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$418+ Cheap flights from Phoenix to London (LON)

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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — LON
Jan 4 — Jan 111
Sun 1/4
Sun 1/11
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to London are usually found in October or September, booked 66 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Phoenix to London

Cheapest flights from Phoenix to London
Explore the most affordable flight options available from Phoenix to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.

This FlightHub deal was found by Cheapflights users on 12/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:51 pmPHX - LHR
1 stop11h 49mLufthansa
Tue 12/1610:25 amLHR - PHX
1 stop15h 38mLufthansa
Deal found 12/2$673
This United Airlines deal was found by Cheapflights users on 12/3. 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 12/102:51 pmPHX - LHR
1 stop11h 49mUnited Airlines
Thu 12/187:40 amLHR - PHX
1 stop15h 07mUnited Airlines
Deal found 12/3$677
This CheapOair deal was found by Cheapflights users on 12/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:20 amPHX - LHR
2 stops20h 50mMultiple Airlines
Wed 12/1710:00 amLHR - PHX
1 stop19h 11mMultiple Airlines
Deal found 12/3$678
This Cheapflightsfares deal was found by Cheapflights users on 12/3. 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.
Tue 12/308:25 pmPHX - LHR
Nonstop9h 50mBritish Airways
Tue 1/1310:05 amLHR - PHX
1 stop16h 09mBritish Airways
Deal found 12/3$693
This SWISS deal was found by Cheapflights users on 12/2. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/94:44 pmPHX - LHR
2 stops18h 06mSWISS
Tue 12/169:00 amLHR - PHX
2 stops19h 59mSWISS
Deal found 12/2$695
This FlightHub deal was found by Cheapflights users on 12/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:45 amPHX - LHR
2 stops24h 45mScandinavian Airlines
Sun 1/115:00 pmLHR - PHX
2 stops36h 40mScandinavian Airlines
Deal found 12/5$699
This SWISS deal was found by Cheapflights users on 12/2. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/94:44 pmPHX - LCY
2 stops17h 21mSWISS
Tue 12/169:15 amLCY - PHX
2 stops19h 44mSWISS
Deal found 12/2$719
This United Airlines deal was found by Cheapflights users on 12/3. 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 12/112:51 pmPHX - LHR
1 stop11h 49mUnited Airlines
Thu 12/187:40 amLHR - PHX
1 stop15h 07mUnited Airlines
Deal found 12/3$727
This CheapOair deal was found by Cheapflights users on 12/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:20 amPHX - LHR
2 stops20h 50mMultiple Airlines
Tue 12/2312:05 pmLHR - PHX
1 stop15h 47mMultiple Airlines
Deal found 12/3$728
This CrystalTravel deal was found by Cheapflights users on 12/3. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:15 amPHX - LHR
1 stop12h 40mBrussels Airlines
Sun 12/147:40 amLHR - PHX
1 stop18h 23mBrussels Airlines
Deal found 12/3$730
This Priceline deal was found by Cheapflights users on 12/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:59 pmPHX - LHR
1 stop13h 46mJetBlue
Mon 12/89:20 amLHR - PHX
1 stop18h 41mJetBlue
Deal found 12/3$738
This FlightHub deal was found by Cheapflights users on 12/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:30 pmPHX - LHR
2 stops32h 40mAir Canada
Tue 1/1311:05 amLHR - PHX
2 stops42h 40mAir Canada
Deal found 12/3$749

Find flight deals from Phoenix to London

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to London (LON). 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 December 5, 2025.

Round-trip from

$664
(Booking.com)

One-way from

$418
(JetBlue)

Popular in

December

Cheapest in

October

Average price

$1,304
From Phoenix to London (LON)
Search Deals
One-way flight from Phoenix to London (LON)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to London 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 December 5, 2025.
Use the filters below to find and compare flights from Phoenix to London that are best for you.

Fly from

Phoenix

Fly to

London

Route

Depart

Return

Price

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Wed 3/18

6:10 am-8:05 am

1 stop18h 55m

London Heathrow

Tue 3/24

5:35 pm-1:35 pm

1 stop27h 00m

$665

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Wed 1/7

6:55 am-7:05 am

2 stops17h 10m

London Heathrow

Tue 1/13

11:30 am-10:47 pm

2 stops18h 17m

$667

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 3/30

8:40 am-9:00 am

1 stop16h 20m

London Heathrow

Tue 4/7

6:15 am-12:45 pm

1 stop14h 30m

$668

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 3/24

1:52 pm-9:40 am

1 stop12h 48m

London Heathrow

Tue 4/7

6:55 am-4:49 pm

2 stops17h 54m

$671

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 3/23

8:25 pm-1:15 pm

Nonstop9h 50m

London Heathrow

Fri 4/3

4:10 pm-7:00 pm

Nonstop10h 50m

$685

PhoenixLondon

PHX - LCY

PHXLCY

Phoenix Sky Harbor Intl

Sun 2/15

9:40 am-12:55 pm

2 stops20h 15m

London City

Fri 2/27

9:20 am-9:50 pm

2 stops19h 30m

$689

PhoenixLondon

PHX - LCY

PHXLCY

Phoenix Sky Harbor Intl

Sun 1/18

12:28 pm-12:55 pm

2 stops17h 27m

London City

Tue 1/27

9:15 am-10:59 pm

2 stops20h 44m

$689

PhoenixLondon

PHX - LCY

PHXLCY

Phoenix Sky Harbor Intl

Tue 1/20

12:28 pm-12:55 pm

2 stops41h 27m

London City

Tue 1/27

9:15 am-11:57 pm

2 stops21h 42m

$695

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sun 1/18

7:30 am-6:25 am

1 stop15h 55m

London Heathrow

Sun 1/25

8:40 am-9:02 pm

2 stops19h 22m

$707

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sat 2/14

6:31 pm-7:10 am

2 stops29h 39m

London Heathrow

Sat 2/28

9:00 am-9:50 pm

2 stops19h 50m

$709

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 60 results
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Best time to book a flight from Phoenix to London

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

How far ahead should I book a flight from Phoenix to London?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to London. Price data was last updated on November 28, 2025.

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Phoenix to London (average of $503). Flying from Phoenix to London in June is currently the most expensive (average of $790). 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 PHX to LON?

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

Unlike in the evening, when flights are generally more expensive, you can save up to 22% on flights from Phoenix to London by exploring options for tickets in the morning.

What is the cheapest day to fly from Phoenix to London?

Use this chart to determine the cheapest time to fly round-trip from Phoenix to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Phoenix to London flight should consider departing on Sunday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix to London

Explore weekly flight availability from Phoenix to London. 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 December 5, 2025.

The most flights from PH1 to LON 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 Phoenix to London?

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated December 5, 2025.
Get a feel of what it's like to fly with Finnair, American Airlines, and JetBlue from Phoenix to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,334 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Finnair
7.6
Good
1,334 reviews
Finnair
7.6
Good
1,334 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
American Airlines
7.2
Good
11,043 reviews
Finnair
7.6
Good
1,334 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
JetBlue
7.2
Good
2,898 reviews
Finnair
7.6
Good
1,334 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Iberia
7.0
Good
3,041 reviews
Finnair
7.6
Good
1,334 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
British Airways
6.7
Okay
7,562 reviews
Finnair
7.6
Good
1,334 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.4

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.

Related info for your journey

Find useful and relevant information for your journey from Phoenix to London. 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 Phoenix to London?

    There are many flights that can get you from Phoenix to London in 18h 55m. Fly via Delta, SWISS, or Lufthansa to get the fastest option. The distance between Phoenix and London is about 5255 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Phoenix to London round-trip?

    Our cheapest airline available from Phoenix to London is British Airways. Our recent data shows that you can find tickets from as low as $515 on this airline. Additional options worth looking into are American Airlines and Scandinavian Airlines, starting at $533 and $533 round-trip. British Airways is currently priced 42% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $219 on WestJet. Other airlines that offer cheap prices include JetBlue from $280 and United Airlines from $398 one-way.

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

    While some choose either Phoenix Sky Harbor Intl - London Gatwick or Phoenix Sky Harbor Intl - London City, Phoenix Sky Harbor Intl - London Heathrow is the most popular route from Phoenix to London.

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

    The top 3 most reliable airlines when flying from Phoenix to London are American Airlines (61%), Finnair (61%) and Iberia (61%).

  • What are the cheapest flights from Phoenix to London?

    The cheapest flight price from Phoenix to London is $248. On average you can expect to pay $1,612. The most popular route, (Phoenix Sky Harbor Intl - London Heathrow), can usually be booked for $564.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Phoenix to London (average of $503). Flying from Phoenix to London in June is currently the most expensive (average of $790). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Hayes
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Borehamwood
Aylesbury
Chipping Norton
Kingston upon Thames
Wembley
Folkestone
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Phoenix to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Phoenix to London

Discover the top 10 airlines that operate flights from Phoenix to London. 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 December 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$515Average$886FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$533Average$905FlexibilityNo cancel feeOn-time71%
Scandinavian AirlinesCheapest$533Average$687FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$537Average$788FlexibilityNo cancel feeOn-time72%
JetBlueCheapest$551Average$896FlexibilityNo cancel feeOn-time62%
FinnairCheapest$565Average$899FlexibilityNo cancel feeOn-time76%
IberiaCheapest$565Average$1,022FlexibilityNo cancel feeOn-time77%
DeltaCheapest$580Average$963FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$581Average$828FlexibilityNo cancel feeOn-time69%
WestJetCheapest$595Average$779FlexibilityNo cancel feeOn-time60%

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