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Cheap flights from Phoenix Sky Harbor Intl Airport to London from $234

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to London departing on 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to London

Cheap round-trip flights

Logo
8:30 pm - 1:20 pmPHX-LHR
32h 50m1 stop
Logo
6:50 am - 7:19 pmLHR-PHX
20h 29m2 stops
$475
Find Deal
Tue, Oct 7 - Tue, Oct 21
Virgin Atlantic Logo
1:37 pm - 1:30 pmPHX-LHR
15h 53m1 stop
Virgin Atlantic Logo
6:15 am - 12:50 pmLHR-PHX
14h 35m1 stop
$479Virgin Atlantic
Find Deal
Wed, Sep 3 - Tue, Sep 16
British Airways Logo
8:40 pm - 2:40 pmPHX-LHR
10h 00mnonstop
British Airways Logo
11:15 am - 2:15 pmLHR-PHX
11h 00mnonstop
$494British Airways
Find Deal
Tue, Oct 7 - Thu, Oct 23
British Airways Logo
8:40 pm - 2:40 pmPHX-LHR
10h 00mnonstop
British Airways Logo
11:15 am - 2:15 pmLHR-PHX
11h 00mnonstop
$495British Airways
Find Deal
Tue, Sep 23 - Fri, Oct 3
Iberia Logo
6:40 pm - 12:50 pmPHX-LHR
10h 10mnonstop
Iberia Logo
11:15 am - 2:10 pmLHR-PHX
10h 55mnonstop
$510Iberia
Find Deal
Tue, Aug 12 - Tue, Aug 26
Finnair Logo
6:40 pm - 12:50 pmPHX-LHR
10h 10mnonstop
Finnair Logo
11:15 am - 2:10 pmLHR-PHX
10h 55mnonstop
$514Finnair
Find Deal
Tue, Aug 12 - Tue, Sep 2
Finnair Logo
6:40 pm - 12:50 pmPHX-LHR
10h 10mnonstop
Finnair Logo
11:15 am - 2:10 pmLHR-PHX
10h 55mnonstop
$515Finnair
Find Deal
Tue, Aug 12 - Tue, Sep 2
Delta Logo
1:20 pm - 1:10 pmPHX-LHR
15h 50m2 stops
Delta Logo
6:15 am - 12:50 pmLHR-PHX
14h 35m1 stop
$517Delta
Find Deal
Tue, Aug 12 - Tue, Aug 26
Delta Logo
1:40 pm - 2:15 pmPHX-LHR
16h 35m1 stop
Delta Logo
6:15 am - 4:15 pmLHR-PHX
18h 00m2 stops
$521Delta
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Wed, Aug 20 - Wed, Aug 27
Iberia Logo
10:19 am - 7:20 amPHX-LHR
13h 01m1 stop
Iberia Logo
4:25 pm - 11:10 pmLHR-PHX
14h 45m1 stop
$525Iberia
Find Deal
Tue, Aug 12 - Thu, Aug 21

United Airlines flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to London Heathrow Airport flight tickets
United Airlines
Aug 12
PHX1:35 pmPhoenix Sky Harbor Intl
12h 05m
1 stop
LHR9:40 amLondon Heathrow
Sep 2
LHR2:05 pmLondon Heathrow
38h 12m
2 stops
PHX8:17 pmPhoenix Sky Harbor Intl
$506
Find similar
United Airlines
Aug 12
PHX1:35 pmPhoenix Sky Harbor Intl
12h 05m
1 stop
LHR9:40 amLondon Heathrow
Aug 19
LHR7:25 amLondon Heathrow
17h 38m
2 stops
PHX5:03 pmPhoenix Sky Harbor Intl
$516
Find similar
United Airlines
Aug 12
PHX7:04 amPhoenix Sky Harbor Intl
15h 26m
2 stops
LHR6:30 amLondon Heathrow
Aug 21
LHR6:50 amLondon Heathrow
18h 56m
2 stops
PHX5:46 pmPhoenix Sky Harbor Intl
$520
Find similar

British Airways flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

Our best British Airways deals on Phoenix Sky Harbor Intl Airport to London Heathrow Airport flight tickets
British Airways
Oct 7
PHX8:40 pmPhoenix Sky Harbor Intl
10h 00m
LHR2:40 pmLondon Heathrow
Oct 23
LHR11:15 amLondon Heathrow
11h 00m
PHX2:15 pmPhoenix Sky Harbor Intl
$494
Find similar
British Airways
Sep 23
PHX8:40 pmPhoenix Sky Harbor Intl
10h 00m
LHR2:40 pmLondon Heathrow
Oct 3
LHR11:15 amLondon Heathrow
11h 00m
PHX2:15 pmPhoenix Sky Harbor Intl
$495
Find similar
British Airways
Oct 8
PHX8:40 pmPhoenix Sky Harbor Intl
10h 00m
LHR2:40 pmLondon Heathrow
Oct 15
LHR11:15 amLondon Heathrow
11h 00m
PHX2:15 pmPhoenix Sky Harbor Intl
$497
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated August 1, 2025.
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 10/7

8:30 pm-1:20 pm

1 stop32h 50m

London Heathrow

Tue 10/21

6:50 am-7:19 pm

2 stops20h 29m

$475

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Wed 9/3

1:37 pm-1:30 pm

1 stop15h 53m

London Heathrow

Tue 9/16

6:15 am-12:50 pm

1 stop14h 35m

$479

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 10/7

8:40 pm-2:40 pm

Nonstop10h 00m

London Heathrow

Thu 10/23

11:15 am-2:15 pm

Nonstop11h 00m

$494

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 9/23

8:40 pm-2:40 pm

Nonstop10h 00m

London Heathrow

Fri 10/3

11:15 am-2:15 pm

Nonstop11h 00m

$495

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 8/12

6:40 pm-12:50 pm

Nonstop10h 10m

London Heathrow

Tue 8/26

11:15 am-2:10 pm

Nonstop10h 55m

$510

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 8/12

6:40 pm-12:50 pm

Nonstop10h 10m

London Heathrow

Tue 9/2

11:15 am-2:10 pm

Nonstop10h 55m

$514

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 8/12

6:40 pm-12:50 pm

Nonstop10h 10m

London Heathrow

Tue 9/2

11:15 am-2:10 pm

Nonstop10h 55m

$515

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 8/12

1:20 pm-1:10 pm

2 stops15h 50m

London Heathrow

Tue 8/26

6:15 am-12:50 pm

1 stop14h 35m

$517

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Wed 8/20

1:40 pm-2:15 pm

1 stop16h 35m

London Heathrow

Wed 8/27

6:15 am-4:15 pm

2 stops18h 00m

$521

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 8/12

10:19 am-7:20 am

1 stop13h 01m

London Heathrow

Thu 8/21

4:25 pm-11:10 pm

1 stop14h 45m

$525

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Phoenix Sky Harbor Intl Airport and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Phoenix Sky Harbor Intl Airport, with most prices found around $759. If you’re not able to fly to London Heathrow Airport in February, then October is your next best option. Flight prices from Phoenix Sky Harbor Intl Airport to London Heathrow Airport during October average around $767.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $895. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,100.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Phoenix Sky Harbor Intl Airport to London Heathrow Airport in the morning for as low as $871. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,024.

What is the cheapest Phoenix Sky Harbor Intl to London Heathrow flight route?

Fly from Phoenix Sky Harbor Intl to London Heathrow for the best Phoenix Sky Harbor Intl - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $946 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Phoenix Sky Harbor Intl Airport for as low as $827 on momondo.

What cabin class options are available on Phoenix Sky Harbor Intl to London Heathrow flights?

There are 4 cabin classes available to choose from on Phoenix Sky Harbor Intl to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Phoenix Sky Harbor Intl Airport to London Heathrow Airport flights?

No. A direct flight is the cheapest option for a flight between Phoenix Sky Harbor Intl Airport to London Heathrow Airport.

How have Phoenix Sky Harbor Intl Airport to London Heathrow Airport flight prices changed over time?

As of August 2025, prices for Phoenix Sky Harbor Intl Airport to London Heathrow Airport flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to London Heathrow Airport (PHX to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

Best Price Found

$234

Fastest flight time

10h 00m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Phoenix Sky Harbor Intl Airport in the past 72 hours is $234. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to London Heathrow Airport found on momondo in the last 72 hours is $475.
The fastest flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport takes 10h 00m
Direct flights go from Phoenix Sky Harbor Intl Airport to London Heathrow Airport every day.
Search flight deals

  • How far is Phoenix Sky Harbor Intl to London Heathrow by plane?

    There are 5254.6 mi between Phoenix Sky Harbor Intl and London Heathrow. 10h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Phoenix Sky Harbor Intl Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

Best airlines flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $498Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Virgin AtlanticPriceFrom $548Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
JetBluePriceFrom $564Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
FinnairPriceFrom $574Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
WestJetPriceFrom $577Free CancellationRating
7.2
2,978 reviews
Search WestJet flights
United AirlinesPriceFrom $582Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
British AirwaysPriceFrom $592Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
Air CanadaPriceFrom $604Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
IberiaPriceFrom $616Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
American AirlinesPriceFrom $645Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Finnair Flights From Phoenix Sky Harbor Intl Airport to London Heathrow Airport

    Finnair operates around 14 flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been $957, but momondo users have found Finnair deals from Phoenix Sky Harbor Intl Airport to London Heathrow Airport from as low as $574 round-trip. Finnair has been scored 7.6/10 in 1,316 reviews.

  • American Airlines Flights From Phoenix Sky Harbor Intl Airport to London Heathrow Airport

    Across 10,000 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Phoenix Sky Harbor Intl Airport to London Heathrow Airport about 14 times each week, with ticket deals ranging from $645 to $1,067. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near London?

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Swindon

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Phoenix to London for you.

Can I find flights from Phoenix to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Phoenix which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Phoenix to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Phoenix to London.

I’m not ready to book a flight from Phoenix to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Phoenix to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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