Cheap flights from London Heathrow Airport to Pasadena from £342
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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
21 May — 28 May1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Pasadena are usually found in September or February, booked 45 days in advance, depart on a Wednesday or Friday and return on a Wednesday
Cheap flight deals from Heathrow to Pasadena
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Cheapest flights from Heathrow to Pasadena
Explore the most affordable flight options available from Heathrow to Pasadena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 April 2026.
Sat 15/810:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Mon 7/917:10
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£392
Wed 12/811:40
LHR
-
LAX
Nonstop11h 15m
British Airways
Sat 5/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£393
Thu 13/810:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Mon 7/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£394
Fri 24/714:10
LHR
-
LAX
1 stop16h 50m
American Airlines
Tue 28/708:00
LAX
-
LHR
1 stop14h 20m
American Airlines
Deal found 18/4£402
Thu 13/810:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Sat 12/920:55
LAX
-
LHR
Nonstop10h 30m
British Airways
Deal found 17/4£404
Fri 14/811:40
LHR
-
LAX
Nonstop11h 15m
British Airways
Sat 12/920:55
LAX
-
LHR
Nonstop10h 30m
British Airways
Deal found 17/4£405
Thu 13/811:40
LHR
-
LAX
Nonstop11h 15m
British Airways
Sun 13/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 18/4£406
Tue 11/811:40
LHR
-
LAX
Nonstop11h 15m
British Airways
Tue 8/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£411
Mon 18/509:20
LHR
-
LAX
1 stop16h 01m
Delta
Mon 1/614:05
LAX
-
LHR
1 stop17h 30m
Delta
Deal found 19/4£411
Sun 9/815:05
LHR
-
LAX
Nonstop11h 15m
British Airways
Sat 5/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£414
Fri 14/810:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Sat 5/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£414
Tue 19/515:15
LHR
-
LAX
1 stop17h 26m
Delta
Tue 2/615:26
LAX
-
LHR
1 stop13h 39m
Delta
Deal found 19/4£418
Best flights from Heathrow to Pasadena
Discover carefully curated flight deals from Heathrow to Pasadena that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 April 2026.
Fri 5/606:30
LHR
-
LAX
1 stop16h 15m
Delta
Wed 29/706:00
LAX
-
LHR
1 stop16h 25m
Delta
Deal found 21/4£478
Mon 27/710:05
LHR
-
LAX
1 stop21h 48m
British Airways
Thu 13/810:05
LAX
-
LHR
1 stop13h 15m
British Airways
Deal found 19/4£514
Fri 28/814:30
LHR
-
LAX
Nonstop11h 45m
KLM
Mon 31/820:10
LAX
-
LHR
Nonstop10h 50m
KLM
Deal found 19/4£522
Wed 12/808:20
LHR
-
LAX
Nonstop11h 10m
Finnair
Wed 26/816:20
LAX
-
LHR
Nonstop10h 30m
Finnair
Deal found 16/4£552
Thu 9/710:55
LHR
-
LAX
1 stop13h 38m
Virgin Atlantic
Fri 17/719:59
LAX
-
LHR
1 stop13h 31m
Virgin Atlantic
Deal found 16/4£574
Fri 28/807:05
LHR
-
LAX
2 stops17h 45m
Scandinavian Airlines
Fri 11/911:45
LAX
-
LHR
2 stops20h 15m
Scandinavian Airlines
Deal found 21/4£593
Thu 14/514:25
LHR
-
LAX
2 stops34h 05m
SWISS
Mon 18/519:35
LAX
-
LHR
1 stop14h 15m
SWISS
Deal found 20/4£613
Thu 16/711:40
LHR
-
LAX
1 stop19h 05m
Delta
Thu 23/723:15
LAX
-
LHR
Nonstop10h 20m
Delta
Deal found 17/4£494
Thu 7/506:30
LHR
-
LAX
1 stop13h 20m
Delta
Sat 16/517:40
LAX
-
LHR
1 stop13h 55m
Delta
Deal found 17/4£513
Wed 13/518:15
LHR
-
LAX
Nonstop11h 10m
Delta
Wed 15/723:15
LAX
-
LHR
Nonstop10h 20m
Delta
Deal found 19/4£516
Sat 27/611:45
LHR
-
LAX
1 stop17h 28m
Delta
Wed 8/720:35
LAX
-
LHR
Nonstop10h 25m
Delta
Deal found 17/4£536
Sun 17/514:30
LHR
-
LAX
Nonstop11h 15m
Delta
Fri 5/622:55
LAX
-
LHR
1 stop13h 15m
Delta
Deal found 18/4£545
Direct flights from Heathrow to Pasadena
Explore direct flight options from Heathrow to Pasadena based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 April 2026.
Sat 15/810:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Mon 7/917:10
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£392
Wed 12/811:40
LHR
-
LAX
Nonstop11h 15m
British Airways
Sat 5/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£393
Thu 13/810:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Mon 7/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£394
Thu 13/810:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Sat 12/920:55
LAX
-
LHR
Nonstop10h 30m
British Airways
Deal found 17/4£404
Fri 14/811:40
LHR
-
LAX
Nonstop11h 15m
British Airways
Sat 12/920:55
LAX
-
LHR
Nonstop10h 30m
British Airways
Deal found 17/4£405
Thu 13/811:40
LHR
-
LAX
Nonstop11h 15m
British Airways
Sun 13/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 18/4£406
Tue 11/811:40
LHR
-
LAX
Nonstop11h 15m
British Airways
Tue 8/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£411
Sun 9/815:05
LHR
-
LAX
Nonstop11h 15m
British Airways
Sat 5/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£414
Fri 14/810:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Sat 5/915:50
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£414
Mon 10/810:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Sun 13/917:10
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 18/4£429
Tue 11/811:40
LHR
-
LAX
Nonstop11h 15m
British Airways
Fri 11/917:10
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£430
Sun 9/815:05
LHR
-
LAX
Nonstop11h 15m
British Airways
Tue 8/917:10
LAX
-
LHR
Nonstop10h 25m
British Airways
Deal found 17/4£432
Last-minute flights from Heathrow to Pasadena
Discover last-minute flight deals from Heathrow to Pasadena. Data last updated 21 April 2026 and is based on user searches.
Tue 28/407:25
LHR
-
LAX
1 stop15h 50m
Lufthansa
Tue 12/514:20
LAX
-
LHR
1 stop13h 35m
Lufthansa
Deal found 21/4£446
Thu 30/406:30
LHR
-
LAX
1 stop16h 15m
Virgin Atlantic
Wed 13/514:35
LAX
-
LHR
1 stop13h 40m
Virgin Atlantic
Deal found 20/4£426
Tue 5/520:50
LHR
-
LAX
1 stop29h 20m
LEVEL
Mon 11/519:55
LAX
-
LHR
1 stop29h 15m
LEVEL
Deal found 17/4£423
Mon 18/509:20
LHR
-
LAX
1 stop16h 01m
Delta
Mon 1/614:05
LAX
-
LHR
1 stop17h 30m
Delta
Deal found 19/4£411
Tue 19/515:15
LHR
-
LAX
1 stop17h 26m
Delta
Tue 2/615:26
LAX
-
LHR
1 stop13h 39m
Delta
Deal found 19/4£418
Tue 19/509:55
LHR
-
LAX
Nonstop11h 15m
Virgin Atlantic
Tue 26/520:35
LAX
-
LHR
Nonstop10h 25m
Virgin Atlantic
Deal found 19/4£438
Wed 20/510:55
LHR
-
LAX
1 stop13h 41m
Delta
Tue 2/608:20
LAX
-
LHR
1 stop16h 30m
Delta
Deal found 19/4£428
Mon 25/508:20
LHR
-
LAX
Nonstop11h 10m
Iberia
Mon 8/618:05
LAX
-
LHR
Nonstop10h 40m
Iberia
Deal found 21/4£436
One-way flights from Heathrow to Pasadena
Search for one-way flight options from Heathrow to Pasadena. Find affordable one-way fares based on user searches. Data last updated 21 April 2026.
Wed 23/921:05
LHR
-
LAX
2 stops28h 05m
Multiple Airlines
Deal found 19/4£342
Thu 4/606:40
LHR
-
LAX
2 stops42h 30m
Multiple Airlines
Deal found 17/4£344
Thu 7/515:50
LHR
-
LAX
2 stops34h 20m
Multiple Airlines
Deal found 19/4£345
Sun 6/906:40
LHR
-
LAX
2 stops42h 30m
Multiple Airlines
Deal found 19/4£346
Wed 30/906:55
LHR
-
LAX
1 stop16h 20m
Lufthansa
Deal found 16/4£347
Wed 6/521:10
LHR
-
LAX
2 stops53h 00m
Multiple Airlines
Deal found 19/4£350
Find flight deals from Heathrow to Pasadena
Keep the following information in mind while searching for Heathrow to Pasadena flight deals. Data was last updated 21 April 2026.
Customise your flight search to find flights from Heathrow to Pasadena 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 21 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Pasadena that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Fri 5/6
06:30-14:45
1 stop16h 15m
Los Angeles Los Angeles
Wed 29/7
06:00-06:25
1 stop16h 25m
£478
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Thu 16/7
11:40-22:45
1 stop19h 05m
Los Angeles Los Angeles
Thu 23/7
23:15-17:35
Nonstop10h 20m
£494
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Thu 7/5
06:30-11:50
1 stop13h 20m
Los Angeles Los Angeles
Sat 16/5
17:40-15:35
1 stop13h 55m
£513
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Mon 27/7
10:05-23:53
1 stop21h 48m
Los Angeles Los Angeles
Thu 13/8
10:05-07:20
1 stop13h 15m
£514
Fastest return journey
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Wed 13/5
18:15-21:25
Nonstop11h 10m
Los Angeles Los Angeles
Wed 15/7
23:15-17:35
Nonstop10h 20m
£516
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Fri 28/8
14:30-18:15
Nonstop11h 45m
Los Angeles Los Angeles
Mon 31/8
20:10-15:00
Nonstop10h 50m
£522
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Sat 27/6
11:45-21:13
1 stop17h 28m
Los Angeles Los Angeles
Wed 8/7
20:35-15:00
Nonstop10h 25m
£536
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Sun 17/5
14:30-17:45
Nonstop11h 15m
Los Angeles Los Angeles
Fri 5/6
22:55-20:10
1 stop13h 15m
£545
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Wed 12/8
08:20-11:30
Nonstop11h 10m
Los Angeles Los Angeles
Wed 26/8
16:20-10:50
Nonstop10h 30m
£552
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Thu 9/7
10:55-16:33
1 stop13h 38m
Los Angeles Los Angeles
Fri 17/7
19:59-17:30
1 stop13h 31m
£574
Flights are sorted by cheapest return flights first.
Deals found on 16/4
Showing 1-10 of 24 resultsSorted by cheapest first
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2
3
Best time to book a flight from Heathrow to Pasadena
Have a flexible travel schedule? Discover the best time to fly to Pasadena from Heathrow with our price prediction graph.
LHR-LAX
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 London Heathrow Airport to Pasadena
LHR-P4S
LHR-LAX
How far ahead should I book a flight from London Heathrow Airport to Pasadena?
Use this chart to determine the optimal time to book a return flight from Heathrow to Pasadena. Price data was last updated on 17 April 2026.
Booking 45 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Pasadena. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest time of day to fly from LHR to P4S?
Find hourly flight availability from Heathrow to Pasadena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 April 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Pasadena as you normally would.
Weekly flight availability from London Heathrow Airport to Pasadena
Explore weekly flight availability from Heathrow to Pasadena. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 April 2026.
The most flights from LHR to P4S are scheduled on a Wednesday (55 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (54 on average).
How much does it cost for a return flight from London Heathrow Airport to Pasadena?
Reviews of airlines servicing Pasadena
Get insights into the airlines that provide service to Pasadena. 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 Pasadena. Reviews last updated 21 April 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Pasadena, such as KLM,Virgin Atlantic, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Pasadena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from London Heathrow Airport to Pasadena?
A quick flight from London Heathrow Airport to Pasadena can take about 16h 15m. Delta provides one of the quickest options available for as low as £478. London Heathrow Airport and Pasadena are separated by a distance of 5439 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from London Heathrow Airport to Pasadena one-way?
£163 is the cheapest one-way deal found within the past few days, from Norse Atlantic UK. You may also be able to find cheap deals on WestJet and TAP AIR PORTUGAL, with prices starting from £169 and £243, respectively.
What are the most reliable airlines from London Heathrow Airport to Pasadena?
Before booking your flight to Pasadena from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Malaysia Airlines (87%), SriLankan Airlines (86%), Fiji Airways( 85%).
What are the cheapest flights from London Heathrow Airport to Pasadena?
While on average a flight from London Heathrow Airport to Pasadena is generally £2,163, our data shows the cheapest flight currently is £410. When looking at the most popular route, (London Heathrow - Los Angeles Los Angeles), you can expect to pay £371 for that flight.
Can I find deals for business class flights from Heathrow to Pasadena?
Yes. Cheapflights offers flight deals from Heathrow to Pasadena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
Discover the top 10 airlines that operate flights from Heathrow to Pasadena. 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 858,174 searches. Data last updated 21 April 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Pasadena?
When you search for this flight from Heathrow to Pasadena, 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 Heathrow to Pasadena?
Cheapflights helps you find that perfect flight to Pasadena from Heathrow 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 Heathrow to Pasadena with no change fees?
Yes! Cheapflights helps users easily find flights from Heathrow to Pasadena with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Pasadena become cheaper?
Yes! Start tracking prices for Heathrow to Pasadena flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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