Question 1

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

Accepted Answer

Cheapflights users have booked flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport round-trip from £544. Other airlines that can offer you cheap pricing are Iberia, from £546, and Delta, from £547. Users have found that British Airways is 22% cheaper than the other options available to this destination.

Question 2

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

Accepted Answer

£274 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Lufthansa and Air Canada, with prices starting from £289 and £291, respectively.

Question 3

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

Accepted Answer

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.

Question 4

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport (average of £112). Flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

Question 5

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

Accepted Answer

Travellers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to London Heathrow Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

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

Accepted Answer

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).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 8

E

Accepted Answer

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 9

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

Accepted Answer

While on average a flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport is generally £641, our data shows the cheapest flight currently is £318. When looking at the most popular route, (Phoenix Sky Harbor Intl - London Heathrow), you can expect to pay £369 for that flight.

Question 10

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

Accepted Answer

Consider Iberia (76%), American Airlines (75%) or Finnair (75%) when booking your flight. These represent the most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to London Heathrow Airport.

Question 11

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

Accepted Answer

Before booking your flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport check out the most popular airlines for this route: JetBlue, British Airways or Iberia.

Question 12

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

Accepted Answer

Flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

Question 13

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

Accepted Answer

To save on the cost of your flight from Phoenix Sky Harbor Intl Airport to London Heathrow Airport, book at least 30 days before your planned departure. Booking around this time can save you about 17% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £604 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £785.

Question 14

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

Accepted Answer

Our data shows that October tends to be the cheapest month to fly to London Heathrow Airport from Phoenix Sky Harbor Intl Airport. Users have commonly found prices around £666 for the month, but tickets can be as low as £421. Due to multiple factors, prepare for potentially higher prices in June.

Question 15

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

Accepted Answer

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 at midday, which can drop the price by up to 29% versus a flight in the evening.

Question 16

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

Accepted Answer

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

Question 17

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

Accepted Answer

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.

Question 18

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

Accepted Answer

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.

Question 19

How does Cheapflights help users find flights from Sky Harbor Intl to Heathrow?

Accepted Answer

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.

Question 20

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

Accepted Answer

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!

Question 21

Can Cheapflights find flights from Sky Harbor Intl to Heathrow with no change fees?

Accepted Answer

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.

Question 22

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

Accepted Answer

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.

Round-trip from	£544
One-way from	£256
Popular in	December
Cheapest in	January
Average price	£869
Good round-trip deal	£575 or less
Good one-way deal	£404 or less

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£335	Average£492	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
JetBlue	Cheapest£458	Average£535	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Iberia	Cheapest£521	Average£804	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
British Airways	Cheapest£521	Average£721	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Cheap flights from Phoenix Sky Harbor Intl Airport to London Heathrow Airport from £256

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 Saturday or Wednesday and return on a Monday

Cheap flight deals from Sky Harbor Intl to Heathrow

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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 4 July 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 4 July 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.

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 return flight from Sky Harbor Intl to Heathrow. Price data was last updated on 27 June 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 4 July 2025.

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

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 a feel of what it's like to fly with Delta, Finnair, andAir France 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.

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 cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to London Heathrow Airport one-way?

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?

Travelling to a place near Phoenix Sky Harbor Intl Airport?

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Alternative routes for Sky Harbor Intl to Heathrow

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Top 4 airlines flying from Sky Harbor Intl to Heathrow

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How does Cheapflights help users find flights from Sky Harbor Intl to Heathrow?

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

Can Cheapflights find flights from Sky Harbor Intl to Heathrow with no change fees?

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

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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 4 July 2025.