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$456+ Cheap flights from Tucson (TUS) 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — LON
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Tucson to London are usually found in October or September, booked 90 days in advance, depart on a Friday or Sunday and return on a Tuesday

Cheap flight deals from Tucson to London

Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) to London (LON). 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 September 11, 2025.

Round-trip from

$544
(Trip.com)

One-way from

$456
(United Airlines)

Popular in

June

Cheapest in

October

Average price

$770
From Tucson to London (LON)
Search Deals
One-way flight from Tucson to London (LON)
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Highest demand for flights based on searches. 18% potential increase in price ($219 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Tucson to London

Cheapest flights from Tucson to London
Explore the most affordable flight options available from Tucson to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Trip.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/214:30 pmTUS - LHR
1 stop14h 05mVirgin Atlantic
Tue 10/79:55 amLHR - TUS
1 stop18h 40mVirgin Atlantic
Deal found 9/10$544
This Flysmarter deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2112:57 pmTUS - LHR
1 stop16h 33mMultiple Airlines
Tue 10/77:45 pmLHR - TUS
2 stops28h 01mMultiple Airlines
Deal found 9/10$581
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/234:30 pmTUS - LHR
1 stop16h 45mDelta
Thu 10/29:00 amLHR - TUS
2 stops19h 33mDelta
Deal found 9/10$584
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/181:17 pmTUS - LHR
1 stop33h 58mDelta
Thu 10/306:20 amLHR - TUS
2 stops23h 10mDelta
Deal found 9/10$590
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2312:57 pmTUS - LHR
1 stop16h 33mKLM
Thu 10/210:55 amLHR - TUS
1 stop18h 34mKLM
Deal found 9/9$591
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/141:15 pmTUS - LHR
1 stop14h 05mDelta
Tue 10/2810:45 amLHR - TUS
1 stop18h 45mDelta
Deal found 9/10$592
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/144:30 pmTUS - LHR
2 stops19h 30mDelta
Fri 10/3110:10 amLHR - TUS
2 stops18h 15mDelta
Deal found 9/10$596
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/181:17 pmTUS - LHR
1 stop33h 58mDelta
Tue 10/2810:45 amLHR - TUS
1 stop17h 40mDelta
Deal found 9/10$597
This Netflights deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1911:55 amTUS - LHR
1 stop21h 20mMultiple Airlines
Fri 9/2611:20 amLHR - TUS
1 stop18h 16mMultiple Airlines
Deal found 9/10$632
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/265:00 amTUS - LGW
2 stops21h 00mAmerican Airlines
Sun 11/212:30 pmLGW - TUS
2 stops18h 26mAmerican Airlines
Deal found 9/11$719
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:40 amTUS - LGW
2 stops19h 20mAmerican Airlines
Sat 11/112:30 pmLGW - TUS
2 stops28h 09mAmerican Airlines
Deal found 9/10$724
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:35 amTUS - LCY
2 stops16h 55mMultiple Airlines
Fri 10/319:55 amLCY - TUS
2 stops18h 04mMultiple Airlines
Deal found 9/9$766

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tucson to London 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Tucson to London that are best for you.

Fly from

Tucson

Fly to

London

Route

Depart

Return

Price

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Tue 9/23

11:55 am-2:35 pm

1 stop18h 40m

London Heathrow

Thu 10/2

9:00 am-8:33 pm

2 stops19h 33m

$584

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Wed 10/15

6:00 am-1:30 pm

1 stop23h 30m

London Heathrow

Thu 10/30

8:55 am-10:30 pm

2 stops20h 35m

$584

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Tue 9/23

12:57 pm-1:30 pm

1 stop16h 33m

London Heathrow

Thu 10/2

10:55 am-9:29 pm

1 stop18h 34m

$591

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Sun 2/8

1:40 pm-11:40 am

1 stop15h 00m

London Heathrow

Wed 2/25

8:55 am-11:07 pm

1 stop21h 12m

$592

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Tue 10/14

6:00 am-7:15 am

1 stop17h 15m

London Heathrow

Fri 10/31

8:55 am-10:30 pm

1 stop20h 35m

$592

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Tue 10/14

1:15 pm-11:20 am

1 stop14h 05m

London Heathrow

Tue 10/28

10:45 am-10:30 pm

1 stop18h 45m

$592

TucsonLondon

TUS - LCY

TUSLCY

Tucson

Mon 2/2

10:41 am-12:50 pm

3 stops19h 09m

London City

Mon 3/23

7:10 pm-9:25 pm

2 stops33h 15m

$721

TucsonLondon

TUS - LGW

TUSLGW

Tucson

Sat 10/25

8:40 am-12:00 pm

2 stops19h 20m

London Gatwick

Sat 11/1

12:30 pm-9:39 am

2 stops28h 09m

$724

TucsonLondon

TUS - LCY

TUSLCY

Tucson

Wed 1/14

7:44 am-12:50 pm

2 stops22h 06m

London City

Wed 1/21

9:50 am-9:58 pm

2 stops19h 08m

$745

TucsonLondon

TUS - LCY

TUSLCY

Tucson

Thu 10/23

11:35 am-12:30 pm

2 stops16h 55m

London City

Fri 10/31

9:55 am-8:59 pm

2 stops18h 04m

$766

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 28 results
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2
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Best time to book a flight from Tucson to London

Have a flexible travel schedule? Discover the best time to fly to London from Tucson 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 Tucson to London

How far ahead should I book a flight from Tucson to London?

Use this chart to determine the optimal time to book a round-trip flight from Tucson to London. Price data was last updated on August 29, 2025.

The best time to book flights from Tucson to London is 90 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 Tucson to London?

Currently, November is the cheapest month in which you can book a flight from Tucson to London (average of $661). Flying from Tucson to London in June is currently the most expensive (average of $1,098). 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.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Tucson to London. 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.
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Iberia
7.0
Good
2,929 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Tucson to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Tucson to London?

    If you book a flight to London from Tucson, you will be flying from Tucson, which is the city’s only airport. Tucson (TUS) is located 7.5 mi from the center of Tucson. There are 0 flights from Tucson to London per day from 5 different airlines.

  • How long is the flight from Tucson to London?

    For as low as $584, Delta can have you in London from Tucson in 18h 40m. There are 5291 mi between Tucson and London. 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 Tucson to London round-trip?

    Our cheapest airline available from Tucson to London is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as $298 on this airline. Additional options worth looking into are United Airlines and British Airways, starting at $650 and $678 round-trip. These flights start at 68% lower than the current average price 3 months from now.

  • What are the most popular routes from Tucson to London?

    When deciding which route to take from Tucson to London consider Tucson - London Heathrow, Tucson - London City or Tucson - London Gatwick as they are the most popular.

  • Can I find deals for flights from Tucson to London that include hotel bookings?

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

  • How can I find direct flights from Tucson to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Tucson to London.

  • Can I find deals for business class flights from Tucson to London?

    Yes. Cheapflights offers flight deals from Tucson 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 Tucson to London?

    Currently, November is the cheapest month in which you can book a flight from Tucson to London (average of $661). Flying from Tucson to London in June is currently the most expensive (average of $1,098). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Wembley
Folkestone
Chichester
Arundel

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Tucson to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Tucson to London

Discover the top 5 airlines that operate flights from Tucson to London. 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$298Average$754FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$650Average$908FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$678Average$893FlexibilityNo cancel feeOn-time70%
DeltaCheapest$696Average$744FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$707Average$887FlexibilityNo cancel feeOn-time71%

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