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

Scandinavian Airlines, Delta, and SWISS can get you from Phoenix Sky Harbor Intl Airport to London in just under 21h 15m. Your travel time can differ by up to 1h 46m. The distance from Phoenix Sky Harbor Intl Airport to London is about 5255 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Flying on Delta is currently your cheapest option to London, with prices starting at $498. Additional round-trip tickets that might be worth considering are offered by British Airways and Scandinavian Airlines, with the lowest prices starting at $516 and $533, respectively. Delta is 43% cheaper than the average price of flights available within the next 90 days to this destination.

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

To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $380. JetBlue flights start at $392 while deals on SWISS start at $487 one-way.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from Phoenix Sky Harbor Intl Airport to London?

While some choose either Phoenix Sky Harbor Intl - London Gatwick or Phoenix Sky Harbor Intl - London City, Phoenix Sky Harbor Intl - London Heathrow is the most popular route from Phoenix Sky Harbor Intl Airport to London.

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

On average you can expect to pay $1,950 for a flight from Phoenix Sky Harbor Intl Airport to London. The cheapest flight overall is $359 while the most popular route, (Phoenix Sky Harbor Intl - London Heathrow) is currently priced at $576.

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

Before booking your flight to London from Phoenix Sky Harbor Intl Airport, check out the most reliable airlines to get you to your destination on time: American Airlines (66%), Finnair (66%), Iberia( 66%).

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

The most popular airlines flying from Phoenix Sky Harbor Intl Airport to London are British Airways, American Airlines and Iberia. Something to consider prior to booking your flight.

Most accurate provider : When it comes to deals on Phoenix Sky Harbor Intl Airport-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-London flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Phoenix Sky Harbor Intl Airport-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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 London.

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

Yes. Cheapflights offers flight deals from Sky Harbor Intl to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$365+ Flights from Phoenix Sky Harbor Intl Airport to London

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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to London are usually found in October or September, booked 66 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Find flight deals from Sky Harbor Intl to London

Cheapest flights from Sky Harbor Intl to London
Explore the most affordable flight options available from Sky Harbor Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

Thu 11/131:12 pmPHX - LHR

2 stops22h 18mScandinavian Airlines

Thu 11/206:40 amLHR - PHX

2 stops24h 47mScandinavian Airlines

Deal found 10/16

$578

Wed 10/2210:59 pmPHX - LGW

1 stop27h 01mMultiple Airlines

Fri 10/312:00 pmLGW - PHX

2 stops36h 41mMultiple Airlines

Deal found 10/16

$597

Thu 12/410:45 amPHX - LHR

2 stops24h 45mScandinavian Airlines

Thu 12/116:40 amLHR - PHX

2 stops24h 07mScandinavian Airlines

Deal found 10/16

$600

Thu 11/131:12 pmPHX - LHR

2 stops21h 28mScandinavian Airlines

Sun 11/236:40 amLHR - PHX

3 stops24h 47mScandinavian Airlines

Deal found 10/16

$604

Tue 10/2110:59 pmPHX - LGW

1 stop27h 01mMultiple Airlines

Fri 10/312:00 pmLGW - PHX

2 stops36h 41mMultiple Airlines

Deal found 10/14

$607

Wed 12/1010:45 amPHX - LHR

2 stops24h 45mScandinavian Airlines

Thu 1/87:30 pmLHR - PHX

2 stops34h 22mScandinavian Airlines

Deal found 10/14

$609

Wed 11/58:00 amPHX - STN

2 stops31h 40mMultiple Airlines

Tue 11/116:05 pmSTN - PHX

3 stops35h 25mMultiple Airlines

Deal found 10/14

$618

Thu 12/111:13 pmPHX - LHR

2 stops22h 17mScandinavian Airlines

Mon 12/156:40 amLHR - PHX

2 stops24h 36mScandinavian Airlines

Deal found 10/16

$630

Fri 11/1411:43 amPHX - LHR

2 stops21h 17mScandinavian Airlines

Fri 11/216:40 amLHR - PHX

2 stops24h 47mScandinavian Airlines

Deal found 10/15

$631

Thu 12/410:45 amPHX - LHR

2 stops24h 45mScandinavian Airlines

Sun 12/146:40 amLHR - PHX

3 stops24h 52mScandinavian Airlines

Deal found 10/16

$634

Sun 11/98:00 amPHX - LHR

2 stops29h 35mAir Canada

Tue 11/259:00 amLHR - PHX

2 stops20h 30mAir Canada

Deal found 10/15

$640

Wed 11/58:00 amPHX - LHR

1 stop16h 10mAir Canada

Wed 11/126:50 amLHR - PHX

2 stops22h 40mAir Canada

Deal found 10/15

$641

Best flights from Sky Harbor Intl to London
Discover carefully curated flight deals from Sky Harbor Intl to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 16, 2025.

Mon 12/81:13 pmPHX - LHR

2 stops21h 27mScandinavian Airlines

Mon 12/156:40 amLHR - PHX

2 stops23h 09mScandinavian Airlines

Deal found 10/15

$601

Sun 11/98:00 amPHX - STN

2 stops22h 30mMultiple Airlines

Tue 11/257:40 amSTN - PHX

2 stops21h 50mMultiple Airlines

Deal found 10/15

$648

Mon 1/56:00 amPHX - LHR

1 stop21h 15mDelta

Tue 1/1311:45 amLHR - PHX

2 stops18h 48mDelta

Deal found 10/15

$708

Wed 11/512:39 pmPHX - LCY

2 stops23h 01mSWISS

Thu 11/137:10 pmLCY - PHX

2 stops34h 31mSWISS

Deal found 10/16

$712

Mon 10/277:05 amPHX - LHR

1 stop17h 20mUnited Airlines

Thu 11/610:00 amLHR - PHX

1 stop15h 51mUnited Airlines

Deal found 10/14

$729

Thu 10/239:59 pmPHX - LHR

1 stop14h 46mJetBlue

Sun 11/212:20 pmLHR - PHX

1 stop16h 37mJetBlue

Deal found 10/15

$739

Fri 11/141:28 pmPHX - LHR

2 stops19h 32mScandinavian Airlines

Tue 11/257:05 amLHR - PHX

3 stops24h 22mScandinavian Airlines

Deal found 10/14

$635

Mon 12/18:00 amPHX - STN

3 stops28h 10mMultiple Airlines

Sat 12/66:35 pmSTN - PHX

3 stops34h 55mMultiple Airlines

Deal found 10/16

$650

Wed 11/1212:39 pmPHX - LCY

2 stops37h 06mSWISS

Wed 11/199:25 amLCY - PHX

2 stops20h 16mSWISS

Deal found 10/13

$713

Wed 11/58:00 amPHX - STN

2 stops29h 55mMultiple Airlines

Wed 11/127:40 amSTN - PHX

2 stops21h 50mMultiple Airlines

Deal found 10/15

$655

Sun 10/261:16 pmPHX - LHR

1 stop15h 24mDelta

Fri 11/78:55 amLHR - PHX

1 stop19h 51mDelta

Deal found 10/14

$729

Tue 12/212:24 pmPHX - LCY

2 stops21h 41mSWISS

Wed 12/109:25 amLCY - PHX

2 stops20h 32mSWISS

Deal found 10/14

$713

Mon 12/81:13 pmPHX - LHR

2 stops22h 17mScandinavian Airlines

Sat 12/136:40 amLHR - PHX

2 stops24h 36mScandinavian Airlines

Deal found 10/16

$720

Wed 10/2211:45 amPHX - LHR

1 stop13h 05mMultiple Airlines

Thu 10/306:20 amLHR - PHX

1 stop14h 15mMultiple Airlines

Deal found 10/15

$696

Tue 10/2812:55 pmPHX - LCY

2 stops22h 45mSWISS

Tue 11/49:15 amLCY - PHX

2 stops20h 26mSWISS

Deal found 10/14

$713

Tue 12/21:13 pmPHX - LHR

3 stops25h 07mScandinavian Airlines

Mon 12/86:40 amLHR - PHX

2 stops24h 52mScandinavian Airlines

Deal found 10/16

$727

Wed 11/128:00 amPHX - LGW

2 stops19h 15mMultiple Airlines

Wed 11/198:15 amLGW - PHX

2 stops21h 15mMultiple Airlines

Deal found 10/13

$711

Mon 12/112:39 pmPHX - LCY

2 stops37h 06mSWISS

Thu 12/111:30 pmLCY - PHX

2 stops40h 27mSWISS

Deal found 10/14

$738

Mon 1/55:40 pmPHX - LHR

1 stop33h 00mMultiple Airlines

Tue 1/132:30 pmLHR - PHX

1 stop34h 07mMultiple Airlines

Deal found 10/15

$714

Wed 12/312:50 pmPHX - SEN

2 stops25h 10mMultiple Airlines

Wed 12/107:10 amSEN - PHX

2 stops22h 20mMultiple Airlines

Deal found 10/14

$718

Thu 11/2012:45 pmPHX - STN

3 stops28h 55mMultiple Airlines

Tue 11/257:40 amSTN - PHX

2 stops21h 50mMultiple Airlines

Deal found 10/14

$726

Wed 11/1912:45 pmPHX - STN

2 stops19h 35mMultiple Airlines

Tue 11/257:35 pmSTN - PHX

3 stops33h 55mMultiple Airlines

Deal found 10/14

$737

Thu 11/1310:24 amPHX - LHR

1 stop14h 31mMultiple Airlines

Tue 11/256:50 amLHR - PHX

2 stops22h 40mMultiple Airlines

Deal found 10/14

$739

Mon 11/1012:45 pmPHX - STN

2 stops23h 20mMultiple Airlines

Mon 11/177:35 pmSTN - PHX

3 stops33h 55mMultiple Airlines

Deal found 10/14

$739

Tue 11/119:20 amPHX - LCY

2 stops20h 30mMultiple Airlines

Tue 11/189:50 amLCY - PHX

2 stops19h 25mMultiple Airlines

Deal found 10/14

$744

Wed 11/512:39 pmPHX - LCY

2 stops17h 11mMultiple Airlines

Thu 11/139:40 amLCY - PHX

3 stops22h 34mMultiple Airlines

Deal found 10/16

$747

Wed 11/1212:39 pmPHX - LCY

2 stops17h 11mMultiple Airlines

Wed 11/269:50 amLCY - PHX

3 stops22h 24mMultiple Airlines

Deal found 10/14

$748

Wed 11/124:44 pmPHX - LCY

2 stops16h 56mMultiple Airlines

Wed 11/199:50 amLCY - PHX

2 stops19h 25mMultiple Airlines

Deal found 10/15

$753

Wed 12/34:44 pmPHX - LCY

2 stops16h 56mMultiple Airlines

Tue 12/99:50 amLCY - PHX

2 stops19h 09mMultiple Airlines

Deal found 10/14

$754

Wed 12/38:30 amPHX - LCY

2 stops17h 35mMultiple Airlines

Wed 12/109:50 amLCY - PHX

2 stops19h 09mMultiple Airlines

Deal found 10/14

$754

Last-minute flights from Sky Harbor Intl to London
Discover last-minute flight deals from Sky Harbor Intl to London. Data last updated October 16, 2025 and is based on user searches.

Tue 10/2110:59 pmPHX - LGW

1 stop27h 01mMultiple Airlines

Fri 10/312:00 pmLGW - PHX

2 stops36h 41mMultiple Airlines

Deal found 10/14

$607

Wed 10/2210:59 pmPHX - LGW

1 stop27h 01mMultiple Airlines

Fri 10/312:00 pmLGW - PHX

2 stops36h 41mMultiple Airlines

Deal found 10/16

$597

Mon 10/2712:11 pmPHX - LHR

2 stops26h 29mScandinavian Airlines

Sun 11/910:20 amLHR - PHX

2 stops21h 07mScandinavian Airlines

Deal found 10/16

$643

Wed 11/58:00 amPHX - STN

2 stops31h 40mMultiple Airlines

Tue 11/116:05 pmSTN - PHX

3 stops35h 25mMultiple Airlines

Deal found 10/14

$618

Wed 11/58:00 amPHX - LHR

1 stop16h 10mAir Canada

Wed 11/126:50 amLHR - PHX

2 stops22h 40mAir Canada

Deal found 10/15

$641

Wed 11/58:00 amPHX - LHR

1 stop16h 10mMultiple Airlines

Wed 11/127:40 amLHR - PHX

2 stops17h 16mMultiple Airlines

Deal found 10/15

$651

Wed 11/58:00 amPHX - STN

2 stops29h 55mMultiple Airlines

Wed 11/127:40 amSTN - PHX

2 stops21h 50mMultiple Airlines

Deal found 10/15

$655

Sun 11/98:00 amPHX - LHR

2 stops29h 35mAir Canada

Tue 11/256:50 amLHR - PHX

2 stops22h 40mAir Canada

Deal found 10/16

$634

Sun 11/98:00 amPHX - STN

2 stops22h 30mMultiple Airlines

Tue 11/257:40 amSTN - PHX

2 stops21h 50mMultiple Airlines

Deal found 10/15

$648

Thu 11/131:12 pmPHX - LHR

2 stops22h 18mScandinavian Airlines

Thu 11/206:40 amLHR - PHX

2 stops24h 47mScandinavian Airlines

Deal found 10/16

$578

Thu 11/131:12 pmPHX - LHR

2 stops21h 28mScandinavian Airlines

Sun 11/236:40 amLHR - PHX

3 stops24h 47mScandinavian Airlines

Deal found 10/16

$604

Fri 11/1411:43 amPHX - LHR

2 stops21h 17mScandinavian Airlines

Fri 11/216:40 amLHR - PHX

2 stops24h 47mScandinavian Airlines

Deal found 10/15

$631

One-way flights from Sky Harbor Intl to London
Search for one-way flight options from Sky Harbor Intl to London. Find affordable one-way fares based on user searches. Data last updated October 16, 2025.

Wed 10/298:10 pmPHX - LHR

2 stops33h 40mWestJet

Deal found 10/16

$365

Mon 12/88:00 amPHX - LHR

3 stops21h 50mMultiple Airlines

Deal found 10/14

$370

Wed 10/295:30 pmPHX - LHR

3 stops36h 20mMultiple Airlines

Deal found 10/16

$371

Sun 11/1610:53 pmPHX - LHR

3 stops27h 22mMultiple Airlines

Deal found 10/16

$373

Sat 12/66:02 amPHX - SEN

3 stops31h 13mMultiple Airlines

Deal found 10/14

$373

Fri 10/316:49 amPHX - LHR

3 stops23h 01mMultiple Airlines

Deal found 10/15

$376

Wed 10/226:05 pmPHX - LHR

1 stop34h 00mWestJet

Deal found 10/15

$378

Wed 11/126:00 amPHX - LGW

3 stops26h 05mMultiple Airlines

Deal found 10/15

$380

Fri 12/267:35 pmPHX - LGW

2 stops40h 35mMultiple Airlines

Deal found 10/15

$381

Sat 10/259:59 pmPHX - LHR

1 stop15h 46mJetBlue

Deal found 10/16

$384

Sun 12/146:02 amPHX - LHR

3 stops28h 28mMultiple Airlines

Deal found 10/16

$387

Sun 11/1611:59 pmPHX - LHR

1 stop13h 46mJetBlue

Deal found 10/15

$389

Cheap flight deals from Sky Harbor Intl to London

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$578 (FlightHub)
One-way from	$365 (Booking.com)
Popular in	June
Cheapest in	October
Average price	$686
Good round-trip deal	$671 or less
Good one-way deal	$486 or less

Provider with most accurate pricing for Phoenix Sky Harbor Intl-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-London (LON) flights.

Search Deals

From Phoenix Sky Harbor Intl to London (LON)

Search Deals

One-way flight from Phoenix Sky Harbor Intl to London (LON)

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($227 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to London (LON).

Search Deals

Price to beat on a one-way flight from Phoenix Sky Harbor Intl to London (LON).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 12/8

1:13 pm-5:40 pm

2 stops21h 27m

London Heathrow

Mon 12/15

6:40 am-10:49 pm

2 stops23h 09m

$601

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Fri 11/14

1:28 pm-4:00 pm

2 stops19h 32m

London Heathrow

Tue 11/25

7:05 am-12:27 am

3 stops24h 22m

$635

PhoenixLondon

PHX - STN

PHXSTN

Phoenix Sky Harbor Intl

Sun 11/9

8:00 am-1:30 pm

2 stops22h 30m

London Stansted

Tue 11/25

7:40 am-10:30 pm

2 stops21h 50m

$648

PhoenixLondon

PHX - STN

PHXSTN

Phoenix Sky Harbor Intl

Mon 12/1

8:00 am-7:10 pm

3 stops28h 10m

London Stansted

Sat 12/6

6:35 pm-10:30 pm

3 stops34h 55m

$650

PhoenixLondon

PHX - STN

PHXSTN

Phoenix Sky Harbor Intl

Wed 11/5

8:00 am-8:55 pm

2 stops29h 55m

London Stansted

Wed 11/12

7:40 am-10:30 pm

2 stops21h 50m

$655

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Wed 10/22

11:45 am-8:50 am

1 stop13h 05m

London Heathrow

Thu 10/30

6:20 am-1:35 pm

1 stop14h 15m

$696

PhoenixLondon

PHX - LHR

PHXLHR

Phoenix Sky Harbor Intl

Mon 1/5

6:00 am-10:15 am

1 stop21h 15m

London Heathrow

Tue 1/13

11:45 am-11:33 pm

2 stops18h 48m

$708

PhoenixLondon

PHX - LGW

PHXLGW

Phoenix Sky Harbor Intl

Wed 11/12

8:00 am-10:15 am

2 stops19h 15m

London Gatwick

Wed 11/19

8:15 am-10:30 pm

2 stops21h 15m

$711

PhoenixLondon

PHX - LCY

PHXLCY

Phoenix Sky Harbor Intl

Wed 11/5

12:39 pm-6:40 pm

2 stops23h 01m

London City

Thu 11/13

7:10 pm-10:41 pm

2 stops34h 31m

$712

PhoenixLondon

PHX - LCY

PHXLCY

Phoenix Sky Harbor Intl

Wed 11/12

12:39 pm-8:45 am

2 stops37h 06m

London City

Wed 11/19

9:25 am-10:41 pm

2 stops20h 16m

$713

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 60 results

...

Compare providers for flights from Sky Harbor Intl to London

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to London in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy2 stars	Trust Score*1 star
Gurufare	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy2 stars	Trust Score*2 stars
Trip.com	Price Accuracy2 stars	Trust Score*3 stars
SmartFares	Price Accuracy1 star	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-London flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sky Harbor Intl to London

Have a flexible travel schedule? Discover the best time to fly to London from Sky Harbor Intl with our price prediction graph.

Estimated round-trip 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

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

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to London (average of $482). Flying from Phoenix Sky Harbor Intl Airport to London in June is currently the most expensive (average of $790). 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 LON?

Unlike at noon, when flights are generally more expensive, you can save up to 17% on flights from Phoenix Sky Harbor Intl Airport to London by exploring options for tickets in the afternoon.

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

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

Weekly flight availability from Phoenix Sky Harbor Intl Airport to London

The most flights from PHX to LON are scheduled on a Monday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

The best insider tips for Phoenix Sky Harbor Intl Airport to London flights

Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to London trip

Airports

PHX

PHX offers short security lines, typically under 10 minutes, ensuring a smooth departure experience even during peak hours.

LHR

Take the Heathrow Express for the fastest route to central London, reaching Paddington Station quickly and efficiently.

Our travel experts

Brandon Schultz

Expert on PHX

Ramsey Qubein

Expert on LHR

Reviews of airlines servicing London

See what other customers who have flown with Finnair, American Airlines, and JetBlue from Phoenix Sky Harbor Intl Airport to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Finnair

7.6

Good

1,332 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Finnair

7.6

Good

1,332 reviews

Finnair

7.6

Good

1,332 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

American Airlines

7.2

Good

11,041 reviews

Finnair

7.6

Good

1,332 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

JetBlue

7.2

Good

2,908 reviews

Finnair

7.6

Good

1,332 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Iberia

7.0

Good

2,992 reviews

Finnair

7.6

Good

1,332 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

British Airways

6.7

Okay

7,456 reviews

Finnair

7.6

Good

1,332 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Related info for your journey

How long is the flight from Phoenix Sky Harbor Intl Airport to London?
Scandinavian Airlines, Delta, and SWISS can get you from Phoenix Sky Harbor Intl Airport to London in just under 21h 15m. Your travel time can differ by up to 1h 46m. The distance from Phoenix Sky Harbor Intl Airport to London is about 5255 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to London round-trip?
Flying on Delta is currently your cheapest option to London, with prices starting at $498. Additional round-trip tickets that might be worth considering are offered by British Airways and Scandinavian Airlines, with the lowest prices starting at $516 and $533, respectively. Delta is 43% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to London one-way?
To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $380. JetBlue flights start at $392 while deals on SWISS start at $487 one-way.
What are the most popular routes from Phoenix Sky Harbor Intl Airport to London?
While some choose either Phoenix Sky Harbor Intl - London Gatwick or Phoenix Sky Harbor Intl - London City, Phoenix Sky Harbor Intl - London Heathrow is the most popular route from Phoenix Sky Harbor Intl Airport to London.
What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to London?
Before booking your flight to London from Phoenix Sky Harbor Intl Airport, check out the most reliable airlines to get you to your destination on time: American Airlines (66%), Finnair (66%), Iberia( 66%).
What are the cheapest flights from Phoenix Sky Harbor Intl Airport to London?
On average you can expect to pay $1,950 for a flight from Phoenix Sky Harbor Intl Airport to London. The cheapest flight overall is $359 while the most popular route, (Phoenix Sky Harbor Intl - London Heathrow) is currently priced at $576.
Can I find deals for flights from Sky Harbor Intl to London that include hotel bookings?
Yes. In addition to deals on Sky Harbor Intl to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sky Harbor Intl to London?
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 London.
Can I find deals for business class flights from Sky Harbor Intl to London?
Yes. Cheapflights offers flight deals from Sky Harbor Intl to London 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?
Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to London (average of $482). Flying from Phoenix Sky Harbor Intl Airport to London in June is currently the most expensive (average of $790). 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.

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Top 10 airlines flying from Sky Harbor Intl to London

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$498	Average$964	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$516	Average$895	FlexibilityNo cancel fee	On-time70%
Scandinavian Airlines	Cheapest$533	Average$747	FlexibilityNo cancel fee	On-time77%
American Airlines	Cheapest$534	Average$916	FlexibilityNo cancel fee	On-time71%
Virgin Atlantic	Cheapest$537	Average$790	FlexibilityNo cancel fee	On-time72%
JetBlue	Cheapest$551	Average$890	FlexibilityNo cancel fee	On-time62%
Finnair	Cheapest$565	Average$898	FlexibilityNo cancel fee	On-time76%
Iberia	Cheapest$567	Average$1,027	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$581	Average$822	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$583	Average$818	FlexibilityNo cancel fee	On-time67%

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$365+ Cheap flights from Sky Harbor Intl (PHX) to London (LON)

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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to London are usually found in October or September, booked 66 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Find flight deals from Sky Harbor Intl to London

Cheapest flights from Sky Harbor Intl to LondonExplore the most affordable flight options available from Sky Harbor Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

Explore the most affordable flight options available from Sky Harbor Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

Cheap flight deals from Sky Harbor Intl to London

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Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to London in October.

Best time to book a flight from Sky Harbor Intl to London

Have a flexible travel schedule? Discover the best time to fly to London from Sky Harbor Intl with our price prediction graph.

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Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to London

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

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to London. Price data was last updated on October 10, 2025.

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

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

Find hourly flight availability from Sky Harbor Intl to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to London. Price data was last updated on December 16, 2024.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to London

The best insider tips for Phoenix Sky Harbor Intl Airport to London flights

Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to London trip

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Reviews of airlines servicing London

See what other customers who have flown with Finnair, American Airlines, and JetBlue from Phoenix Sky Harbor Intl Airport to London have to say. You can also see how each airline compares 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 London. 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?

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

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

What are the most popular routes from Phoenix Sky Harbor Intl Airport to London?

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

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

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

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

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

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

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Alternative routes for Sky Harbor Intl to London

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Cheapest flights from Sky Harbor Intl to London
Explore the most affordable flight options available from Sky Harbor Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.