$430+ Cheap flights from Tucson (TUS) to Heathrow (LHR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — LHR
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Tucson to Heathrow with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Tucson to Heathrow
Cheapest
Best
Last-minute
One-way
Cheapest flights from Tucson to HeathrowExplore 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 October 25, 2026.
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 October 25, 2026.
This KLM deal was found by Cheapflights users on 10/23. 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.
Mon 11/236:00 am -
1 stop18h 50m
Tue 12/810:00 am -
2 stops20h 07m
Deal found 10/23![KLM logo]()
$929
This Expedia deal was found by Cheapflights users on 10/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:05 am -
1 stop19h 20m
Wed 12/96:45 pm -
2 stops22h 05m
Deal found 10/20![Iberia logo]()
$935
This Expedia deal was found by Cheapflights users on 10/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/83:03 pm -
1 stop13h 37m
Tue 12/1510:55 am -
1 stop17h 54m
Deal found 10/24![Virgin Atlantic logo]()
$936
This Virgin Atlantic deal was found by Cheapflights users on 10/20. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:42 am -
2 stops17h 23m
Wed 12/910:00 am -
2 stops20h 07m
Deal found 10/20![Virgin Atlantic logo]()
$942
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 12/812:09 pm -
1 stop12h 31m
Tue 12/156:35 am -
2 stops18h 44m
Deal found 10/23![United Airlines logo]()
$944
This Travelocity deal was found by Cheapflights users on 10/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:30 am -
2 stops17h 40m
Tue 12/157:40 am -
2 stops17h 39m
Deal found 10/22![Multiple Airlines logo]()
$947
This KLM deal was found by Cheapflights users on 10/22. 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.
Mon 11/308:10 am -
1 stop18h 50m
Tue 12/1510:00 am -
2 stops20h 07m
Deal found 10/22![KLM logo]()
$948
This KLM deal was found by Cheapflights users on 10/21. 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.
Mon 12/76:01 am -
1 stop18h 49m
Wed 1/138:40 am -
2 stops21h 16m
Deal found 10/21![KLM logo]()
$950
This KAYAK deal was found by Cheapflights users on 10/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:10 pm -
2 stops18h 25m
Tue 12/156:35 am -
2 stops18h 44m
Deal found 10/22![Lufthansa logo]()
$951
This KLM deal was found by Cheapflights users on 10/21. 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 12/812:17 pm -
2 stops16h 23m
Wed 1/1310:00 am -
2 stops19h 56m
Deal found 10/21![KLM logo]()
$954
This Travelocity deal was found by Cheapflights users on 10/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:01 am -
2 stops21h 04m
Mon 1/117:40 pm -
2 stops33h 10m
Deal found 10/21![Iberia logo]()
$956
Best flights from Tucson to HeathrowDiscover carefully curated flight deals from Tucson to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Tucson to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 12/812:09 pm -
1 stop12h 31m
Tue 12/156:35 am -
2 stops18h 44m
Deal found 10/23![United Airlines logo]()
$944
This Icelandair deal was found by Cheapflights users on 10/23. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:45 am -
2 stops28h 45m
Tue 12/1512:15 pm -
2 stops17h 10m
Deal found 10/23![Multiple Airlines logo]()
$971
This Scandinavian Airlines deal was found by Cheapflights users on 10/25. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/71:48 pm -
3 stops24h 47m
Mon 12/146:40 am -
3 stops22h 09m
Deal found 10/25![Scandinavian Airlines logo]()
$994
This KLM deal was found by Cheapflights users on 10/24. 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.
Wed 10/2811:16 am -
1 stop15h 44m
Wed 11/412:40 pm -
1 stop17h 15m
Deal found 10/24![KLM logo]()
$1,018
This Delta deal was found by Cheapflights users on 10/24. 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.
Thu 11/191:30 pm -
1 stop15h 05m
Mon 12/146:30 am -
2 stops23h 37m
Deal found 10/24![Delta logo]()
$1,098
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Mon 12/712:09 pm -
1 stop12h 31m
Mon 12/144:40 pm -
2 stops32h 39m
Deal found 10/25![United Airlines logo]()
$979
This Finnair deal was found by Cheapflights users on 10/22. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:06 pm -
1 stop16h 04m
Sat 11/212:45 pm -
1 stop16h 32m
Deal found 10/22![Multiple Airlines logo]()
$1,101
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 11/75:37 pm -
1 stop33h 03m
Sat 11/216:35 am -
2 stops22h 44m
Deal found 10/21![United Airlines logo]()
$1,038
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Fri 10/306:30 am -
2 stops17h 10m
Fri 11/66:35 am -
2 stops34h 15m
Deal found 10/24![United Airlines logo]()
$1,054
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 11/1610:42 am -
1 stop15h 58m
Wed 11/189:00 am -
2 stops19h 59m
Deal found 10/24![United Airlines logo]()
$1,097
Last-minute flights from Tucson to HeathrowDiscover last-minute flight deals from Tucson to Heathrow. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Tucson to Heathrow. Data last updated October 25, 2026 and is based on user searches.
This Icelandair deal was found by Cheapflights users on 10/21. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:30 am -
2 stops25h 00m
Wed 11/1812:15 pm -
2 stops17h 10m
Deal found 10/21![Multiple Airlines logo]()
$970
This KLM deal was found by Cheapflights users on 10/23. 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.
Mon 11/236:00 am -
1 stop18h 50m
Tue 12/810:00 am -
2 stops20h 07m
Deal found 10/23![KLM logo]()
$929
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 11/236:30 am -
2 stops16h 50m
Tue 12/86:35 am -
2 stops18h 44m
Deal found 10/23![United Airlines logo]()
$935
This Finnair deal was found by Cheapflights users on 10/23. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:13 pm -
1 stop14h 12m
Tue 12/810:05 am -
1 stop15h 49m
Deal found 10/23![Multiple Airlines logo]()
$959
This Air Canada deal was found by Cheapflights users on 10/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:30 am -
3 stops19h 00m
Tue 12/83:00 pm -
3 stops28h 00m
Deal found 10/23![Air Canada logo]()
$985
This Delta deal was found by Cheapflights users on 10/22. 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.
Sun 11/297:47 am -
1 stop20h 48m
Wed 12/168:55 am -
1 stop21h 12m
Deal found 10/22![Delta logo]()
$978
This Delta deal was found by Cheapflights users on 10/22. 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.
Sun 11/297:47 am -
1 stop20h 48m
Thu 12/1711:50 am -
2 stops16h 59m
Deal found 10/22![Delta logo]()
$982
This KLM deal was found by Cheapflights users on 10/22. 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.
Mon 11/308:10 am -
1 stop18h 50m
Tue 12/1510:00 am -
2 stops20h 07m
Deal found 10/22![KLM logo]()
$948
This Air Canada deal was found by Cheapflights users on 10/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:42 pm -
2 stops35h 08m
Tue 12/1511:10 am -
2 stops33h 25m
Deal found 10/22![Air Canada logo]()
$968
One-way flights from Tucson to HeathrowSearch for one-way flight options from Tucson to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Tucson to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:01 am -
2 stops19h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Aer Lingus logo]()
$430
This FlightHub deal was found by Cheapflights users on 10/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:01 am -
2 stops25h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Aer Lingus logo]()
$439
This KAYAK deal was found by Cheapflights users on 10/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/68:01 am -
2 stops17h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Aer Lingus logo]()
$454
This KAYAK deal was found by Cheapflights users on 10/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:01 am -
2 stops17h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Aer Lingus logo]()
$504
This Virgin Atlantic deal was found by Cheapflights users on 10/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am -
2 stops17h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Virgin Atlantic logo]()
$507
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 12/56:10 pm -
3 stops20h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$512
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 12/97:05 am -
3 stops21h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$520
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:00 am -
1 stop23h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$557
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 12/1112:09 pm -
2 stops15h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$562
This Icelandair deal was found by Cheapflights users on 10/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:45 am -
2 stops25h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$2,077
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 October 25, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $929 (KLM) |
One-way from | $430 (Cheapflightsfares) |
Popular in | June |
Cheapest in | January |
Average price | $1,110 |
Cheapflights Fare Finder
Customize 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 7,457,451 searches. Data last updated October 25, 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
Cheapest round-trip
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Mon 12/7
6:00 am-12:20 pm
1 stop23h 20m
London Heathrow
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$507
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Mon 11/2
6:00 am-6:30 am
2 stops17h 30m
London Heathrow
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$507
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Tue 12/8
6:10 pm-6:20 am
3 stops29h 10m
London Heathrow
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$512
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Mon 12/7
6:10 pm-8:25 am
3 stops31h 15m
London Heathrow
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$512
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Sat 12/5
6:10 pm-9:20 pm
3 stops20h 10m
London Heathrow
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$512
Quickest round-trip
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Mon 11/2
10:42 am-10:50 am
3 stops17h 08m
London Heathrow
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$512
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Wed 12/9
7:05 am-11:20 am
3 stops21h 15m
London Heathrow
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$520
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Fri 12/11
6:00 am-12:20 pm
1 stop23h 20m
London Heathrow
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$557
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Tue 12/8
12:09 pm-7:40 am
1 stop12h 31m
London Heathrow
Tue 12/15
6:35 am-6:19 pm
2 stops18h 44m
$944
TucsonLondon
TUS Tucson - LHR London Heathrow
TUSLHR
Tucson
Tue 11/17
7:45 am-7:30 pm
2 stops28h 45m
London Heathrow
Tue 12/15
12:15 pm-10:25 pm
2 stops17h 10m
$971
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Tucson to Heathrow
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Tucson to Heathrow in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Tucson-London Heathrow Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Tucson-London Heathrow Airport flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Tucson-London Heathrow Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Tucson-London Heathrow Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Tucson-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
TUS-LHR
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 Heathrow Airport
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 $658). Flying from Tucson to London Heathrow Airport in June is currently the most expensive (average of $1,446). 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 to fly round-trip from Tucson to London Heathrow Airport?
Airfare is below average for this route at the moment.
Tucson to London Heathrow Airport flights typically cost between $962 and $1,186 in November.The cheapest round-trip price found within the last 5 days was $929 on KLM (Nov 23-Dec 8).
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated October 25, 2026.
Get a feel of what it's like to fly with United Airlines,American Airlines, andLufthansa from Tucson to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Entertainment
7.1
Overall
7.3
Crew
8.1
Comfort
7.3
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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Top 4 airlines flying from Tucson to Heathrow
Discover the top 4 airlines that operate flights from Tucson to Heathrow. 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 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$381 | Average$849 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$624 | Average$986 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$658 | Average$1,139 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$856 | Average$1,246 | FlexibilityNo cancel fee | On-time71% |