Cheap flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport from £326

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — LHR
8 Jun — 15 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to London Heathrow are usually found in October or February, booked 12 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Sky Harbor Intl to Heathrow

Enter your travel dates to find the best prices.

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 9 May 2026.

Tue 11/806:00
PHX
-
LHR
2 stops19h 35m
Scandinavian Airlines
Thu 27/807:05
LHR
-
PHX
2 stops24h 32m
Scandinavian Airlines
Deal found 5/5£737
Thu 19/1113:10
PHX
-
LHR
3 stops25h 10m
Scandinavian Airlines
Tue 1/1206:40
LHR
-
PHX
2 stops23h 12m
Scandinavian Airlines
Deal found 5/5£740
Mon 1/617:55
PHX
-
LHR
3 stops34h 00m
Multiple Airlines
Mon 8/621:25
LHR
-
PHX
2 stops26h 29m
Multiple Airlines
Deal found 4/5£740
Wed 9/906:00
PHX
-
LHR
2 stops19h 35m
Scandinavian Airlines
Sat 26/906:40
LHR
-
PHX
2 stops24h 18m
Scandinavian Airlines
Deal found 5/5£742
Wed 2/906:00
PHX
-
LHR
2 stops28h 30m
Scandinavian Airlines
Sat 26/906:40
LHR
-
PHX
3 stops24h 18m
Scandinavian Airlines
Deal found 5/5£742
Mon 8/608:00
PHX
-
LHR
3 stops28h 20m
Multiple Airlines
Mon 15/621:25
LHR
-
PHX
2 stops26h 29m
Multiple Airlines
Deal found 5/5£744
Mon 1/617:55
PHX
-
LHR
3 stops34h 00m
Multiple Airlines
Mon 15/621:25
LHR
-
PHX
3 stops32h 10m
Multiple Airlines
Deal found 5/5£745
Sun 8/1123:59
PHX
-
LHR
1 stop23h 56m
JetBlue
Fri 13/1109:20
LHR
-
PHX
1 stop20h 43m
JetBlue
Deal found 5/5£745
Wed 16/906:00
PHX
-
LHR
2 stops19h 35m
Scandinavian Airlines
Wed 23/907:05
LHR
-
PHX
3 stops23h 53m
Scandinavian Airlines
Deal found 4/5£749
Tue 1/906:00
PHX
-
LHR
2 stops28h 30m
Scandinavian Airlines
Tue 8/906:40
LHR
-
PHX
2 stops22h 15m
Scandinavian Airlines
Deal found 6/5£751
Mon 1/617:55
PHX
-
LHR
3 stops34h 00m
Multiple Airlines
Wed 10/621:25
LHR
-
PHX
3 stops32h 10m
Multiple Airlines
Deal found 5/5£752

Find flight deals from Sky Harbor Intl to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 9 May 2026.

Round-trip from

£737

One-way from

£326

Popular in

June

Cheapest in

October

Average price

£914

Good round-trip deal

£1,015 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 11/8-27/8
  • 4 total stops
  • 44h 07m total
  • Phoenix to London
JetBlue
  • JetBlue
  • 20/7
  • 1 total stop
  • 26h 24m total
  • Phoenix to London
Highest demand for flights based on searches. 24% potential increase in price (£159 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Average for round-trip flights in May 2026
Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to London Heathrow.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sky Harbor Intl 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 858,174 searches. Data last updated 9 May 2026.
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

Cheapest return flight

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sat 15/8

23:50-21:20

1 stop13h 30m

London Heathrow

Tue 25/8

14:50-20:29

1 stop13h 39m

£791

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Fri 11/9

06:00-09:35

2 stops19h 35m

London Heathrow

Wed 23/9

07:05-22:58

3 stops23h 53m

£801

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 5/10

14:58-13:15

1 stop14h 17m

London Heathrow

Mon 12/10

06:30-15:27

2 stops16h 57m

£806

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Thu 29/10

12:10-21:20

3 stops26h 10m

London Heathrow

Mon 2/11

06:40-22:52

2 stops23h 12m

£814
Fastest return journey

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sun 13/9

21:05-15:05

Nonstop10h 00m

London Heathrow

Sat 3/10

16:10-19:05

Nonstop10h 55m

£817

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sat 12/9

23:50-21:20

1 stop13h 30m

London Heathrow

Sat 26/9

07:45-17:55

2 stops18h 10m

£820

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sat 19/9

23:15-09:35

2 stops26h 20m

London Heathrow

Sat 26/9

06:40-22:58

3 stops24h 18m

£826

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Sun 1/11

17:10-21:35

3 stops21h 25m

London Heathrow

Sun 8/11

10:20-22:52

2 stops19h 32m

£862

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Tue 26/5

23:58-20:45

1 stop12h 47m

London Heathrow

Tue 25/8

08:15-21:43

1 stop21h 28m

£913

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Wed 22/7

10:37-10:15

1 stop15h 38m

London Heathrow

Wed 29/7

06:30-16:09

2 stops17h 39m

£941

Flights are sorted by cheapest return flights first.

Deals found on 8/5

Showing 1-10 of 21 resultsSorted by cheapest first
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3

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 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 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 11 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, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport (average of £507). Flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport in June is currently the most expensive (average of £1,000). 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 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 9 May 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport as you normally would.

How much does it cost for a return flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

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 9 May 2026.
Get a feel of what it's like to fly with JetBlue,Iberia, andBritish Airways from Phoenix Sky Harbor Intl Airport to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

7.9

Entertainment

7.2

Food

6.6

Overall

7.2

Comfort

7.5

Boarding

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

Crew

7.9

Entertainment

7.2

Food

6.6

Overall

7.2

Comfort

7.5

Boarding

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

Crew

7.9

Entertainment

7.2

Food

6.6

Overall

7.2

Comfort

7.5

Boarding

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

Crew

7.9

Entertainment

7.2

Food

6.6

Overall

7.2

Comfort

7.5

Boarding

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

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.
  • How long is the flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport?

    Airlines like United Airlines, Scandinavian Airlines, and Delta fly from Phoenix Sky Harbor Intl Airport to London Heathrow Airport in about 13h 30m. The time it takes to get you to your destination can typically vary by up to 6h 05m. Airlines will cover a distance of 5255 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport round-trip from £427. Other airlines that can offer you cheap pricing are Iberia, from £506, and JetBlue, from £549. Users have found that British Airways is 37% 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?

    Consider American Airlines (83%), Finnair (83%) or Iberia (83%) when booking your flight. These represent the most reliable airlines when flying 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?

    While on average a flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport is generally £1,067, our data shows the cheapest flight currently is £896. When looking at the most popular route, (Phoenix Sky Harbor Intl - London Heathrow), you can expect to pay £608 for that flight.

  • 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 holiday 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, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport (average of £507). Flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport in June is currently the most expensive (average of £1,000). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Hounslow
Croydon
Wembley
Northampton
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

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Alternative routes for Sky Harbor Intl to Heathrow

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

Top 3 airlines flying from Sky Harbor Intl to Heathrow

Discover the top 3 airlines that operate flights from Sky Harbor Intl 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 858,174 searches. Data last updated 9 May 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£427Average£724FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£506Average£907FlexibilityNo cancel feeOn-time77%
Search Iberia flights
JetBlueCheapest£549Average£755FlexibilityNo cancel feeOn-time62%
Search JetBlue 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 Sky Harbor Intl to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sky Harbor Intl to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Sky Harbor Intl to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Sky Harbor Intl 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 Sky Harbor Intl to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Sky Harbor Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Sky Harbor Intl to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Sky Harbor Intl to Heathrow 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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