Cheap flights from London Heathrow Airport to Pasadena from £341
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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
21 Sep — 28 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Pasadena are usually found in February or September, booked 64 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Heathrow to Pasadena
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
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 22 August 2026.
Thu 3/908:55 -
1 stop15h 10m
Thu 10/915:50 -
Nonstop10h 25m
Deal found 18/8£425
Wed 4/1107:40 -
1 stop15h 35m
Fri 6/1114:21 -
1 stop13h 39m
Deal found 19/8£426
Wed 21/1007:25 -
1 stop15h 50m
Thu 5/1118:55 -
Nonstop10h 35m
Deal found 17/8£426
Sun 1/1107:40 -
1 stop15h 35m
Fri 13/1118:55 -
Nonstop10h 35m
Deal found 18/8£427
Thu 17/909:30 -
1 stop14h 50m
Thu 1/1022:39 -
3 stops27h 46m
Deal found 17/8£428
Fri 30/1007:40 -
1 stop15h 35m
Sat 7/1118:10 -
1 stop33h 40m
Deal found 19/8£429
Mon 31/808:40 -
1 stop15h 50m
Sat 12/914:15 -
1 stop13h 40m
Deal found 17/8£429
Wed 16/906:00 -
1 stop15h 05m
Tue 22/914:15 -
1 stop13h 40m
Deal found 17/8£430
Wed 2/906:00 -
1 stop15h 05m
Fri 11/908:15 -
1 stop14h 30m
Deal found 17/8£431
Thu 3/906:00 -
1 stop15h 05m
Fri 11/908:15 -
1 stop14h 30m
Deal found 18/8£432
Tue 15/906:55 -
1 stop16h 20m
Tue 22/912:50 -
1 stop15h 35m
Deal found 18/8£432
Thu 17/907:25 -
1 stop15h 50m
Wed 30/907:00 -
1 stop15h 45m
Deal found 18/8£433
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 22 August 2026.
Mon 18/109:00 -
1 stop15h 35m
Sun 31/118:55 -
Nonstop10h 35m
Deal found 17/8£430
Tue 1/906:30 -
1 stop13h 20m
Sun 13/915:50 -
Nonstop10h 25m
Deal found 18/8£445
Sat 21/1109:00 -
1 stop15h 35m
Sun 6/1208:15 -
1 stop13h 40m
Deal found 20/8£451
Thu 24/906:00 -
1 stop15h 05m
Wed 7/1015:40 -
Nonstop10h 30m
Deal found 20/8£456
Sat 5/906:30 -
1 stop13h 20m
Sat 19/923:15 -
Nonstop10h 20m
Deal found 20/8£466
Mon 2/1109:00 -
1 stop15h 35m
Fri 13/1118:55 -
Nonstop10h 35m
Deal found 20/8£450
Thu 22/1007:25 -
1 stop15h 50m
Tue 27/1019:55 -
Nonstop10h 35m
Deal found 20/8£452
Fri 23/1006:55 -
1 stop16h 20m
Fri 23/1023:30 -
1 stop24h 10m
Deal found 19/8£454
Fri 15/109:00 -
1 stop15h 35m
Tue 19/118:55 -
Nonstop10h 35m
Deal found 21/8£457
Wed 9/907:25 -
1 stop15h 50m
Thu 17/915:40 -
Nonstop10h 30m
Deal found 19/8£457
Thu 15/1007:25 -
1 stop15h 50m
Sun 18/1015:40 -
Nonstop10h 30m
Deal found 21/8£460
Tue 15/906:55 -
1 stop16h 20m
Sat 3/1008:15 -
1 stop14h 30m
Deal found 18/8£466
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 22 August 2026.
Sun 8/1115:20 -
Nonstop11h 25m
Fri 13/1118:55 -
Nonstop10h 35m
Deal found 18/8£425
Tue 17/1117:05 -
Nonstop11h 10m
Tue 8/1222:05 -
Nonstop10h 25m
Deal found 18/8£426
Thu 17/909:55 -
Nonstop11h 15m
Wed 30/915:50 -
Nonstop10h 25m
Deal found 19/8£427
Mon 9/1115:20 -
Nonstop11h 25m
Fri 13/1118:55 -
Nonstop10h 35m
Deal found 18/8£428
Tue 24/1117:05 -
Nonstop11h 10m
Wed 13/117:10 -
Nonstop10h 25m
Deal found 18/8£429
Sun 6/914:30 -
Nonstop11h 15m
Sat 3/1023:15 -
Nonstop10h 20m
Deal found 19/8£429
Tue 6/1017:55 -
Nonstop11h 10m
Tue 13/1015:50 -
Nonstop10h 25m
Deal found 22/8£430
Thu 17/911:40 -
Nonstop11h 20m
Sun 11/1015:45 -
Nonstop10h 30m
Deal found 17/8£431
Thu 10/910:30 -
Nonstop11h 20m
Mon 30/1120:50 -
Nonstop10h 35m
Deal found 20/8£432
Tue 15/917:55 -
Nonstop11h 10m
Tue 6/1015:50 -
Nonstop10h 25m
Deal found 18/8£432
Fri 11/917:55 -
Nonstop11h 10m
Wed 30/923:15 -
Nonstop10h 20m
Deal found 17/8£433
Thu 3/909:55 -
Nonstop11h 15m
Thu 10/915:50 -
Nonstop10h 25m
Deal found 18/8£434
Last-minute flights from Heathrow to Pasadena
Discover last-minute flight deals from Heathrow to Pasadena. Data last updated 22 August 2026 and is based on user searches.
Mon 31/808:40 -
1 stop15h 50m
Fri 11/914:15 -
1 stop13h 40m
Deal found 17/8£429
Wed 2/906:00 -
1 stop15h 05m
Sun 13/915:40 -
Nonstop10h 30m
Deal found 17/8£431
Thu 3/908:55 -
1 stop15h 10m
Thu 10/915:50 -
Nonstop10h 25m
Deal found 18/8£425
Thu 3/909:30 -
1 stop14h 50m
Thu 10/914:15 -
1 stop13h 40m
Deal found 18/8£426
Thu 3/908:45 -
1 stop15h 45m
Tue 8/915:40 -
Nonstop10h 30m
Deal found 18/8£429
Thu 3/906:00 -
1 stop15h 05m
Fri 11/908:15 -
1 stop14h 30m
Deal found 18/8£432
Fri 11/913:05 -
Nonstop11h 20m
Fri 18/908:15 -
1 stop17h 45m
Deal found 17/8£426
Fri 11/913:05 -
Nonstop11h 20m
Wed 30/908:15 -
1 stop17h 45m
Deal found 18/8£427
Tue 15/906:55 -
1 stop16h 20m
Tue 22/915:40 -
Nonstop10h 30m
Deal found 18/8£432
Wed 16/906:00 -
1 stop15h 05m
Tue 22/915:40 -
Nonstop10h 30m
Deal found 17/8£430
Thu 17/909:30 -
1 stop14h 50m
Thu 1/1022:39 -
3 stops27h 46m
Deal found 17/8£428
Thu 17/907:25 -
1 stop15h 50m
Wed 30/907:00 -
1 stop15h 45m
Deal found 18/8£433
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 22 August 2026.
Wed 14/1006:45 -
2 stops19h 15m
Deal found 18/8£341
Wed 7/1006:55 -
2 stops20h 23m
Deal found 18/8£341
Thu 15/1008:15 -
2 stops19h 45m
Deal found 18/8£342
Fri 4/920:50 -
2 stops43h 30m
Deal found 18/8£343
Mon 19/1020:35 -
2 stops36h 34m
Deal found 18/8£344
Sat 10/1016:35 -
1 stop16h 34m
Deal found 19/8£344
Sun 18/1008:20 -
Nonstop11h 15m
Deal found 22/8£345
Tue 27/1020:45 -
2 stops27h 55m
Deal found 19/8£346
Sun 18/1022:00 -
2 stops26h 05m
Deal found 17/8£347
Tue 13/1021:00 -
2 stops29h 00m
Deal found 17/8£348
Sun 18/1019:10 -
1 stop28h 55m
Deal found 17/8£349
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 22 August 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 7,457,451 searches. Data last updated 22 August 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 London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Mon 18/1
09:00-16:35
1 stop15h 35m
Los Angeles
Sun 31/1
18:55-13:30
Nonstop10h 35m
£430
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Tue 1/9
06:30-11:50
1 stop13h 20m
Los Angeles
Sun 13/9
15:50-10:15
Nonstop10h 25m
£445
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Mon 2/11
09:00-16:35
1 stop15h 35m
Los Angeles
Fri 13/11
18:55-13:30
Nonstop10h 35m
£450
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Sat 21/11
09:00-16:35
1 stop15h 35m
Los Angeles
Sun 6/12
08:15-05:55
1 stop13h 40m
£451
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Thu 22/10
07:25-15:15
1 stop15h 50m
Los Angeles
Tue 27/10
19:55-13:30
Nonstop10h 35m
£452
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Fri 23/10
06:55-15:15
1 stop16h 20m
Los Angeles
Fri 23/10
23:30-07:40
1 stop24h 10m
£454
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Thu 24/9
06:00-13:05
1 stop15h 05m
Los Angeles
Wed 7/10
15:40-10:10
Nonstop10h 30m
£456
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Fri 15/1
09:00-16:35
1 stop15h 35m
Los Angeles
Tue 19/1
18:55-13:30
Nonstop10h 35m
£457
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Wed 9/9
07:25-15:15
1 stop15h 50m
Los Angeles
Thu 17/9
15:40-10:10
Nonstop10h 30m
£457
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Thu 15/10
07:25-15:15
1 stop15h 50m
Los Angeles
Sun 18/10
15:40-10:10
Nonstop10h 30m
£460
Flights are sorted by cheapest return flights first.
Deals found on 19/8
Showing 1-10 of 24 resultsSorted by cheapest first
1
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
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 22 August 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 22 August 2026.
The most flights from LHR to P4S are scheduled on a Monday (57 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (57 on average).
How much does it cost for a return flight from London Heathrow Airport to Pasadena?
Airfare is typical for this route at the moment.
London Heathrow Airport to Pasadena flights typically cost between £424 and £561 in September.The cheapest return price found within the last 5 days was £425 on Virgin Atlantic (3 Sept–10 Sept).
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 22 August 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Pasadena, such as United Airlines,Virgin Atlantic, andIberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
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 13h 20m. United Airlines provides one of the quickest options available for as low as £445. 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?
£167 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on TAP AIR PORTUGAL and SWISS, with prices starting from £284 and £302, 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: SriLankan Airlines (92%), Malaysia Airlines (92%), Fiji Airways( 88%).
What are the cheapest flights from London Heathrow Airport to Pasadena?
While on average a flight from London Heathrow Airport to Pasadena is generally £2,291, our data shows the cheapest flight currently is £308. When looking at the most popular route, (London Heathrow - Los Angeles), you can expect to pay £351 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 7,457,451 searches. Data last updated 22 August 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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