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.

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).

What are the most popular airlines that fly from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

Consider American Airlines, Air Canada or Finnair when booking your flight. These represent the most popular airlines when flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport.

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

Flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport lean towards being more expensive in December. Prices are generally better when you fly from Phoenix Sky Harbor Intl Airport to London Heathrow Airport in October, with the cheapest ticket starting at $516.

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

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

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

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 Heathrow.

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

Yes. Cheapflights offers flight deals from Sky Harbor Intl 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.

$285+ Cheap Flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

Q: How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

Airfare is below average for this route at the moment. Phoenix Sky Harbor Intl Airport to London Heathrow Airport flights typically cost between $740 and $1,077 in August. The cheapest round-trip price found within the last 3 days was $506 on United Airlines (Aug 24-Sep 9).

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Find cheap flights from Sky Harbor Intl to Heathrow 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.

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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to London Heathrow are usually found in February or October, booked 10 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Sky Harbor Intl to Heathrow

Round-trip from	$506 (Flighttix)
One-way from	$285 (Kiwi.com)
Popular in	December
Cheapest in	February
Average price	$889
Good round-trip deal	$599 or less
Good one-way deal	$464 or less

From Phoenix Sky Harbor Intl to London Heathrow

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One-way flight from Phoenix Sky Harbor Intl to London Heathrow

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Highest demand for flights based on searches. 3% potential increase in price ($38 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to London Heathrow.

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Price to beat on a one-way flight from Phoenix Sky Harbor Intl to London Heathrow.

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Find flight deals from Sky Harbor Intl to Heathrow

Cheapest flights from Sky Harbor Intl to Heathrow
Explore the most affordable flight options available from Sky Harbor Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Sun 8/249:10 amPHX - LHR

1 stop13h 35mUnited Airlines

Tue 9/911:05 amLHR - PHX

1 stop14h 34mUnited Airlines

Deal found 8/13

$506

Tue 10/711:16 pmPHX - LHR

1 stop12h 29mBritish Airways

Thu 10/163:10 pmLHR - PHX

1 stop14h 41mBritish Airways

Deal found 8/12

$507

Wed 10/83:41 pmPHX - LHR

1 stop13h 04mBritish Airways

Tue 10/218:20 amLHR - PHX

1 stop14h 37mBritish Airways

Deal found 8/12

$508

Tue 9/3011:54 amPHX - LHR

1 stop13h 06mBritish Airways

Wed 10/158:20 amLHR - PHX

1 stop14h 37mBritish Airways

Deal found 8/12

$509

Mon 9/89:47 amPHX - LHR

1 stop12h 38mBritish Airways

Wed 9/173:40 pmLHR - PHX

Nonstop10h 50mBritish Airways

Deal found 8/14

$510

Tue 9/236:40 pmPHX - LHR

Nonstop10h 10mIberia

Tue 10/711:15 amLHR - PHX

Nonstop11h 00mIberia

Deal found 8/12

$511

Sun 8/246:40 pmPHX - LHR

Nonstop10h 10mFinnair

Tue 9/911:15 amLHR - PHX

Nonstop11h 00mFinnair

Deal found 8/14

$512

Sun 8/2411:50 amPHX - LHR

1 stop13h 10mBritish Airways

Tue 9/93:10 pmLHR - PHX

1 stop14h 39mBritish Airways

Deal found 8/12

$513

Tue 10/78:40 pmPHX - LHR

Nonstop10h 00mFinnair

Thu 10/2311:15 amLHR - PHX

Nonstop11h 00mFinnair

Deal found 8/12

$514

Tue 9/2311:55 amPHX - LHR

1 stop13h 05mBritish Airways

Tue 10/71:10 pmLHR - PHX

1 stop14h 11mBritish Airways

Deal found 8/12

$515

Sun 9/148:40 pmPHX - LHR

Nonstop10h 00mBritish Airways

Fri 10/33:40 pmLHR - PHX

Nonstop10h 50mBritish Airways

Deal found 8/12

$516

Tue 10/78:40 pmPHX - LHR

Nonstop10h 00mBritish Airways

Thu 10/233:40 pmLHR - PHX

Nonstop10h 50mBritish Airways

Deal found 8/13

$517

Best flights from Sky Harbor Intl to Heathrow
Discover carefully curated flight deals from Sky Harbor Intl to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2025.

Tue 10/289:53 amPHX - LHR

1 stop16h 47mUnited Airlines

Thu 11/61:25 pmLHR - PHX

2 stops41h 31mUnited Airlines

Deal found 8/11

$507

Tue 9/236:00 amPHX - LHR

1 stop17h 15mDelta

Tue 10/76:15 amLHR - PHX

1 stop14h 35mDelta

Deal found 8/12

$512

Tue 10/78:40 pmPHX - LHR

Nonstop10h 00mBritish Airways

Thu 10/233:40 pmLHR - PHX

Nonstop10h 50mBritish Airways

Deal found 8/12

$514

Tue 10/78:40 pmPHX - LHR

Nonstop10h 00mFinnair

Thu 10/2311:15 amLHR - PHX

Nonstop11h 00mFinnair

Deal found 8/12

$514

Mon 8/251:35 pmPHX - LHR

1 stop14h 45mUnited Airlines

Tue 9/22:05 pmLHR - PHX

2 stops31h 59mUnited Airlines

Deal found 8/13

$508

Sat 9/611:59 pmPHX - LHR

1 stop22h 46mDelta

Thu 9/186:15 amLHR - PHX

1 stop14h 35mDelta

Deal found 8/12

$513

Sun 8/244:28 pmPHX - LHR

1 stop11h 52mUnited Airlines

Tue 9/22:05 pmLHR - PHX

2 stops31h 59mUnited Airlines

Deal found 8/13

$508

Wed 10/2912:05 pmPHX - LHR

1 stop13h 55mDelta

Thu 11/66:20 amLHR - PHX

1 stop14h 15mDelta

Deal found 8/12

$513

Sun 10/267:05 amPHX - LHR

1 stop17h 00mDelta

Thu 11/66:20 amLHR - PHX

1 stop14h 15mDelta

Deal found 8/12

$513

Sat 8/234:28 pmPHX - LHR

1 stop33h 12mUnited Airlines

Tue 9/22:05 pmLHR - PHX

2 stops31h 59mUnited Airlines

Deal found 8/13

$513

Mon 10/277:05 amPHX - LHR

1 stop17h 00mDelta

Thu 11/66:20 amLHR - PHX

1 stop14h 15mDelta

Deal found 8/12

$513

Tue 10/289:50 amPHX - LHR

1 stop17h 10mDelta

Thu 11/66:20 amLHR - PHX

1 stop14h 15mDelta

Deal found 8/12

$513

Last-minute flights from Sky Harbor Intl to Heathrow
Discover last-minute flight deals from Sky Harbor Intl to Heathrow. Data last updated August 14, 2025 and is based on user searches.

Tue 8/197:40 amPHX - LHR

1 stop18h 20mMultiple Airlines

Tue 8/268:45 amLHR - PHX

2 stops22h 24mMultiple Airlines

Deal found 8/12

$508

Tue 8/196:40 pmPHX - LHR

Nonstop10h 10mBritish Airways

Tue 8/263:40 pmLHR - PHX

Nonstop10h 50mBritish Airways

Deal found 8/12

$514

Tue 8/191:22 pmPHX - LHR

1 stop13h 28mIberia

Tue 8/2611:15 amLHR - PHX

Nonstop10h 55mIberia

Deal found 8/12

$515

Wed 8/206:40 pmPHX - LHR

Nonstop10h 10mBritish Airways

Wed 9/311:15 amLHR - PHX

Nonstop11h 00mBritish Airways

Deal found 8/13

$511

Wed 8/207:10 amPHX - LHR

1 stop16h 15mUnited Airlines

Thu 8/2811:25 amLHR - PHX

1 stop13h 36mUnited Airlines

Deal found 8/13

$521

Sun 8/249:10 amPHX - LHR

1 stop13h 35mUnited Airlines

Tue 9/911:05 amLHR - PHX

1 stop14h 34mUnited Airlines

Deal found 8/13

$506

Sun 8/246:40 pmPHX - LHR

Nonstop10h 10mBritish Airways

Tue 9/911:15 amLHR - PHX

Nonstop11h 00mBritish Airways

Deal found 8/14

$512

Sun 8/246:40 pmPHX - LHR

Nonstop10h 10mFinnair

Tue 9/911:15 amLHR - PHX

Nonstop11h 00mFinnair

Deal found 8/12

$516

Sun 8/2412:20 pmPHX - LHR

1 stop15h 15mMultiple Airlines

Tue 9/99:30 amLHR - PHX

1 stop17h 49mMultiple Airlines

Deal found 8/14

$518

Sun 8/246:40 pmPHX - LHR

Nonstop10h 10mAmerican Airlines

Tue 9/93:40 pmLHR - PHX

Nonstop10h 50mAmerican Airlines

Deal found 8/14

$519

Sat 9/611:10 pmPHX - LHR

1 stop14h 30mBritish Airways

Thu 9/183:40 pmLHR - PHX

Nonstop10h 50mBritish Airways

Deal found 8/12

$514

Mon 9/89:47 amPHX - LHR

1 stop12h 38mBritish Airways

Wed 9/173:40 pmLHR - PHX

Nonstop10h 50mBritish Airways

Deal found 8/14

$510

One-way flights from Sky Harbor Intl to Heathrow
Search for one-way flight options from Sky Harbor Intl to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 14, 2025.

Sat 10/1112:00 pmPHX - LHR

2 stops21h 45mMultiple Airlines

Deal found 8/12

$285

Sat 9/208:00 amPHX - LHR

2 stops42h 20mMultiple Airlines

Deal found 8/11

$292

Mon 10/67:00 amPHX - LHR

2 stops21h 05mMultiple Airlines

Deal found 8/12

$293

Wed 10/18:00 amPHX - LHR

2 stops46h 15mMultiple Airlines

Deal found 8/13

$294

Mon 11/107:35 pmPHX - LHR

1 stop34h 15mWestJet

Deal found 8/14

$298

Mon 10/138:00 amPHX - LHR

1 stop20h 05mWestJet

Deal found 8/13

$299

Fri 10/104:44 pmPHX - LHR

2 stops37h 31mMultiple Airlines

Deal found 8/12

$300

Tue 10/146:33 amPHX - LHR

3 stops27h 12mMultiple Airlines

Deal found 8/11

$302

Tue 10/79:00 amPHX - LHR

2 stops19h 05mMultiple Airlines

Deal found 8/14

$305

Sun 10/121:10 pmPHX - LHR

1 stop14h 55mWestJet

Deal found 8/13

$308

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 10/28

9:53 am-9:40 am

1 stop16h 47m

London Heathrow

Thu 11/6

1:25 pm-11:56 pm

2 stops41h 31m

$507

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 8/25

1:35 pm-12:20 pm

1 stop14h 45m

London Heathrow

Tue 9/2

2:05 pm-2:04 pm

2 stops31h 59m

$508

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sun 8/24

4:28 pm-12:20 pm

1 stop11h 52m

London Heathrow

Tue 9/2

2:05 pm-2:04 pm

2 stops31h 59m

$508

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 9/23

6:00 am-7:15 am

1 stop17h 15m

London Heathrow

Tue 10/7

6:15 am-12:50 pm

1 stop14h 35m

$512

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sat 9/6

11:59 pm-6:45 am

1 stop22h 46m

London Heathrow

Thu 9/18

6:15 am-12:50 pm

1 stop14h 35m

$513

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Wed 10/29

12:05 pm-9:00 am

1 stop13h 55m

London Heathrow

Thu 11/6

6:20 am-1:35 pm

1 stop14h 15m

$513

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sun 10/26

7:05 am-7:05 am

1 stop17h 00m

London Heathrow

Thu 11/6

6:20 am-1:35 pm

1 stop14h 15m

$513

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sat 8/23

4:28 pm-9:40 am

1 stop33h 12m

London Heathrow

Tue 9/2

2:05 pm-2:04 pm

2 stops31h 59m

$513

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 10/27

7:05 am-7:05 am

1 stop17h 00m

London Heathrow

Thu 11/6

6:20 am-1:35 pm

1 stop14h 15m

$513

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 10/28

9:50 am-10:00 am

1 stop17h 10m

London Heathrow

Thu 11/6

6:20 am-1:35 pm

1 stop14h 15m

$513

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 22 results

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

Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to London Heathrow Airport trip

Airports

PHX

PHX offers short security lines, usually under 10 minutes, with live wait times displayed online for Terminal 4 checkpoints.

LHR

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

Our travel experts

Brandon Schultz

Expert on PHX

Ramsey Qubein

Expert on LHR

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

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

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

To ensure you get the cheapest price possible for a flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport, you should look to book at least 10 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport (average of $661). Flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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?

When flying from Phoenix Sky Harbor Intl Airport 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 16% versus a flight in the afternoon.

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

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport to London Heathrow Airport

The most flights from PHX to LHR are scheduled on a Monday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Peruse reviews from past customers who have flown with Finnair, American Airlines, and JetBlue from Phoenix Sky Harbor Intl Airport to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Finnair

7.6

Good

1,321 reviews

Reviews

1 / 20

6.0

Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

Finnair

7.6

Good

1,321 reviews

Finnair

7.6

Good

1,321 reviews

Reviews

1 / 20

6.0

Good

Rowland,Dec 2024

FRA - HEL

American Airlines

7.2

Good

10,000 reviews

Finnair

7.6

Good

1,321 reviews

Reviews

1 / 20

6.0

Good

Rowland,Dec 2024

FRA - HEL

JetBlue

7.2

Good

2,913 reviews

Finnair

7.6

Good

1,321 reviews

Reviews

1 / 20

6.0

Good

Rowland,Dec 2024

FRA - HEL

Iberia

7.0

Good

2,878 reviews

Finnair

7.6

Good

1,321 reviews

Reviews

1 / 20

6.0

Good

Rowland,Dec 2024

FRA - HEL

British Airways

6.7

Okay

7,266 reviews

Finnair

7.6

Good

1,321 reviews

Reviews

1 / 20

6.0

Good

Rowland,Dec 2024

FRA - HEL

Related info for your journey

What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport round-trip?
Our cheapest airline available from Phoenix Sky Harbor Intl Airport to London Heathrow Airport is Delta. Our recent data shows that you can find tickets from as low as $498 on this airline. Additional options worth looking into are Virgin Atlantic and British Airways, starting at $548 and $550 round-trip. Users have found that Delta is 47% cheaper than the other options available to this destination.
What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?
The top 3 most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport are Iberia (79%), American Airlines (78%) and Finnair (78%).
What are the cheapest flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?
Looking for the cheapest flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport? While on average our users pay $1,796, our data indicates the cheapest price to be $397. The most popular route (Phoenix Sky Harbor Intl - London Heathrow), is priced around $493.
Can I find deals for flights from Sky Harbor Intl to Heathrow that include hotel bookings?
Yes. In addition to deals on Sky Harbor Intl to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sky Harbor Intl to Heathrow?
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 Heathrow.
Can I find deals for business class flights from Sky Harbor Intl to Heathrow?
Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Sky Harbor Intl Airport to London Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport (average of $661). Flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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

Hounslow

Hayes

Thornton Heath

Harrow

Canterbury

Dartford

Dover

Stratford-upon-Avon

Orpington

Watford

Northampton

Gatwick

Borehamwood

Broadway

Aylesbury

Chelmsford

Southend-on-Sea

Folkestone

Chichester

Swindon

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Sky Harbor Intl to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$498	Average$917	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$548	Average$802	FlexibilityNo cancel fee	On-time72%
British Airways	Cheapest$550	Average$926	FlexibilityNo cancel fee	On-time70%
JetBlue	Cheapest$563	Average$846	FlexibilityNo cancel fee	On-time62%
Finnair	Cheapest$574	Average$970	FlexibilityNo cancel fee	On-time76%
WestJet	Cheapest$577	Average$777	FlexibilityNo cancel fee	On-time60%
United Airlines	Cheapest$582	Average$822	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$604	Average$808	FlexibilityNo cancel fee	On-time67%
Iberia	Cheapest$618	Average$1,021	FlexibilityNo cancel fee	On-time77%
American Airlines	Cheapest$637	Average$1,047	FlexibilityNo cancel fee	On-time71%

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$285+ Cheap flights from Sky Harbor Intl (PHX) 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sky Harbor Intl to Heathrow with Cheapflights

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3. Compare prices and book

Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to London Heathrow are usually found in February or October, booked 10 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Sky Harbor Intl to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Sky Harbor Intl to Heathrow

Cheapest flights from Sky Harbor Intl to HeathrowExplore the most affordable flight options available from Sky Harbor Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Explore the most affordable flight options available from Sky Harbor Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport that are best for you.

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

Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to London Heathrow Airport trip

Airports

PHX

LHR

Our travel experts

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

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Sky Harbor Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Heathrow. Price data was last updated on August 8, 2025.

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

What is the cheapest time of day to fly from PHX to LHR?

Find hourly flight availability from Sky Harbor Intl 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 August 14, 2025.

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

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

Weekly flight availability from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl 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 Sky Harbor Intl Airport to London Heathrow Airport round-trip?

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

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

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

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

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

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

Traveling to a place near London Heathrow Airport?

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.

Alternative routes for Sky Harbor Intl to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Sky Harbor Intl to Heathrow

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Cheapest flights from Sky Harbor Intl to Heathrow
Explore the most affordable flight options available from Sky Harbor Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.