Cheap flights from London Heathrow Airport to Phoenix
LHR — PHX
4 Nov — 11 Nov1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Phoenix are usually found in January or November, booked 77 days in advance, depart on a Monday or Wednesday and return on a Monday
Find flight deals from Heathrow to Phoenix
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Phoenix (PH1). 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 5 October 2026.
Popular in
August
Cheapest in
January
Average price
£820
Highest demand for flights based on searches. 10% potential increase in price (£70 potential increase over avg. return price).
Best time to book a flight from Heathrow to Phoenix
Have a flexible travel schedule? Discover the best time to fly to Phoenix from Heathrow with our price prediction graph.
LHR-PH1
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 London Heathrow Airport to Phoenix
Prices
Airlines
Delays
How far ahead should I book a flight from London Heathrow Airport to Phoenix?
The best time to book flights from London Heathrow Airport to Phoenix is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from London Heathrow Airport to Phoenix?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Phoenix (average of £678). Flying from London Heathrow Airport to Phoenix in August 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 LHR to PHX?
Find hourly flight availability from Heathrow to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 October 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Phoenix as you normally would.
Weekly flight availability from London Heathrow Airport to Phoenix
Explore weekly flight availability from Heathrow to Phoenix. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 5 October 2026.
The most flights from LHR to PH1 are scheduled on a Friday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).
How often are flights from London to Phoenix delayed?
About 22% of weekly flights between London and Phoenix have experienced delays in the past year, with the average delay time being 159 minutes.
What is the most punctual flight time for London to Phoenix flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Phoenix flights?
Over the past year, American Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.
Reviews of airlines servicing Phoenix
Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated 5 October 2026.
Read reviews from past customers who have flown with Finnair,JetBlue, andAmerican Airlines
from London Heathrow Airport to Phoenix. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Phoenix. 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 London Heathrow Airport to Phoenix round-trip?
Cheapflights users have booked flights from London Heathrow Airport to Phoenix round-trip from £440. Other airlines that can offer you cheap pricing are Virgin Atlantic, from £450, and Lufthansa, from £537. JetBlue is 46% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from London Heathrow Airport to Phoenix one-way?
For one-way options, check prices for WestJet. According to our data, you can fly for as low as £259. Users have also found prices from £331 and £487 on JetBlue and British Airways, respectively.
What are the most reliable airlines from London Heathrow Airport to Phoenix?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Phoenix on time: American Airlines (65%), Finnair (65%), Iberia (65%).
What are the cheapest flights from London Heathrow Airport to Phoenix?
On average you can expect to pay £1,017 for a flight from London Heathrow Airport to Phoenix. The cheapest flight overall is £381 while the most popular route, (London Heathrow - Phoenix Sky Harbor Intl) is currently priced at £532.
Can I find deals for business class flights from Heathrow to Phoenix?
Yes. Cheapflights offers flight deals from Heathrow to Phoenix 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 London Heathrow Airport to Phoenix?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Phoenix (average of £678). Flying from London Heathrow Airport to Phoenix in August 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.
Discover the top 9 airlines that operate flights from Heathrow to Phoenix. 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 7,457,451 searches. Data last updated 5 October 2026.
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 Heathrow to Phoenix?
Cheapflights helps you search for flights from Heathrow to Phoenix via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Phoenix?
Cheapflights helps you find that perfect flight to Phoenix from Heathrow 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 Heathrow to Phoenix with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Phoenix, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Heathrow to Phoenix become cheaper?
Yes, Cheapflights offers price alerts on Heathrow to Phoenix 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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