Cheap Flights from Phoenix to London from $120

Frequently Asked Questions

• What are the cheapest flights from Phoenix to London (PHX-YXU)?

  Based on Trip.com data, WestJet offers one-way fares as low as $181 on Cheapest nonstop routes (e.g. PHX to YXU on Fri, Oct 23), while WestJet offers Cheapest nonstop round-trips from $307 departing on Fri, Oct 23 and returning on Sun, Oct 25.

• Which airlines offer flights from Phoenix to London?

  At the moment, several airlines serve connecting flights from Phoenix to London, including: WestJet Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Phoenix to London?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Phoenix to London is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Phoenix to London?

  To find best deals on flights from Phoenix to London, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Oct 23, with one-way flights priced at just $181.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is WestJet.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for London travel is around August.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Phoenix (PHX) to London (YXU) the cheapest?

  The cheapest months to fly from Phoenix to London is December, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Phoenix to London on?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Phoenix to London on October 23, 2026 with WestJet, with prices starting at $307.

• Which airports can I fly into London from Phoenix?

  You can arrive at any of the following airports in London: London International Airport (YXU). Flights from Phoenix Sky Harbor International Airport to London International Airport (PHX-YXU) are by far the most popular option for this route.

• Is there any time difference between Phoenix and London?

  The time difference between London and Phoenix is 2h.

• How do I change or cancel my ticket from Phoenix to London?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Phoenix to London?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Phoenix to London is $210. Fares vary by travel date, airline and availability.

• How do I book flights from Phoenix to London on Trip.com?

  Enter Phoenix and London, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.