What is the cheapest airline that flies from Tucson to London Heathrow?

British Airways, United Airlines, and Delta are the most popular carriers operating from Tucson to London Heathrow

When did momondo last update prices for flights from Tucson Airport to London Heathrow Airport?

Prices for flights from Tucson Airport to London Heathrow Airport are refreshed on a daily basis.

How old do you have to be to fly from Tucson Airport to London Heathrow Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£232 Cheap Flights from Tucson to London Heathrow Airport in 2026

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Find the cheapest flights from Tucson to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:28 - 22:40

TUS

LHR

23h 12m

2 stops

06:55 - 17:04

LHR

TUS

18h 09m

2 stops

£592Lufthansa

Wed, 5 Aug - Wed, 19 Aug

12:00 - 16:00

TUS

LHR

44h 00m

2 stops

18:40 - 21:08

LHR

TUS

34h 28m

2 stops

£593Scandinavian Airlines

Fri, 14 Aug - Wed, 2 Sep

09:38 - 15:40

TUS

LHR

22h 02m

2 stops

07:25 - 20:18

LHR

TUS

20h 53m

2 stops

£599Lufthansa

Wed, 22 Apr - Tue, 28 Apr

09:38 - 15:40

TUS

LHR

22h 02m

2 stops

20:25 - 17:14

LHR

TUS

28h 49m

2 stops

£606Lufthansa

Wed, 22 Apr - Mon, 27 Apr

06:30 - 12:40

TUS

LHR

22h 10m

2 stops

20:25 - 17:14

LHR

TUS

28h 49m

2 stops

£614Lufthansa

Tue, 21 Apr - Mon, 27 Apr

05:45 - 12:20

TUS

LHR

22h 35m

1 stop

06:55 - 17:04

LHR

TUS

18h 09m

2 stops

£620United Airlines

Wed, 5 Aug - Wed, 19 Aug

07:15 - 06:45

TUS

LHR

15h 30m

1 stop

06:55 - 17:04

LHR

TUS

18h 09m

2 stops

£621United Airlines

Fri, 14 Aug - Wed, 2 Sep

09:04 - 13:20

TUS

LHR

20h 16m

2 stops

09:30 - 12:27

LHR

TUS

34h 57m

2 stops

£627Air Canada

Tue, 4 Aug - Fri, 21 Aug

11:12 - 10:00

TUS

LHR

14h 48m

1 stop

06:30 - 16:13

LHR

TUS

17h 43m

2 stops

£629KLM

Wed, 22 Apr - Tue, 28 Apr

05:40 - 06:30

TUS

LHR

16h 50m

2 stops

14:05 - 12:27

LHR

TUS

30h 22m

2 stops

£629Air Canada

Tue, 25 Aug - Wed, 16 Sep

United Airlines flights from Tucson to London Heathrow Airport

Our best United Airlines deals on Tucson to London Heathrow Airport flight tickets

United Airlines

5 Aug

TUS05:45Tucson

22h 35m

1 stop

LHR12:20London Heathrow

19 Aug

LHR06:55London Heathrow

18h 09m

2 stops

TUS17:04Tucson

£620

United Airlines

14 Aug

TUS07:15Tucson

15h 30m

1 stop

LHR06:45London Heathrow

2 Sept

LHR06:55London Heathrow

18h 09m

2 stops

TUS17:04Tucson

£621

United Airlines

29 Apr

TUS07:30Tucson

20h 25m

1 stop

LHR11:55London Heathrow

6 May

LHR07:25London Heathrow

19h 29m

2 stops

TUS18:54Tucson

£629

Lufthansa flights from Tucson to London Heathrow Airport

Our best Lufthansa deals on Tucson to London Heathrow Airport flight tickets

Lufthansa

5 Aug

TUS15:28Tucson

23h 12m

2 stops

LHR22:40London Heathrow

19 Aug

LHR06:55London Heathrow

18h 09m

2 stops

TUS17:04Tucson

£592

Lufthansa

15 Apr

TUS12:35Tucson

24h 10m

2 stops

LHR20:45London Heathrow

22 Apr

LHR07:25London Heathrow

17h 49m

2 stops

TUS17:14Tucson

£632

Lufthansa

22 Apr

TUS09:38Tucson

22h 02m

2 stops

LHR15:40London Heathrow

28 Apr

LHR07:25London Heathrow

17h 49m

2 stops

TUS17:14Tucson

£633

momondo Fare Finder

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 5/8

15:28-22:40

2 stops23h 12m

London Heathrow

Wed 19/8

06:55-17:04

2 stops18h 09m

£592

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Fri 14/8

12:00-16:00

2 stops44h 00m

London Heathrow

Wed 2/9

18:40-21:08

2 stops34h 28m

£593

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Wed 22/4

09:38-15:40

2 stops22h 02m

London Heathrow

Tue 28/4

07:25-20:18

2 stops20h 53m

£599

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Wed 22/4

09:38-15:40

2 stops22h 02m

London Heathrow

Mon 27/4

20:25-17:14

2 stops28h 49m

£606

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Tue 21/4

06:30-12:40

2 stops22h 10m

London Heathrow

Mon 27/4

20:25-17:14

2 stops28h 49m

£614

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Wed 5/8

05:45-12:20

1 stop22h 35m

London Heathrow

Wed 19/8

06:55-17:04

2 stops18h 09m

£620

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Fri 14/8

07:15-06:45

1 stop15h 30m

London Heathrow

Wed 2/9

06:55-17:04

2 stops18h 09m

£621

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Tue 4/8

09:04-13:20

2 stops20h 16m

London Heathrow

Fri 21/8

09:30-12:27

2 stops34h 57m

£627

Fastest return journey

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Wed 22/4

11:12-10:00

1 stop14h 48m

London Heathrow

Tue 28/4

06:30-16:13

2 stops17h 43m

£629

TucsonLondon

TUS - LHR

TUSLHR

Tucson

Tue 25/8

05:40-06:30

2 stops16h 50m

London Heathrow

Wed 16/9

14:05-12:27

2 stops30h 22m

£629

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Tucson to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to London Heathrow Airport?

In general, January is the cheapest month to fly from Tucson to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £493. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Tucson averaging around £535.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Tucson when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £636 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Tucson for as low as £515 on momondo.

When to book flights from Tucson to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Tucson to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Tucson to London Heathrow Airport (TUS to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tucson to London Heathrow Airport

Fastest flight time	12h 45m
Direct flights	None

The fastest flight from Tucson to London Heathrow Airport takes 12h 45m

There are no direct flights from Tucson to London Heathrow Airport. There are no popular flight routes from Tucson to London Heathrow Airport.

Search flight deals

How far is Tucson to London Heathrow by plane?
Tucson and London Heathrow are 5285.8 mi apart from one another. A reasonable flight in good conditions will take 12h 45m.
When did momondo last update prices for flights from Tucson Airport to London Heathrow Airport?
Prices for flights from Tucson Airport to London Heathrow Airport are refreshed on a daily basis.
How old do you have to be to fly from Tucson Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Eastbourne

Milton Keynes

Luton

Gatwick

Slough

Maidstone

Northampton

Stratford-upon-Avon

Swindon

Southend-on-Sea

Ipswich

Canterbury

Wembley

Ilford

Poole

Chelmsford

Guildford

Hayes

Dover

Folkestone

Why use momondo?

Why should I use momondo to find a flight deal from Tucson to London?

Finding the right flight to London from Tucson is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Tucson to London with flexible booking policies on momondo?

Flights from Tucson to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Tucson to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Tucson.

I’m not ready to book a flight from Tucson to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Tucson and alert you when they change.