiple Airlines
Tue 8/46:33 pm
LAS
-
LGW
1 stop32h 22m
Multiple Airlines
Deal found 3/14$643
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 6/510:20 am
LGW
-
LAS
1 stop34h 16m
Multiple Airlines
Fri 9/47:45 am
LAS
-
LGW
1 stop19h 10m
Multiple Airlines
Deal found 3/16$644
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Sat 5/308:10 am
LGW
-
LAS
2 stops21h 30m
Multiple Airlines
Sun 8/27:45 am
LAS
-
LGW
1 stop19h 10m
Multiple Airlines
Deal found 3/14$645
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Sat 12/123:20 pm
LHR
-
LAS
2 stops29h 01m
United Airlines
Mon 12/1412:15 pm
LAS
-
LHR
1 stop14h 10m
United Airlines
Deal found 3/16$648
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
Wed 6/310:50 am
LGW
-
LAS
1 stop18h 56m
Multiple Airlines
Mon 8/317:45 am
LAS
-
LGW
1 stop19h 10m
Multiple Airlines
Deal found 3/16$651
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Tue 6/21:05 pm
LGW
-
LAS
1 stop36h 14m
Multiple Airlines
Fri 7/317:45 am
LAS
-
LGW
1 stop19h 10m
Multiple Airlines
Deal found 3/14$654
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Sat 5/308:10 am
LGW
-
LAS
2 stops21h 30m
Multiple Airlines
Sat 8/17:45 am
LAS
-
LGW
1 stop19h 10m
Multiple Airlines
Deal found 3/14$657
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Wed 6/1010:50 am
LGW
-
LAS
1 stop19h 20m
Multiple Airlines
Thu 9/36:33 pm
LAS
-
LGW
1 stop32h 22m
Multiple Airlines
Deal found 3/14$658

Find flight deals from London to Arizona

Keep the following information in mind while searching for London to Arizona flight deals. Data was last updated March 18, 2026.

Round-trip from

$629
(United Airlines)

One-way from

$361
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$884

Good round-trip deal

$836 or less

Good one-way deal

$641 or less
From London (LON) to Arizona
Search Deals
One-way flight from London (LON) to Arizona
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Arizona.
Search Deals
Price to beat on a one-way flight from London (LON) to Arizona.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Arizona 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 March 18, 2026.
Use the filters below to find and compare flights from London to Arizona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Mon 9/14

12:40 pm-10:17 pm

1 stop17h 37m

Las Vegas Harry Reid Intl

Thu 10/15

9:45 am-10:45 am

1 stop17h 00m

$855

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Sat 5/9

7:40 pm-5:50 pm

1 stop30h 10m

Las Vegas Harry Reid Intl

Tue 9/1

5:15 pm-6:50 pm

1 stop17h 35m

$857

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 6/1

6:40 am-10:55 pm

2 stops24h 15m

Las Vegas Harry Reid Intl

Sat 6/6

7:00 am-2:35 pm

2 stops23h 35m

$861

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Tue 4/28

11:55 am-8:15 pm

1 stop16h 20m

Phoenix Sky Harbor Intl

Tue 5/5

9:20 pm-8:45 pm

1 stop15h 25m

$876

LondonLas Vegas

LGW - LAS

LGWLAS

London Gatwick

Sun 5/31

12:40 pm-3:32 pm

1 stop34h 52m

Las Vegas Harry Reid Intl

Thu 6/4

4:30 pm-10:45 am

1 stop34h 15m

$901

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Mon 5/4

6:40 am-11:06 pm

3 stops24h 26m

Las Vegas Harry Reid Intl

Fri 5/8

11:59 pm-9:35 am

2 stops25h 36m

$904

LondonLas Vegas

LHR - LAS

LHRLAS

London Heathrow

Thu 5/7

7:05 am-10:55 pm

3 stops23h 50m

Las Vegas Harry Reid Intl

Wed 6/10

11:36 pm-9:35 am

2 stops25h 59m

$905

LondonLas Vegas

LTN - LAS

LTNLAS

London Luton

Sun 5/31

5:40 am-9:40 pm

2 stops24h 00m

Las Vegas Harry Reid Intl

Sun 8/2

12:10 pm-9:05 pm

2 stops24h 55m

$907

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Mon 4/13

7:25 am-4:54 pm

2 stops17h 29m

Phoenix Sky Harbor Intl

Mon 4/20

9:02 am-8:20 am

2 stops15h 18m

$911

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Wed 4/22

7:25 am-4:54 pm

2 stops17h 29m

Phoenix Sky Harbor Intl

Mon 4/27

9:50 am-8:30 am

2 stops14h 40m

$914

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from London to Arizona

Have a flexible travel schedule? Discover the best time to fly to Arizona from London 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 London to Arizona

What is the cheapest month to book a flight from London to Arizona?

Currently, February is the cheapest month in which you can book a flight from London to Arizona (average of $583). Flying from London to Arizona in June is currently the most expensive (average of $789). 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.

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

Find hourly flight availability from London to Arizona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 18, 2026.

When flying from London to Arizona, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to Arizona

Explore weekly flight availability from London to Arizona. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 18, 2026.

The most flights from LON to USAZ are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost to fly round-trip from London to Arizona?

Reviews of airlines servicing Arizona

Get insights into the airlines that provide service to Arizona. 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 Arizona. Reviews last updated March 18, 2026.
Get a feel of what it's like to fly with American Airlines and British Airways from London to Arizona by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,468 reviews

Entertainment

6.9

Food

6.4

Overall

7.1

Boarding

7.5

Crew

7.9

Comfort

7.2

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!
American Airlines
7.1
Good
11,468 reviews
American Airlines
7.1
Good
11,468 reviews

Entertainment

6.9

Food

6.4

Overall

7.1

Boarding

7.5

Crew

7.9

Comfort

7.2

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!
British Airways
6.7
Okay
7,800 reviews
American Airlines
7.1
Good
11,468 reviews

Entertainment

6.9

Food

6.4

Overall

7.1

Boarding

7.5

Crew

7.9

Comfort

7.2

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!

Related info for your journey

Find useful and relevant information for your journey from London to Arizona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Arizona?

    For as low as $855, Air Transat can have you in Arizona from London in 17h 37m. Airlines will cover a distance of 5236 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from London to Arizona one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $454. Aer Lingus flights start at $654 while deals on British Airways start at $737 one-way.

  • What are the most popular routes from London to Arizona?

    The most popular flight routes from London to Arizona are London Heathrow - Las Vegas Harry Reid Intl, London Gatwick - Las Vegas Harry Reid Intl and London City - Las Vegas Harry Reid Intl.

  • What are the most reliable airlines from London to Arizona?

    Consider American Airlines (87%), Aer Lingus (87%) or Finnair (87%) when booking your flight. These represent the most reliable airlines when flying from London to Arizona.

  • What are the cheapest flights from London to Arizona?

    Looking for the cheapest flight from London to Arizona? While on average our users pay $1,838, our data indicates the cheapest price to be $552. The most popular route (London Heathrow - Las Vegas Harry Reid Intl), is priced around $692.

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

    Yes. In addition to deals on London to Arizona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Arizona?

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

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

    Yes. Cheapflights offers flight deals from London to Arizona 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 London to Arizona?

    Currently, February is the cheapest month in which you can book a flight from London to Arizona (average of $583). Flying from London to Arizona in June is currently the most expensive (average of $789). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from London to Arizona

Discover the top 4 airlines that operate flights from London to Arizona. 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 March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$670Average$898FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$685Average$1,057FlexibilityNo cancel feeOn-time62%
British AirwaysCheapest$722Average$898FlexibilityNo cancel feeOn-time70%
IberiaCheapest$832Average$975FlexibilityNo cancel feeOn-time77%

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