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 day to fly round-trip from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 22% on the overall cost on flights 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 June. 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 $577.

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.

$404+ Flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

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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

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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to London Heathrow are usually found in January or February, booked 27 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Sky Harbor Intl to Heathrow

Round-trip from	$788 (Cheapflightsfares)
One-way from	$404 (Mytrip)
Popular in	December
Cheapest in	January
Average price	$1,299
Good round-trip deal	$776 or less
Good one-way deal	$474 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. 1% potential increase in price ($16 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).

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Average for round-trip flights in June 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 June 12, 2025.

Tue 9/233:35 pmPHX - LHR

1 stop12h 40mBritish Airways

Fri 10/33:40 pmLHR - PHX

Nonstop10h 50mBritish Airways

Deal found 6/11

$788

Mon 10/67:30 amPHX - LHR

2 stops17h 05mAir Canada

Sat 10/182:05 pmLHR - PHX

2 stops28h 17mAir Canada

Deal found 6/10

$790

Thu 10/3010:50 pmPHX - LHR

1 stop14h 55mJetBlue

Mon 11/38:25 amLHR - PHX

1 stop19h 34mJetBlue

Deal found 6/10

$791

Sat 9/136:00 amPHX - LHR

2 stops19h 35mScandinavian Airlines

Sun 9/2810:20 amLHR - PHX

2 stops19h 31mScandinavian Airlines

Deal found 6/10

$794

Sun 8/37:40 amPHX - LHR

2 stops21h 00mMultiple Airlines

Sun 8/1010:00 pmLHR - PHX

2 stops29h 16mMultiple Airlines

Deal found 6/11

$800

Sat 8/911:35 pmPHX - LHR

1 stop23h 20mUnited Airlines

Thu 8/219:30 amLHR - PHX

2 stops37h 04mUnited Airlines

Deal found 6/12

$808

Tue 10/711:20 amPHX - LHR

1 stop13h 30mAir France

Thu 10/236:15 amLHR - PHX

1 stop14h 35mAir France

Deal found 6/11

$809

Tue 7/2211:20 amPHX - LHR

1 stop13h 15mLufthansa

Thu 7/318:30 amLHR - PHX

2 stops22h 18mLufthansa

Deal found 6/11

$811

Tue 10/711:20 amPHX - LHR

1 stop13h 55mDelta

Thu 10/236:15 amLHR - PHX

1 stop14h 35mDelta

Deal found 6/9

$813

Sun 8/312:15 pmPHX - LHR

1 stop14h 50mFinnair

Tue 8/1911:15 amLHR - PHX

Nonstop10h 55mFinnair

Deal found 6/10

$814

Sun 9/78:40 pmPHX - LHR

Nonstop10h 00mIberia

Tue 9/2311:15 amLHR - PHX

Nonstop11h 00mIberia

Deal found 6/11

$816

Mon 8/1110:35 pmPHX - LHR

1 stop13h 25mVirgin Atlantic

Mon 8/187:45 pmLHR - PHX

1 stop25h 05mVirgin Atlantic

Deal found 6/11

$825

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 June 12, 2025.

Tue 9/233:35 pmPHX - LHR

1 stop12h 40mBritish Airways

Fri 10/33:40 pmLHR - PHX

Nonstop10h 50mBritish Airways

Deal found 6/11

$788

Mon 10/67:30 amPHX - LHR

2 stops17h 05mAir Canada

Sat 10/182:05 pmLHR - PHX

2 stops28h 17mAir Canada

Deal found 6/10

$790

Thu 10/3010:50 pmPHX - LHR

1 stop14h 55mJetBlue

Mon 11/38:25 amLHR - PHX

1 stop19h 34mJetBlue

Deal found 6/10

$791

Sat 9/136:00 amPHX - LHR

2 stops19h 35mScandinavian Airlines

Sun 9/2810:20 amLHR - PHX

2 stops19h 31mScandinavian Airlines

Deal found 6/10

$794

Sun 8/37:40 amPHX - LHR

2 stops21h 00mMultiple Airlines

Sun 8/1010:00 pmLHR - PHX

2 stops29h 16mMultiple Airlines

Deal found 6/11

$800

Sat 8/911:35 pmPHX - LHR

1 stop23h 20mUnited Airlines

Thu 8/219:30 amLHR - PHX

2 stops37h 04mUnited Airlines

Deal found 6/12

$808

Tue 10/711:20 amPHX - LHR

1 stop13h 30mAir France

Thu 10/236:15 amLHR - PHX

1 stop14h 35mAir France

Deal found 6/11

$809

Tue 7/2211:20 amPHX - LHR

1 stop13h 15mLufthansa

Thu 7/318:30 amLHR - PHX

2 stops22h 18mLufthansa

Deal found 6/11

$811

Tue 10/711:20 amPHX - LHR

1 stop13h 55mDelta

Thu 10/236:15 amLHR - PHX

1 stop14h 35mDelta

Deal found 6/9

$813

Sun 8/312:15 pmPHX - LHR

1 stop14h 50mFinnair

Tue 8/1911:15 amLHR - PHX

Nonstop10h 55mFinnair

Deal found 6/10

$814

Sun 9/78:40 pmPHX - LHR

Nonstop10h 00mIberia

Tue 9/2311:15 amLHR - PHX

Nonstop11h 00mIberia

Deal found 6/11

$816

Mon 8/111:20 pmPHX - LHR

1 stop12h 30mVirgin Atlantic

Mon 8/187:45 pmLHR - PHX

1 stop25h 05mVirgin Atlantic

Deal found 6/11

$825

Last-minute flights from Sky Harbor Intl to Heathrow
Discover last-minute flight deals from Sky Harbor Intl to Heathrow. Data last updated June 12, 2025 and is based on user searches.

Tue 6/1712:15 pmPHX - LHR

1 stop14h 15mIberia

Tue 6/2411:15 amLHR - PHX

Nonstop11h 00mIberia

Deal found 6/11

$1,273

Tue 6/177:05 amPHX - LHR

1 stop16h 10mDelta

Thu 7/36:15 amLHR - PHX

1 stop14h 35mDelta

Deal found 6/11

$1,277

Tue 6/178:25 amPHX - LHR

1 stop15h 15mLufthansa

Tue 6/249:30 amLHR - PHX

1 stop18h 26mLufthansa

Deal found 6/11

$1,278

Tue 6/1712:25 pmPHX - LHR

2 stops39h 25mAir Canada

Thu 7/39:30 amLHR - PHX

1 stop18h 26mAir Canada

Deal found 6/10

$1,281

Tue 6/1710:16 amPHX - LHR

1 stop13h 04mBritish Airways

Thu 7/311:15 amLHR - PHX

Nonstop11h 00mBritish Airways

Deal found 6/10

$1,283

Wed 6/1812:40 pmPHX - LHR

2 stops24h 20mMultiple Airlines

Wed 6/252:05 pmLHR - PHX

2 stops29h 35mMultiple Airlines

Deal found 6/11

$1,003

Wed 6/181:55 pmPHX - LHR

2 stops22h 25mIcelandair

Wed 9/101:05 pmLHR - PHX

2 stops18h 50mIcelandair

Deal found 6/11

$1,153

Wed 6/186:05 pmPHX - LHR

1 stop34h 00mWestJet

Thu 7/32:10 pmLHR - PHX

2 stops51h 10mWestJet

Deal found 6/10

$1,315

Fri 6/208:40 pmPHX - LHR

Nonstop10h 00mAmerican Airlines

Wed 7/911:15 amLHR - PHX

Nonstop10h 55mAmerican Airlines

Deal found 6/11

$1,496

Sat 6/219:50 pmPHX - LHR

1 stop14h 55mJetBlue

Wed 9/1011:55 amLHR - PHX

1 stop17h 01mJetBlue

Deal found 6/11

$1,023

Sat 6/2110:50 pmPHX - LHR

1 stop23h 40mTAP AIR PORTUGAL

Tue 6/246:00 amLHR - PHX

2 stops23h 55mTAP AIR PORTUGAL

Deal found 6/11

$1,543

Sun 6/226:00 amPHX - LHR

2 stops16h 45mUnited Airlines

Fri 7/48:30 amLHR - PHX

2 stops19h 46mUnited Airlines

Deal found 6/12

$1,287

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 June 12, 2025.

Fri 10/39:02 amPHX - LHR

3 stops27h 18mMultiple Airlines

Deal found 6/9

$404

Thu 12/42:15 pmPHX - LHR

2 stops39h 35mWestJet

Deal found 6/10

$406

Wed 9/2410:50 amPHX - LHR

2 stops25h 30mIcelandair

Deal found 6/12

$423

Fri 7/2512:09 pmPHX - LHR

2 stops58h 46mUnited Airlines

Deal found 6/11

$426

Fri 9/196:00 amPHX - LHR

2 stops19h 35mScandinavian Airlines

Deal found 6/11

$438

Fri 7/49:50 pmPHX - LHR

1 stop14h 55mJetBlue

Deal found 6/11

$450

Fri 9/198:40 pmPHX - LHR

Nonstop10h 00mAmerican Airlines

Deal found 6/12

$464

Sat 9/278:40 pmPHX - LHR

Nonstop10h 00mFinnair

Deal found 6/10

$465

Wed 8/68:40 pmPHX - LHR

Nonstop10h 00mBritish Airways

Deal found 6/12

$497

Mon 9/16:40 pmPHX - LHR

Nonstop10h 10mIberia

Deal found 6/11

$499

Tue 8/57:40 amPHX - LHR

1 stop14h 50mLufthansa

Deal found 6/12

$502

Wed 9/241:20 pmPHX - LHR

2 stops15h 50mDelta

Deal found 6/10

$508

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 9/23

3:35 pm-12:15 pm

1 stop12h 40m

London Heathrow

Fri 10/3

3:40 pm-6:30 pm

Nonstop10h 50m

$788

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 10/6

7:30 am-8:35 am

2 stops17h 05m

London Heathrow

Sat 10/18

2:05 pm-10:22 am

2 stops28h 17m

$790

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Thu 10/30

10:50 pm-8:45 pm

1 stop14h 55m

London Heathrow

Mon 11/3

8:25 am-8:59 pm

1 stop19h 34m

$791

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sat 9/13

6:00 am-9:35 am

2 stops19h 35m

London Heathrow

Sun 9/28

10:20 am-9:51 pm

2 stops19h 31m

$794

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sun 8/3

7:40 am-12:40 pm

2 stops21h 00m

London Heathrow

Sun 8/10

10:00 pm-7:16 pm

2 stops29h 16m

$800

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sat 8/9

11:35 pm-6:55 am

1 stop23h 20m

London Heathrow

Thu 8/21

9:30 am-2:34 pm

2 stops37h 04m

$808

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 10/7

11:20 am-8:50 am

1 stop13h 30m

London Heathrow

Thu 10/23

6:15 am-12:50 pm

1 stop14h 35m

$809

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 7/22

11:20 am-8:35 am

1 stop13h 15m

London Heathrow

Thu 7/31

8:30 am-10:48 pm

2 stops22h 18m

$811

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 10/7

11:20 am-9:15 am

1 stop13h 55m

London Heathrow

Thu 10/23

6:15 am-12:50 pm

1 stop14h 35m

$813

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sun 8/3

12:15 pm-11:05 am

1 stop14h 50m

London Heathrow

Tue 8/19

11:15 am-2:10 pm

Nonstop10h 55m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 27 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 27 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 $1,108). 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 (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 Heathrow 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

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 a feel of what it's like to fly with Delta, KLM and Finnair from Phoenix to London by reading reviews from past customers. 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

7,950 reviews

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!

Delta

8.0

Very good

7,950 reviews

Delta

8.0

Very good

7,950 reviews

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!

KLM

7.8

Good

1,358 reviews

Delta

8.0

Very good

7,950 reviews

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!

Finnair

7.6

Good

1,290 reviews

Delta

8.0

Very good

7,950 reviews

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!

Air France

7.5

Good

1,463 reviews

Delta

8.0

Very good

7,950 reviews

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!

United Airlines

7.4

Good

8,790 reviews

Delta

8.0

Very good

7,950 reviews

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

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 British Airways. Our recent data shows that you can find tickets from as low as $788 on this airline. Additional options worth looking into are Air Canada and JetBlue, starting at $790 and $791 round-trip. Users have found that British Airways is 17% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to London Heathrow Airport one-way?
The cheapest airlines for a one-way flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport are WestJet ($406), Icelandair ($423), and United Airlines ($426).
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 Aer Lingus (85%), American Airlines (83%) and Finnair (83%).
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 $2,118, our data indicates the cheapest price to be $362. The most popular route (Phoenix Sky Harbor Intl - London Heathrow), is priced around $524.
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 $1,108). 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

Hayes

Hounslow

Thornton Heath

Luton

Canterbury

Harrow

Dover

Stratford-upon-Avon

Gatwick

Orpington

Watford

Northampton

Croydon

Folkestone

Borehamwood

Broadway

Sutton

Aylesbury

Chelmsford

Brentwood

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
KLM	Cheapest$498	Average$677	FlexibilityNo cancel fee	On-time75%
Virgin Atlantic	Cheapest$548	Average$886	FlexibilityNo cancel fee	On-time72%
Delta	Cheapest$580	Average$895	FlexibilityNo cancel fee	On-timeN/A
WestJet	Cheapest$592	Average$751	FlexibilityNo cancel fee	On-time60%
JetBlue	Cheapest$597	Average$914	FlexibilityNo cancel fee	On-time62%
Finnair	Cheapest$597	Average$969	FlexibilityNo cancel fee	On-time76%
Air Canada	Cheapest$604	Average$896	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$618	Average$1,098	FlexibilityNo cancel fee	On-time69%
Iberia	Cheapest$629	Average$1,001	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$638	Average$980	FlexibilityNo cancel fee	On-time70%

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$404+ 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 10/3. 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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to London Heathrow are usually found in January or February, booked 27 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

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 June 12, 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 June 12, 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 June 9, 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 June 12, 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

Rainfall in Heathrow by month

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

Temperature in Heathrow by month

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

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Delta, KLM and Finnair from Phoenix to London by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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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?

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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 June 12, 2025.