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Cheap flights from Tucson to London from $329

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tucson to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
1:05 pm - 12:00 pmTUS  Tucson-LHR London Heathrow
15h 55m1 stop Dallas/Fort Worth
Iberia Logo
7:40 pm - 9:55 amLHR  London Heathrow-TUS Tucson
21h 15m2 stops Madrid Barajas Dallas/Fort Worth
$866Iberia
Wed, Feb 24 - Wed, Mar 3
United Airlines Logo
1:43 pm - 11:15 amTUS  Tucson-LHR London Heathrow
14h 32m1 stop San Francisco
United Airlines Logo
6:35 am - 9:59 pmLHR  London Heathrow-TUS Tucson
22h 24m2 stops Munich Franz Josef Strauss San Francisco
$874United Airlines
Mon, Mar 1 - Wed, Mar 3
Iberia Logo
6:54 am - 12:05 pmTUS  Tucson-LHR London Heathrow
22h 11m2 stops Chicago O'Hare Intl Madrid Barajas
Iberia Logo
7:05 pm - 9:55 amLHR  London Heathrow-TUS Tucson
21h 50m2 stops Madrid Barajas Dallas/Fort Worth
$874Iberia
Wed, Feb 24 - Wed, Mar 3
United Airlines Logo
7:05 am - 7:10 amTUS  Tucson-LHR London Heathrow
17h 05m2 stops Houston George Bush Intcntl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
6:35 am - 9:59 pmLHR  London Heathrow-TUS Tucson
22h 24m2 stops Munich Franz Josef Strauss San Francisco
$877United Airlines
Mon, Mar 1 - Wed, Mar 3
British Airways Logo
3:51 pm - 12:15 pmTUS  Tucson-LHR London Heathrow
13h 24m1 stop Dallas/Fort Worth
British Airways Logo
3:30 pm - 10:00 pmLHR  London Heathrow-TUS Tucson
14h 30m1 stop Phoenix Sky Harbor Intl
$906British Airways
Tue, Mar 23 - Tue, Apr 13
British Airways Logo
1:05 pm - 12:00 pmTUS  Tucson-LHR London Heathrow
15h 55m1 stop Dallas/Fort Worth
British Airways Logo
3:40 pm - 12:57 amLHR  London Heathrow-TUS Tucson
16h 17m1 stop Chicago O'Hare Intl
$906British Airways
Wed, Feb 24 - Wed, Mar 10
American Airlines Logo
11:45 am - 10:15 amTUS  Tucson-LHR London Heathrow
14h 30m1 stop Los Angeles
American Airlines Logo
4:55 pm - 10:55 pmLHR  London Heathrow-TUS Tucson
14h 00m1 stop Dallas/Fort Worth
$934American Airlines
Sun, Apr 11 - Wed, May 5
American Airlines Logo
1:13 pm - 12:10 pmTUS  Tucson-LHR London Heathrow
15h 57m1 stop Dallas/Fort Worth
American Airlines Logo
4:30 pm - 12:57 amLHR  London Heathrow-TUS Tucson
15h 27m1 stop Chicago O'Hare Intl
$980American Airlines
Wed, Feb 3 - Sun, Feb 21
Lufthansa Logo
2:47 pm - 9:40 amTUS  Tucson-LHR London Heathrow
11h 53m1 stop Denver Intl
Lufthansa Logo
1:45 pm - 11:28 amLHR  London Heathrow-TUS Tucson
52h 43m2 stops Zurich San Francisco
$1,124Lufthansa
Tue, Jan 5 - Sun, Jan 10
Lufthansa Logo
7:30 am - 12:00 pmTUS  Tucson-LHR London Heathrow
21h 30m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
Lufthansa Logo
7:50 am - 11:36 pmLHR  London Heathrow-TUS Tucson
22h 46m1 stop Chicago O'Hare Intl
$1,440Lufthansa
Mon, Dec 21 - Mon, Dec 28

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United Airlines flights from Tucson to London Heathrow Airport

Our best United Airlines deals on Tucson to London Heathrow Airport flight tickets
United Airlines
Mar 1
TUS1:43 pmTucson
14h 32m
1 stop
LHR11:15 amLondon Heathrow
Mar 3
LHR6:35 amLondon Heathrow
22h 24m
2 stops
TUS9:59 pmTucson
$874
United Airlines
Mar 1
TUS7:05 amTucson
17h 05m
2 stops
LHR7:10 amLondon Heathrow
Mar 3
LHR6:35 amLondon Heathrow
22h 24m
2 stops
TUS9:59 pmTucson
$877
United Airlines
Feb 24
TUS6:30 amTucson
17h 40m
2 stops
LHR7:10 amLondon Heathrow
Mar 10
LHR6:35 amLondon Heathrow
19h 50m
2 stops
TUS7:25 pmTucson
$903

Iberia flights from Tucson to London Heathrow Airport

Our best Iberia deals on Tucson to London Heathrow Airport flight tickets
Iberia
Feb 24
TUS1:05 pmTucson
15h 55m
1 stop
LHR12:00 pmLondon Heathrow
Mar 3
LHR7:40 pmLondon Heathrow
21h 15m
2 stops
TUS9:55 amTucson
$866
Iberia
Feb 23
TUS8:00 amTucson
15h 50m
1 stop
LHR6:50 amLondon Heathrow
Mar 9
LHR7:30 amLondon Heathrow
22h 35m
2 stops
TUS11:05 pmTucson
$893
Iberia
Apr 11
TUS7:00 amTucson
18h 25m
1 stop
LHR9:25 amLondon Heathrow
Apr 20
LHR6:10 amLondon Heathrow
20h 28m
2 stops
TUS6:38 pmTucson
$900

momondo Fare Finder

 
Use the filters below to find and compare flights from Tucson to London Heathrow Airport that are best for you.

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Price

Cheapest round-trip

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Wed 2/24

1:05 pm-12:00 pm

1 stop15h 55m

London Heathrow

Wed 3/3

7:40 pm-9:55 am

2 stops21h 15m

$866

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Mon 3/1

1:43 pm-11:15 am

1 stop14h 32m

London Heathrow

Wed 3/3

6:35 am-9:59 pm

2 stops22h 24m

$874

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Wed 2/24

6:54 am-12:05 pm

2 stops22h 11m

London Heathrow

Wed 3/3

7:05 pm-9:55 am

2 stops21h 50m

$874

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Mon 3/1

7:05 am-7:10 am

2 stops17h 05m

London Heathrow

Wed 3/3

6:35 am-9:59 pm

2 stops22h 24m

$877
Quickest round-trip

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Tue 3/23

3:51 pm-12:15 pm

1 stop13h 24m

London Heathrow

Tue 4/13

3:30 pm-10:00 pm

1 stop14h 30m

$906

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Wed 2/24

1:05 pm-12:00 pm

1 stop15h 55m

London Heathrow

Wed 3/10

3:40 pm-12:57 am

1 stop16h 17m

$906

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Sun 4/11

11:45 am-10:15 am

1 stop14h 30m

London Heathrow

Wed 5/5

4:55 pm-10:55 pm

1 stop14h 00m

$934

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Wed 2/3

1:13 pm-12:10 pm

1 stop15h 57m

London Heathrow

Sun 2/21

4:30 pm-12:57 am

1 stop15h 27m

$980

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Tue 1/5

2:47 pm-9:40 am

1 stop11h 53m

London Heathrow

Sun 1/10

1:45 pm-11:28 am

2 stops52h 43m

$1,124

TucsonLondon

TUS Tucson - LHR London Heathrow

TUSLHR

Tucson

Mon 12/21

7:30 am-12:00 pm

2 stops21h 30m

London Heathrow

Mon 12/28

7:50 am-11:36 pm

1 stop22h 46m

$1,440

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

What is the typical price of a round-trip flight between Tucson and London Heathrow Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $971 to $1,128.
The lowest price recently found on this route was $939.

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

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Tucson, with most prices found around $381. If you’re not able to fly to London Heathrow Airport in January, then April is your next best option. Flight prices from Tucson to London Heathrow Airport during April average around $724.

Can stopping save me money on Tucson to London Heathrow Airport flights?

You could potentially save up to 60% on your flight if you consider stops on a Tucson to London Heathrow Airport flight.

How have Tucson to London Heathrow Airport flight prices changed over time?

As of November 2026, prices for Tucson to London Heathrow Airport flights are approximately 23% cheaper when compared to flights at the same time last year.

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 round-trip 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

Best Price Found

$329

Fastest flight time

13h 39m

Direct flights

None
The best one-way flight to London Heathrow Airport from Tucson in the past 72 hours is $329. The best round-trip flight deal from Tucson to London Heathrow Airport found on momondo in the last 72 hours is $866.
The fastest flight from Tucson to London Heathrow Airport takes 13h 39m
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

Frequently asked questions about flying from Tucson to London Heathrow Airport

  • How far is Tucson to London Heathrow by plane?

    The distance between Tucson and London Heathrow is about 5285.8 mi. Flights usually cover this in 13h 39m, depending on flying conditions and air traffic around both airports.

  • 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 refresh daily.

  • How many operators does momondo search for flights from Tucson Airport to London Heathrow Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Tucson Airport to London Heathrow Airport.

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

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Tucson to London Heathrow Airport?

Best airlines flying from Tucson to London Heathrow Airport

Compare and see reviews for airlines that fly from Tucson to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $381Free CancellationRating
6.8
8,298 reviews
Search Lufthansa flights
British AirwaysPriceFrom $624Free CancellationRating
6.7
8,282 reviews
Search British Airways flights
United AirlinesPriceFrom $677Free CancellationRating
7.3
10,462 reviews
Search United Airlines flights
American AirlinesPriceFrom $856Free CancellationRating
7.0
12,232 reviews
Search American Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Croydon
Hayes
Milton Keynes
Luton
Stansted
Kingston upon Thames
Watford
Stratford-upon-Avon
Richmond
Dover
Wembley
Crawley
Worthing
Harrow
Brentford
Canterbury
Hook
Dunstable

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Tucson to London. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to London from Tucson which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to London from Tucson. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to London from Tucson are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London Heathrow Airport trip

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