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$309+ Cheap flights from Phoenix to Heathrow (LHR)

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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — LHR
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to London Heathrow are usually found in February or January, booked 27 days in advance, depart on a Tuesday or Wednesday and return on a Sunday

Cheap flight deals from Phoenix to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Heathrow (LHR). 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 April 24, 2025.

Round-trip from

$706
(Scandinavian Airlines)

One-way from

$309
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$801
From Phoenix to London Heathrow
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One-way flight from Phoenix to London Heathrow
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Highest demand for flights based on searches. 1% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Phoenix to Heathrow

Cheapest flights from Phoenix to Heathrow
Explore the most affordable flight options available from Phoenix to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Delta deal was found by Cheapflights users on 4/22. 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 5/2011:51 amPHX - LHR
1 stop13h 24mDelta
Thu 8/141:05 pmLHR - PHX
1 stop17h 45mDelta
Deal found 4/22$708
This JetBlue deal was found by Cheapflights users on 4/22. 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.
Fri 5/29:48 pmPHX - LHR
1 stop14h 57mJetBlue
Fri 5/168:25 amLHR - PHX
1 stop20h 49mJetBlue
Deal found 4/22$713
This Scandinavian Airlines deal was found by Cheapflights users on 4/22. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/246:00 amPHX - LHR
2 stops19h 35mScandinavian Airlines
Mon 9/17:30 pmLHR - PHX
2 stops34h 21mScandinavian Airlines
Deal found 4/22$731
This Mytrip deal was found by Cheapflights users on 4/22. 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 5/1110:45 amPHX - LHR
3 stops35h 50mMultiple Airlines
Sun 5/188:30 amLHR - PHX
3 stops31h 43mMultiple Airlines
Deal found 4/22$734
This Air France deal was found by Cheapflights users on 4/22. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1510:00 amPHX - LHR
1 stop12h 45mAir France
Tue 9/26:15 amLHR - PHX
1 stop14h 35mAir France
Deal found 4/22$771
This eDestinos deal was found by Cheapflights users on 4/23. 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.
Mon 8/1812:22 pmPHX - LHR
1 stop12h 38mBritish Airways
Mon 9/111:15 amLHR - PHX
Nonstop10h 55mBritish Airways
Deal found 4/23$801
This Bravofly deal was found by Cheapflights users on 4/22. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/510:35 pmPHX - LHR
1 stop13h 25mVirgin Atlantic
Tue 6/109:55 amLHR - PHX
1 stop17h 00mVirgin Atlantic
Deal found 4/22$808
This eDestinos deal was found by Cheapflights users on 4/22. 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.
Mon 8/188:40 pmPHX - LHR
Nonstop10h 00mIberia
Mon 9/111:15 amLHR - PHX
Nonstop10h 55mIberia
Deal found 4/22$812
This The Travel House deal was found by Cheapflights users on 4/22. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/89:43 pmPHX - LHR
1 stop27h 47mIcelandair
Thu 5/1511:55 amLHR - PHX
2 stops41h 19mIcelandair
Deal found 4/22$814
This Mytrip deal was found by Cheapflights users on 4/22. 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.
Tue 5/1312:25 pmPHX - LHR
3 stops34h 05mAir Canada
Sun 5/188:30 amLHR - PHX
2 stops19h 00mAir Canada
Deal found 4/22$821
This KLM deal was found by Cheapflights users on 4/22. 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.
Fri 7/183:00 pmPHX - LHR
1 stop14h 30mKLM
Fri 8/13:15 pmLHR - PHX
1 stop15h 35mKLM
Deal found 4/22$828
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 8/239:45 pmPHX - LHR
1 stop13h 10mAmerican Airlines
Thu 9/43:40 pmLHR - PHX
Nonstop10h 50mAmerican Airlines
Deal found 4/22$857

Cheapflights Fare Finder

Customize your flight search to find flights from Phoenix to Heathrow 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 April 24, 2025.
Use the filters below to find and compare flights from Phoenix to London Heathrow Airport that are best for you.

Fly from

Phoenix

Fly to

Heathrow

Route

Depart

Return

Price

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 5/20

11:51 am-9:15 am

1 stop13h 24m

London Heathrow

Thu 8/14

1:05 pm-10:50 pm

1 stop17h 45m

$708

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Fri 5/2

9:48 pm-8:45 pm

1 stop14h 57m

London Heathrow

Fri 5/16

8:25 am-9:14 pm

1 stop20h 49m

$713

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sun 5/11

10:45 am-6:35 am

3 stops35h 50m

London Heathrow

Sun 5/18

8:30 am-8:13 am

3 stops31h 43m

$734

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 7/15

10:00 am-6:45 am

1 stop12h 45m

London Heathrow

Tue 9/2

6:15 am-12:50 pm

1 stop14h 35m

$771

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Thu 6/5

10:35 pm-8:00 pm

1 stop13h 25m

London Heathrow

Tue 6/10

9:55 am-6:55 pm

1 stop17h 00m

$808

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 5/20

9:17 am-9:40 pm

2 stops28h 23m

London Heathrow

Thu 8/14

7:05 am-11:37 pm

2 stops24h 32m

$809

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Thu 5/8

9:43 pm-9:30 am

1 stop27h 47m

London Heathrow

Thu 5/15

11:55 am-9:14 pm

2 stops41h 19m

$814

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 5/13

12:25 pm-6:30 am

3 stops34h 05m

London Heathrow

Sun 5/18

8:30 am-7:30 pm

2 stops19h 00m

$821

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Fri 7/18

3:00 pm-1:30 pm

1 stop14h 30m

London Heathrow

Fri 8/1

3:15 pm-10:50 pm

1 stop15h 35m

$828

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sun 6/22

6:00 am-11:10 am

1 stop21h 10m

London Heathrow

Fri 7/4

2:50 pm-12:27 am

2 stops17h 37m

$913

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 21 results
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Best time to book a flight from Phoenix to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Heathrow. Price data was last updated on April 18, 2025.

The price you pay for your flight from Phoenix to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Phoenix to London Heathrow Airport (average of $661). Flying from Phoenix to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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 LHR?

Find hourly flight availability from Phoenix to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

When flying from Phoenix to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 15% versus a flight in the afternoon.

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

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

Travelers seeking maximum savings on their Phoenix to London Heathrow Airport flight should consider departing on Wednesday mornings 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 Heathrow Airport

Explore weekly flight availability from Phoenix to Heathrow. 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 April 24, 2025.

The most flights from PH1 to LHR are scheduled on a Monday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated April 24, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Phoenix to London. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,442 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    Flying on Scandinavian Airlines is currently your cheapest option to London Heathrow Airport, with prices starting at $706. Additional round-trip tickets that might be worth considering are offered by Delta and JetBlue, with the lowest prices starting at $708 and $713, respectively. Users have found that Scandinavian Airlines is 26% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $407 on WestJet. Other airlines that offer cheap prices include JetBlue from $417 and Air Canada from $440 one-way.

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

    Before booking your flight to London Heathrow Airport from Phoenix, check out the most reliable airlines to get you to your destination on time: American Airlines (70%), Finnair (70%), British Airways( 70%).

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

    While on average a flight from Phoenix to London Heathrow Airport is generally $2,108, our data shows the cheapest flight currently is $408. When looking at the most popular route, (Phoenix Sky Harbor Intl - London Heathrow), you can expect to pay $646 for that flight.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Phoenix to London Heathrow Airport (average of $661). Flying from Phoenix to London Heathrow Airport in June is currently the most expensive (average of $1,110). 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?

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Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Phoenix to Heathrow

Discover the top 10 airlines that operate flights from Phoenix to Heathrow. 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$498Average$641FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$548Average$912FlexibilityNo cancel feeOn-time72%
WestJetCheapest$592Average$751FlexibilityNo cancel feeOn-time60%
DeltaCheapest$594Average$914FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$595Average$905FlexibilityNo cancel feeOn-time62%
FinnairCheapest$604Average$981FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$618Average$897FlexibilityNo cancel feeOn-time69%
IberiaCheapest$637Average$980FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$643Average$896FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$652Average$1,021FlexibilityNo cancel feeOn-time70%

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