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Cheap flights from London Heathrow Airport to Phoenix from £408

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 19/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PHX
14 Apr — 21 Apr1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Phoenix are usually found in March or February, booked 39 days in advance, depart on a Monday or Wednesday and return on a Saturday

Cheap flight deals from Heathrow to Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Phoenix (PH1). 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 9 April 2025.

Round-trip from

£571

One-way from

£408

Popular in

August

Cheapest in

March

Average price

£694
United Airlines
  • United Airlines
  • 29/4-6/5
  • 3 total stops
  • 33h 54m total
  • London to Phoenix
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19/7
  • 19/7
  • 3 total stops
  • 43h 10m total
  • London to Phoenix
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£87 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Heathrow to Phoenix

Cheapest flights from Heathrow to Phoenix
Explore the most affordable flight options available from Heathrow to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 April 2025.

Tue 29/408:45LHR - PHX
2 stops20h 17mUnited Airlines
Tue 6/513:33PHX - LHR
1 stop13h 37mUnited Airlines
Deal found 8/4£571
Thu 24/408:40LHR - PHX
2 stops41h 31mSWISS
Sun 4/507:00PHX - LHR
2 stops20h 25mSWISS
Deal found 9/4£572
Thu 24/416:25LHR - PHX
2 stops29h 03mMultiple Airlines
Mon 28/414:34PHX - LHR
2 stops18h 41mMultiple Airlines
Deal found 8/4£573
Fri 25/406:00LHR - PHX
2 stops20h 11mAustrian Airlines
Sun 4/506:00PHX - LHR
1 stop21h 10mAustrian Airlines
Deal found 8/4£574
Fri 25/406:30LHR - PHX
2 stops19h 41mLufthansa
Sat 3/509:53PHX - LHR
2 stops17h 52mLufthansa
Deal found 9/4£575
Tue 9/911:15LHR - PHX
Nonstop11h 00mBritish Airways
Thu 18/918:50PHX - LHR
Nonstop10h 00mBritish Airways
Deal found 8/4£577
Tue 28/1012:20LHR - PHX
1 stop16h 13mJetBlue
Thu 6/1123:50PHX - LHR
1 stop13h 55mJetBlue
Deal found 8/4£578
Mon 21/414:10LHR - PHX
1 stop29h 29mAir Canada
Mon 5/508:00PHX - LHR
2 stops19h 50mAir Canada
Deal found 9/4£585
Mon 21/411:15LHR - PHX
Nonstop11h 05mFinnair
Mon 5/513:59PHX - LHR
1 stop12h 31mFinnair
Deal found 8/4£587
Mon 21/409:20LHR - PHX
1 stop16h 21mVirgin Atlantic
Mon 5/515:00PHX - LHR
1 stop14h 30mVirgin Atlantic
Deal found 8/4£600
Mon 21/406:30LHR - PHX
2 stops17h 50mDelta
Mon 5/507:30PHX - LHR
1 stop18h 30mDelta
Deal found 8/4£602
Mon 21/411:15LHR - PHX
Nonstop11h 05mAmerican Airlines
Mon 5/513:59PHX - LHR
1 stop12h 31mAmerican Airlines
Deal found 8/4£607

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Phoenix 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 858,174 searches. Data last updated 9 April 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Phoenix that are best for you.

Fly from

Heathrow

Fly to

Phoenix

Route

Depart

Return

Price

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Tue 29/4

08:45-21:02

2 stops20h 17m

Phoenix Sky Harbor Intl

Tue 6/5

13:33-11:10

1 stop13h 37m

£571

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Thu 24/4

17:10-18:11

2 stops33h 01m

Phoenix Sky Harbor Intl

Tue 6/5

07:00-19:20

2 stops28h 20m

£572

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Thu 24/4

16:25-13:28

2 stops29h 03m

Phoenix Sky Harbor Intl

Mon 28/4

14:34-17:15

2 stops18h 41m

£573

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Fri 25/4

06:00-18:11

2 stops20h 11m

Phoenix Sky Harbor Intl

Sun 4/5

06:00-11:10

1 stop21h 10m

£574

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Fri 25/4

06:30-18:11

2 stops19h 41m

Phoenix Sky Harbor Intl

Sat 3/5

09:53-11:45

2 stops17h 52m

£575

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Tue 9/9

11:15-14:15

Nonstop11h 00m

Phoenix Sky Harbor Intl

Thu 18/9

18:50-12:50

Nonstop10h 00m

£577

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Mon 21/4

14:10-11:39

1 stop29h 29m

Phoenix Sky Harbor Intl

Mon 5/5

08:00-11:50

2 stops19h 50m

£585

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Mon 21/4

11:15-14:20

Nonstop11h 05m

Phoenix Sky Harbor Intl

Mon 5/5

13:59-10:30

1 stop12h 31m

£587

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Tue 16/9

11:55-21:04

1 stop17h 09m

Phoenix Sky Harbor Intl

Mon 13/10

21:59-20:45

1 stop14h 46m

£588

LondonPhoenix

LHR - PHX

LHRPHX

London Heathrow

Mon 21/4

09:20-17:41

1 stop16h 21m

Phoenix Sky Harbor Intl

Mon 5/5

15:00-13:30

1 stop14h 30m

£600

Flights are sorted by cheapest return flights first.

Deals found on 8/4

Showing 1-10 of 28 results
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Best time to book a flight from Heathrow to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from Heathrow with our price prediction graph.
Estimated return 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 Heathrow Airport to Phoenix

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Phoenix. Price data was last updated on 4 April 2025.

The best time to book flights from London Heathrow Airport to Phoenix is 39 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Phoenix (average of £729). Flying from London Heathrow Airport to Phoenix in July is currently the most expensive (average of £1,041). 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 LHR to PHX?

Find hourly flight availability from Heathrow to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 April 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Phoenix in the afternoon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the evening.

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

Use this chart to determine the cheapest time to fly return from Heathrow to Phoenix. Price data was last updated on 16 December 2024.

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

Weekly flight availability from London Heathrow Airport to Phoenix

Explore weekly flight availability from Heathrow to Phoenix. 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 9 April 2025.

The most flights from LHR to PH1 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).

Rainfall in Phoenix by month

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

In terms of precipitation, rainfall in Phoenix ranges from 0.0 - 28.0 inches per month. July is typically the wettest month, when rainfall can reach 28.0 mm. June is typically the driest time to visit Phoenix when rainfall is around 0.0 mm.

Temperature in Phoenix by month

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

If weather is an important factor for your trip to Phoenix, 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 35.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 13.0 C).

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated 9 April 2025.
Read reviews from past customers who have flown Delta, Finnair and Austrian Airlines from London to Phoenix. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,906 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,906 reviews
Delta
8.0
Very Good
7,906 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very Good
7,906 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
774 reviews
Delta
8.0
Very Good
7,906 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,574 reviews
Delta
8.0
Very Good
7,906 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Aeromexico
7.5
Good
1,700 reviews
Delta
8.0
Very Good
7,906 reviews
Check prices

Boarding

8.2

Comfort

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Phoenix. 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 London Heathrow Airport to Phoenix round-trip?

    Cheapflights users have booked flights from London Heathrow Airport to Phoenix round-trip from £571. Other airlines that can offer you cheap pricing are SWISS, from £572, and Austrian Airlines, from £574. United Airlines is 20% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as £416. Users have also found prices from £510 and £542 on Aer Lingus and Finnair, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Phoenix on time: Aer Lingus (70%), Iberia (53%), American Airlines (52%).

  • What are the cheapest flights from London Heathrow Airport to Phoenix?

    On average you can expect to pay £1,112 for a flight from London Heathrow Airport to Phoenix. The cheapest flight overall is £512 while the most popular route, (London Heathrow - Phoenix Sky Harbor Intl) is currently priced at £437.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Phoenix 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 Heathrow Airport to Phoenix?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Phoenix (average of £729). Flying from London Heathrow Airport to Phoenix in July is currently the most expensive (average of £1,041). 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 10 airlines flying from Heathrow to Phoenix

Discover the top 10 airlines that operate flights from Heathrow to Phoenix. 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 858,174 searches. Data last updated 9 April 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£391Average£478FlexibilityNo cancel feeOn-time60%
Search WestJet flights
LufthansaCheapest£450Average£586FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IcelandairCheapest£465Average£572FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£475Average£621FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£484Average£740FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
FinnairCheapest£516Average£647FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£544Average£695FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£545Average£704FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapest£555Average£696FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapest£562Average£575FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Phoenix?

Cheapflights helps you search for flights from Heathrow to Phoenix via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Phoenix?

Cheapflights helps you find that perfect flight to Phoenix from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow to Phoenix with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Phoenix, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Phoenix become cheaper?

Yes, Cheapflights offers price alerts on Heathrow to Phoenix flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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