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Cheap flights from Tucson to London Heathrow Airport from £305

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 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — LHR
30 Aug — 6 Sep1
1 adult
1 adult, Economy, 0 bags

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 31 July 2026.

Fri 13/1117:42
TUS
-
LHR
2 stops53h 48m
Multiple Airlines
Tue 17/1107:40
LHR
-
TUS
2 stops20h 54m
Multiple Airlines
Deal found 31/7£642
Wed 28/1008:00
TUS
-
LHR
1 stop15h 50m
Iberia
Wed 4/1119:40
LHR
-
TUS
2 stops21h 14m
Iberia
Deal found 30/7£648
Wed 28/1007:08
TUS
-
LHR
1 stop19h 52m
Delta
Wed 4/1106:30
LHR
-
TUS
2 stops23h 25m
Delta
Deal found 27/7£652
Wed 28/1007:24
TUS
-
LHR
1 stop21h 56m
Alaska Airlines
Wed 4/1114:45
LHR
-
TUS
1 stop15h 03m
Alaska Airlines
Deal found 30/7£659
Sun 1/1108:00
TUS
-
LHR
1 stop19h 00m
Iberia
Sat 7/1107:30
LHR
-
TUS
2 stops23h 54m
Iberia
Deal found 28/7£665
Wed 30/913:10
TUS
-
LHR
1 stop14h 00m
United Airlines
Fri 9/1006:55
LHR
-
TUS
2 stops22h 15m
United Airlines
Deal found 29/7£672
Wed 28/1015:58
TUS
-
LHR
1 stop14h 27m
British Airways
Wed 4/1111:55
LHR
-
TUS
1 stop17h 31m
British Airways
Deal found 29/7£672

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 31 July 2026.

Round-trip from

£642

One-way from

£305

Popular in

June

Cheapest in

January

Average price

£978
Lufthansa
  • Lufthansa
  • 13/11-17/11
  • 4 total stops
  • 74h 42m total
  • Tucson to London
Search Deals
Virgin Atlantic
  • Virgin Atlantic
  • 13/8
  • 1 total stop
  • 16h 25m total
  • Tucson to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£159 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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 31 July 2026.
Use the filters below to find and compare flights from Tucson to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Wed 28/10

07:24-12:20

1 stop21h 56m

London Heathrow

Wed 4/11

14:45-22:48

1 stop15h 03m

£659

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Mon 26/10

08:30-11:15

1 stop19h 45m

London Heathrow

Sun 8/11

06:50-23:15

2 stops23h 25m

£708

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Mon 10/8

11:20-10:00

1 stop14h 40m

London Heathrow

Mon 24/8

06:30-16:07

2 stops17h 37m

£718

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Sat 12/9

07:11-10:00

1 stop18h 49m

London Heathrow

Sat 19/9

06:30-20:58

2 stops22h 28m

£725

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Thu 20/8

05:30-06:55

2 stops17h 25m

London Heathrow

Mon 24/8

06:55-17:03

2 stops18h 08m

£729

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Sun 13/9

06:35-10:20

2 stops19h 45m

London Heathrow

Sun 20/9

08:20-21:26

2 stops21h 06m

£736

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Thu 13/8

10:44-08:30

1 stop13h 46m

London Heathrow

Thu 20/8

11:25-17:03

1 stop13h 38m

£739

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Mon 10/8

13:23-09:40

1 stop12h 17m

London Heathrow

Sat 22/8

08:00-17:03

2 stops17h 03m

£739

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Mon 10/8

07:20-06:45

1 stop15h 25m

London Heathrow

Tue 25/8

14:50-20:30

1 stop13h 40m

£739

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Wed 12/8

12:30-11:10

1 stop14h 40m

London Heathrow

Fri 21/8

14:50-20:30

1 stop13h 40m

£739

Flights are sorted by cheapest return flights first.

Deals found on 27/7

Showing 1-10 of 20 resultsSorted by cheapest first
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?

The best time to book flights from Tucson to London Heathrow Airport is 64 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, January is the cheapest month in which you can book a flight from Tucson to London Heathrow Airport (average of £489). Flying from Tucson to London Heathrow Airport in June is currently the most expensive (average of £1,071). 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?

Airfare is typical for this route at the moment.

Tucson to London Heathrow Airport flights typically cost between £562 and £842 in November.
The cheapest return price found within the last 5 days was £642 on Multiple Airlines (13 Nov–17 Nov).

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 15h 50m. Fly via Iberia or Delta to get the fastest option. Airlines will cover a distance of 5291 mi. This flight may include one or multiple stops.

  • 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, January is the cheapest month in which you can book a flight from Tucson to London Heathrow Airport (average of £489). Flying from Tucson to London Heathrow Airport in June is currently the most expensive (average of £1,071). 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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Swindon
Southend-on-Sea
Enfield
Kingston upon Thames
Poole
Southall

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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.

Can Cheapflights notify me if prices for flights from Tucson to Heathrow become cheaper?

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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