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Cheap flights from Tucson to London Heathrow Airport from £206

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — LHR
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Tucson to London Heathrow are usually found in November or February, booked 7 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Tucson to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Tucson to Heathrow
Explore the most affordable flight options available from Tucson to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Tue 23/1218:34TUS - LHR
1 stop29h 51mLufthansa
Thu 8/112:05LHR - TUS
1 stop16h 53mLufthansa
Deal found 17/12£582
Tue 23/1217:45TUS - LHR
2 stops30h 45mUnited Airlines
Thu 8/113:25LHR - TUS
2 stops40h 50mUnited Airlines
Deal found 17/12£610
Tue 23/1217:45TUS - LHR
1 stop32h 55mUnited Airlines
Tue 13/113:00LHR - TUS
2 stops29h 53mUnited Airlines
Deal found 17/12£621
Tue 23/1218:34TUS - LHR
1 stop29h 51mUnited Airlines
Fri 9/116:20LHR - TUS
2 stops28h 10mUnited Airlines
Deal found 17/12£623
Tue 23/1217:45TUS - LHR
2 stops30h 45mUnited Airlines
Sat 10/113:00LHR - TUS
2 stops29h 53mUnited Airlines
Deal found 17/12£629
Tue 23/1217:45TUS - LHR
1 stop32h 55mUnited Airlines
Wed 7/115:10LHR - TUS
2 stops27h 43mUnited Airlines
Deal found 17/12£630
Fri 26/1207:02TUS - LHR
1 stop17h 23mLufthansa
Sat 10/112:05LHR - TUS
1 stop16h 53mLufthansa
Deal found 17/12£656
Fri 26/1207:02TUS - LHR
1 stop21h 58mUnited Airlines
Tue 13/113:00LHR - TUS
2 stops29h 53mUnited Airlines
Deal found 17/12£661
Tue 23/1217:45TUS - LHR
2 stops59h 05mAir Canada
Thu 8/113:25LHR - TUS
2 stops34h 12mAir Canada
Deal found 17/12£663
Tue 23/1217:45TUS - LHR
2 stops59h 05mAir Canada
Wed 7/118:00LHR - TUS
2 stops47h 00mAir Canada
Deal found 17/12£666
Fri 26/1207:02TUS - LHR
1 stop17h 23mUnited Airlines
Fri 9/108:00LHR - TUS
2 stops22h 15mUnited Airlines
Deal found 17/12£668

Find flight deals from Tucson to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) to Heathrow (LHR). 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 18 December 2025.

Round-trip from

£419

One-way from

£206

Popular in

June

Cheapest in

November

Average price

£706
Lufthansa
  • Lufthansa
  • 31/1-7/2
  • 3 total stops
  • 34h 31m total
  • Tucson to London
Search Deals
British Airways
  • British Airways
  • 9/4
  • 1 total stop
  • 11h 36m total
  • Tucson to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£142 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Tucson to Heathrow 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 858,174 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from Tucson to London Heathrow Airport that are best for you.

Fly from

Tucson

Fly to

Heathrow

Route

Depart

Return

Price

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Sat 31/1

13:25-10:15

1 stop13h 50m

London Heathrow

Sat 7/2

12:05-21:58

1 stop16h 53m

£451

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Thu 19/2

14:42-09:40

1 stop11h 58m

London Heathrow

Thu 26/2

09:30-21:41

2 stops19h 11m

£454

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Sat 14/2

07:02-07:25

1 stop17h 23m

London Heathrow

Mon 23/2

07:30-21:50

2 stops21h 20m

£454

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Sat 31/1

09:00-06:50

1 stop14h 50m

London Heathrow

Sat 7/2

18:45-10:04

2 stops22h 19m

£465

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Sat 14/2

10:45-09:40

1 stop15h 55m

London Heathrow

Sat 21/2

12:05-21:50

1 stop16h 45m

£466

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Sat 31/1

12:24-10:00

1 stop14h 36m

London Heathrow

Tue 3/3

08:55-22:05

2 stops20h 10m

£468

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Sat 31/1

07:44-07:55

1 stop17h 11m

London Heathrow

Sat 7/2

06:35-18:07

2 stops18h 32m

£470

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Thu 9/4

15:14-10:50

1 stop11h 36m

£206

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Fri 13/2

13:26-12:50

3 stops40h 24m

£249

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Fri 13/2

07:02-12:00

1 stop21h 58m

£289

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 15 results
1
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Best time to book a flight from Tucson to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Tucson with our price prediction graph.
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 Tucson to London Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Tucson to Heathrow. Price data was last updated on 12 December 2025.

The best time to book flights from Tucson to London Heathrow Airport is 6 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 Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Tucson to London Heathrow Airport (average of £223). Flying from Tucson to London Heathrow Airport in June is currently the most expensive (average of £600). 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.

How much does it cost for a return flight from Tucson to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Tucson to Heathrow. 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 Heathrow?

    Most people fly from Tucson (TUS) if they book a flight from Tucson to London Heathrow. On average, Tucson has 0 outbound flights to London Heathrow per day from 0 airlines. Tucson is conveniently located just 7.5 mi from Tucson’s city center.

  • How long is the flight from Tucson to London Heathrow Airport?

    There are many flights that can get you from Tucson to London Heathrow Airport in 13h 50m. Fly via Lufthansa to get the fastest option. Airlines will cover a distance of 5291 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Tucson 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.

  • What is the cheapest month to book a flight from Tucson to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Tucson to London Heathrow Airport (average of £223). Flying from Tucson to London Heathrow Airport in June is currently the most expensive (average of £600). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Hounslow
Northampton
Luton
Gatwick
Wembley
Ilford
Brentford
Colchester
Hayes
Watford
Crawley
Swindon
Winchester
Bedford
Romford
Chichester
Eastbourne

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How does Cheapflights help users find flights from Tucson to Heathrow?

When you search for this flight from Tucson to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Tucson to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Tucson 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 Tucson to Heathrow with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Tucson to Heathrow flexibly with Cheapflights today.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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