London

$365+ Cheap flights from Sky Harbor Intl (PHX) 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — LON
Jul 5 — Jul 121
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sky Harbor Intl to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to London are usually found in October or January, booked 66 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Sky Harbor Intl to London

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 June 30, 2025.

Round-trip from

$779
(Virgin Atlantic)

One-way from

$365
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$1,266

Good round-trip deal

$729 or less

Good one-way deal

$485 or less
From Phoenix Sky Harbor Intl to London (LON)
One-way flight from Phoenix Sky Harbor Intl to London (LON)
Highest demand for flights based on searches. 18% potential increase in price ($210 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to London (LON).
Price to beat on a one-way flight from Phoenix Sky Harbor Intl to London (LON).

Find flight deals from Sky Harbor Intl to London

Cheapest flights from Sky Harbor Intl to London
Explore the most affordable flight options available from Sky Harbor Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This eDestinos deal was found by Cheapflights users on 6/30. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/318:40 pmPHX - LHR
Nonstop10h 00mIberia
Mon 8/1111:15 amLHR - PHX
Nonstop10h 55mIberia
Deal found 6/30$785
This Mytrip deal was found by Cheapflights users on 6/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/47:40 amPHX - LGW
2 stops21h 10mMultiple Airlines
Tue 8/199:45 pmLGW - PHX
2 stops29h 31mMultiple Airlines
Deal found 6/27$785
This SWISS deal was found by Cheapflights users on 6/29. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/187:04 amPHX - LHR
2 stops16h 51mSWISS
Mon 9/18:40 amLHR - PHX
2 stops22h 29mSWISS
Deal found 6/29$786
This Delta deal was found by Cheapflights users on 6/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1911:10 pmPHX - LCY
2 stops30h 05mDelta
Wed 10/110:00 amLCY - PHX
2 stops32h 27mDelta
Deal found 6/28$786
This Delta deal was found by Cheapflights users on 6/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/297:09 amPHX - LGW
2 stops18h 51mDelta
Tue 8/512:00 pmLGW - PHX
2 stops18h 45mDelta
Deal found 6/29$786
This Cheapflightsfares deal was found by Cheapflights users on 6/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/158:40 pmPHX - LHR
Nonstop10h 00mBritish Airways
Mon 9/2911:15 amLHR - PHX
Nonstop11h 00mBritish Airways
Deal found 6/28$787
This SWISS deal was found by Cheapflights users on 6/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1510:50 amPHX - LCY
2 stops47h 55mSWISS
Sat 8/3012:15 pmLCY - PHX
2 stops41h 32mSWISS
Deal found 6/28$787
This JetBlue deal was found by Cheapflights users on 6/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/279:59 pmPHX - LHR
1 stop14h 46mJetBlue
Wed 10/18:15 amLHR - PHX
1 stop20h 41mJetBlue
Deal found 6/29$788
This KLM deal was found by Cheapflights users on 6/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3111:35 amPHX - LGW
1 stop14h 25mKLM
Wed 8/612:00 pmLGW - PHX
1 stop16h 16mKLM
Deal found 6/29$791
This Lufthansa deal was found by Cheapflights users on 6/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/13:32 pmPHX - LCY
2 stops19h 03mLufthansa
Wed 10/88:45 amLCY - PHX
2 stops19h 27mLufthansa
Deal found 6/30$794
This Virgin Atlantic deal was found by Cheapflights users on 6/29. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/316:00 amPHX - LGW
2 stops20h 00mVirgin Atlantic
Wed 8/612:00 pmLGW - PHX
1 stop16h 16mVirgin Atlantic
Deal found 6/29$796
This Mytrip deal was found by Cheapflights users on 6/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/37:40 amPHX - STN
2 stops24h 05mMultiple Airlines
Tue 8/197:15 amSTN - PHX
2 stops20h 01mMultiple Airlines
Deal found 6/28$797

Cheapflights Fare Finder

Customize your flight search to find flights from Sky Harbor Intl 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 June 30, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to London that are best for you.

Fly from

Sky Harbor Intl

Fly to

London

Route

Depart

Return

Price

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Thu 7/31

8:40 pm-2:40 pm

Nonstop10h 00m

London Heathrow

Mon 8/11

11:15 am-2:10 pm

Nonstop10h 55m

$785

PhoenixLondon

PHX - LGW

PHXLGW

Phoenix Sky Harbor Intl

Mon 8/4

7:40 am-12:50 pm

2 stops21h 10m

London Gatwick

Tue 8/19

9:45 pm-7:16 pm

2 stops29h 31m

$785

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 8/18

7:04 am-7:55 am

2 stops16h 51m

London Heathrow

Mon 9/1

8:40 am-11:09 pm

2 stops22h 29m

$786

PhoenixLondon

PHX - LCY

PHXLCY

Phoenix Sky Harbor Intl

Fri 9/19

11:10 pm-1:15 pm

2 stops30h 05m

London City

Wed 10/1

10:00 am-10:27 am

2 stops32h 27m

$786

PhoenixLondon

PHX - LGW

PHXLGW

Phoenix Sky Harbor Intl

Tue 7/29

7:09 am-10:00 am

2 stops18h 51m

London Gatwick

Tue 8/5

12:00 pm-10:45 pm

2 stops18h 45m

$786

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 9/15

8:40 pm-2:40 pm

Nonstop10h 00m

London Heathrow

Mon 9/29

11:15 am-2:15 pm

Nonstop11h 00m

$787

PhoenixLondon

PHX - LCY

PHXLCY

Phoenix Sky Harbor Intl

Fri 8/15

10:50 am-6:45 pm

2 stops47h 55m

London City

Sat 8/30

12:15 pm-9:47 pm

2 stops41h 32m

$787

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sat 9/27

9:59 pm-8:45 pm

1 stop14h 46m

London Heathrow

Wed 10/1

8:15 am-8:56 pm

1 stop20h 41m

$788

PhoenixLondon

PHX - LGW

PHXLGW

Phoenix Sky Harbor Intl

Thu 7/31

11:35 am-10:00 am

1 stop14h 25m

London Gatwick

Wed 8/6

12:00 pm-8:16 pm

1 stop16h 16m

$791

PhoenixLondon

PHX - LCY

PHXLCY

Phoenix Sky Harbor Intl

Wed 10/1

3:32 pm-6:35 pm

2 stops19h 03m

London City

Wed 10/8

8:45 am-8:12 pm

2 stops19h 27m

$794

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 57 results
1
2
3
...
6

The best insider tips for Phoenix Sky Harbor Intl Airport to London flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to London trip
Airports
PHX

PHX offers short security lines, typically under 10 minutes, ensuring a smooth departure experience even during peak hours.

Read more about PHXby Brandon Schultz
LHR

Take the Heathrow Express for the fastest route to central London, reaching Paddington Station quickly and efficiently.

Read more about LHRby Ramsey Qubein
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on PHX

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Sky Harbor Intl to London

Have a flexible travel schedule? Discover the best time to fly to London from Sky Harbor Intl 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 Sky Harbor Intl Airport to London

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to London?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to London. Price data was last updated on June 27, 2025.

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport to London?

Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to London (average of $661). Flying from Phoenix Sky Harbor Intl Airport to London in June is currently the most expensive (average of $1,098). 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 Sky Harbor Intl 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 June 30, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 16% on flights from Phoenix Sky Harbor Intl Airport to London by exploring options for tickets in the morning.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to London?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to London. Price data was last updated on June 30, 2024.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to London flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to London

Explore weekly flight availability from Sky Harbor Intl 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 June 30, 2025.

The most flights from PHX to LON are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport 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 June 30, 2025.
See what other customers who have flown with Delta, KLM, and Finnair from Phoenix Sky Harbor Intl Airport to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to London round-trip?

    Flying on Virgin Atlantic is currently your cheapest option to London, with prices starting at $779. Additional round-trip tickets that might be worth considering are offered by Delta and SWISS, with the lowest prices starting at $781 and $781, respectively. Virgin Atlantic is 14% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to London one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $375. WestJet flights start at $382 while deals on Air Canada start at $394 one-way.

  • What are the most popular routes from Phoenix Sky Harbor Intl Airport to London?

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to London?

    Before booking your flight to London from Phoenix Sky Harbor Intl Airport, check out the most reliable airlines to get you to your destination on time: Iberia (83%), American Airlines (81%), Finnair( 81%).

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to London?

    On average you can expect to pay $1,425 for a flight from Phoenix Sky Harbor Intl Airport to London. The cheapest flight overall is $331 while the most popular route, (Phoenix Sky Harbor Intl - London Heathrow) is currently priced at $610.

  • Can I find deals for flights from Sky Harbor Intl to London that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to London?

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

  • Can I find deals for business class flights from Sky Harbor Intl to London?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Sky Harbor Intl Airport to London?

    Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to London (average of $661). Flying from Phoenix Sky Harbor Intl Airport to London in June is currently the most expensive (average of $1,098). 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Aylesbury
Chelmsford
Brentwood
Chichester
Arundel
Milton Keynes
Bishop's Stortford
Dartford

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 10 airlines flying from Sky Harbor Intl to London

Discover the top 10 airlines that operate flights from Sky Harbor Intl 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$498Average$884FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$548Average$812FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$558Average$1,002FlexibilityNo cancel feeOn-time71%
FinnairCheapest$574Average$965FlexibilityNo cancel feeOn-time76%
WestJetCheapest$592Average$751FlexibilityNo cancel feeOn-time60%
JetBlueCheapest$593Average$899FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$604Average$827FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$618Average$941FlexibilityNo cancel feeOn-time69%
IberiaCheapest$624Average$1,000FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$631Average$982FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.