Cheap flights from London Heathrow Airport to Pasadena from £344
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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
3 Oct — 10 Oct1
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 61 days in advance, depart on a Thursday or Friday 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 3 September 2026.
Thu 29/1011:10 -
2 stops18h 39m
Sat 21/1108:30 -
2 stops18h 50m
Deal found 3/9£425
Mon 5/1014:05 -
1 stop15h 26m
Wed 14/1012:25 -
1 stop13h 35m
Deal found 2/9£425
Sat 17/1008:30 -
1 stop15h 05m
Sat 24/1019:55 -
Nonstop10h 35m
Deal found 2/9£426
Tue 6/1009:30 -
1 stop18h 24m
Tue 13/1015:05 -
1 stop15h 35m
Deal found 2/9£427
Thu 10/911:45 -
1 stop18h 25m
Sat 12/921:00 -
2 stops26h 55m
Deal found 2/9£428
Tue 20/1013:05 -
Nonstop11h 20m
Tue 27/1019:55 -
Nonstop10h 35m
Deal found 2/9£428
Thu 5/1114:45 -
1 stop15h 58m
Fri 25/1214:07 -
1 stop14h 13m
Deal found 2/9£429
Thu 17/913:05 -
Nonstop11h 20m
Thu 24/915:40 -
Nonstop10h 30m
Deal found 1/9£430
Thu 24/1214:45 -
1 stop14h 50m
Fri 1/118:55 -
1 stop13h 40m
Deal found 2/9£430
Sat 12/909:30 -
2 stops19h 25m
Fri 18/922:35 -
2 stops23h 55m
Deal found 1/9£431
Thu 29/1016:55 -
Nonstop11h 15m
Sat 21/1118:30 -
Nonstop10h 35m
Deal found 1/9£433
Tue 15/1208:40 -
2 stops18h 36m
Fri 1/118:55 -
1 stop13h 40m
Deal found 1/9£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 3 September 2026.
Mon 5/1017:00 -
1 stop14h 58m
Sun 28/214:00 -
1 stop14h 20m
Deal found 1/9£436
Tue 27/1015:20 -
Nonstop11h 25m
Wed 4/1112:45 -
1 stop12h 55m
Deal found 1/9£449
Fri 16/1018:40 -
1 stop29h 50m
Sat 24/1012:15 -
2 stops21h 05m
Deal found 1/9£699
Fri 23/1015:20 -
1 stop14h 35m
Sat 31/1005:55 -
1 stop18h 10m
Deal found 30/8£1,025
Wed 27/106:00 -
2 stops25h 56m
Wed 10/213:15 -
3 stops21h 40m
Deal found 3/9£1,165
Sun 6/1214:25 -
2 stops34h 10m
Sun 20/1219:10 -
2 stops18h 15m
Deal found 30/8£739
Thu 31/1211:10 -
2 stops28h 24m
Sun 3/107:00 -
1 stop18h 40m
Deal found 31/8£751
Thu 15/1011:20 -
2 stops29h 50m
Sat 17/1011:22 -
3 stops26h 38m
Deal found 1/9£1,225
Fri 30/1008:15 -
3 stops32h 01m
Sun 15/1106:05 -
3 stops27h 25m
Deal found 31/8£1,227
Mon 9/1119:30 -
2 stops29h 05m
Tue 1/1211:15 -
2 stops21h 05m
Deal found 29/8£1,250
Mon 1/306:00 -
2 stops26h 25m
Mon 8/322:00 -
3 stops35h 30m
Deal found 2/9£1,231
Fri 23/1012:00 -
2 stops29h 16m
Wed 4/1113:20 -
3 stops20h 10m
Deal found 2/9£1,314
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 3 September 2026.
Mon 26/1015:20 -
Nonstop11h 25m
Tue 3/1118:55 -
Nonstop10h 35m
Deal found 2/9£427
Sat 3/1013:05 -
Nonstop11h 20m
Sat 10/1015:40 -
Nonstop10h 30m
Deal found 2/9£428
Tue 20/1013:05 -
Nonstop11h 20m
Tue 27/1019:55 -
Nonstop10h 35m
Deal found 2/9£428
Tue 10/1110:05 -
Nonstop11h 20m
Tue 22/1217:30 -
Nonstop10h 40m
Deal found 2/9£429
Thu 17/913:05 -
Nonstop11h 20m
Thu 24/915:40 -
Nonstop10h 30m
Deal found 1/9£430
Thu 29/1016:55 -
Nonstop11h 15m
Sat 21/1118:30 -
Nonstop10h 35m
Deal found 1/9£433
Thu 24/914:30 -
Nonstop11h 15m
Mon 5/1023:15 -
Nonstop10h 20m
Deal found 2/9£437
Tue 20/1016:55 -
Nonstop11h 15m
Fri 30/1019:30 -
Nonstop10h 35m
Deal found 1/9£438
Mon 14/914:30 -
Nonstop11h 15m
Fri 25/920:35 -
Nonstop10h 25m
Deal found 2/9£439
Thu 17/913:05 -
Nonstop11h 20m
Wed 23/915:40 -
Nonstop10h 30m
Deal found 31/8£440
Fri 2/1008:20 -
Nonstop11h 25m
Sat 31/1019:30 -
Nonstop10h 35m
Deal found 30/8£441
Mon 21/1216:55 -
Nonstop11h 20m
Thu 7/117:30 -
Nonstop10h 40m
Deal found 30/8£442
Last-minute flights from Heathrow to Pasadena
Discover last-minute flight deals from Heathrow to Pasadena. Data last updated 3 September 2026 and is based on user searches.
Thu 10/911:45 -
1 stop18h 25m
Sat 12/921:00 -
2 stops26h 55m
Deal found 2/9£428
Sat 12/909:30 -
2 stops19h 25m
Fri 18/922:35 -
2 stops23h 55m
Deal found 1/9£431
Thu 17/913:05 -
Nonstop11h 20m
Thu 24/915:40 -
Nonstop10h 30m
Deal found 1/9£430
Wed 23/906:30 -
1 stop13h 20m
Wed 30/906:10 -
1 stop16h 35m
Deal found 2/9£434
Mon 28/917:00 -
1 stop14h 37m
Thu 15/1016:59 -
1 stop14h 06m
Deal found 2/9£429
Mon 5/1014:05 -
1 stop15h 26m
Wed 14/1012:25 -
1 stop13h 35m
Deal found 2/9£425
Tue 6/1009:30 -
1 stop18h 24m
Tue 13/1015:05 -
1 stop15h 35m
Deal found 2/9£427
Sat 17/1008:30 -
1 stop15h 05m
Sat 24/1019:55 -
Nonstop10h 35m
Deal found 2/9£426
Mon 19/1014:45 -
1 stop29h 05m
Sat 24/1019:10 -
1 stop32h 30m
Deal found 2/9£430
Tue 20/1013:05 -
Nonstop11h 20m
Tue 27/1019:55 -
Nonstop10h 35m
Deal found 2/9£428
Thu 29/1011:10 -
2 stops18h 39m
Sat 21/1108:30 -
2 stops18h 50m
Deal found 3/9£425
Thu 29/1016:55 -
Nonstop11h 15m
Sat 21/1118:30 -
Nonstop10h 35m
Deal found 1/9£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 3 September 2026.
Mon 1/209:00 -
1 stop15h 35m
Deal found 31/8£344
Mon 12/1007:25 -
1 stop15h 50m
Deal found 31/8£346
Sat 14/1111:55 -
Nonstop11h 15m
Deal found 31/8£347
Sat 24/1016:55 -
Nonstop11h 15m
Deal found 2/9£348
Tue 5/118:40 -
1 stop29h 55m
Deal found 2/9£349
Thu 25/209:15 -
2 stops23h 15m
Deal found 31/8£350
Thu 29/1018:45 -
2 stops33h 58m
Deal found 30/8£350
Fri 8/114:45 -
1 stop16h 48m
Deal found 2/9£351
Mon 26/1019:40 -
2 stops33h 03m
Deal found 31/8£352
Sun 25/1014:45 -
1 stop36h 03m
Deal found 30/8£353
Wed 16/909:55 -
2 stops54h 25m
Deal found 29/8£353
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 3 September 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 3 September 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 Los Angeles
LHRLAX
London Heathrow
Mon 5/10
17:00-23:58
1 stop14h 58m
Los Angeles Los Angeles
Sun 28/2
14:00-12:20
1 stop14h 20m
£436
Fastest return journey
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Tue 27/10
15:20-19:45
Nonstop11h 25m
Los Angeles Los Angeles
Wed 4/11
12:45-09:40
1 stop12h 55m
£449
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Fri 16/10
18:40-16:30
1 stop29h 50m
Los Angeles Los Angeles
Sat 24/10
12:15-17:20
2 stops21h 05m
£699
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Sun 6/12
14:25-16:35
2 stops34h 10m
Los Angeles Los Angeles
Sun 20/12
19:10-21:25
2 stops18h 15m
£739
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Thu 31/12
11:10-07:34
2 stops28h 24m
Los Angeles Los Angeles
Sun 3/1
07:00-09:40
1 stop18h 40m
£751
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Fri 23/10
15:20-21:55
1 stop14h 35m
Los Angeles Los Angeles
Sat 31/10
05:55-07:05
1 stop18h 10m
£1,025
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Wed 27/1
06:00-23:56
2 stops25h 56m
Los Angeles Los Angeles
Wed 10/2
13:15-18:55
3 stops21h 40m
£1,165
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Thu 15/10
11:20-09:10
2 stops29h 50m
Los Angeles Los Angeles
Sat 17/10
11:22-22:00
3 stops26h 38m
£1,225
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Fri 30/10
08:15-09:16
3 stops32h 01m
Los Angeles Los Angeles
Sun 15/11
06:05-17:30
3 stops27h 25m
£1,227
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Mon 1/3
06:00-00:25
2 stops26h 25m
Los Angeles Los Angeles
Mon 8/3
22:00-17:30
3 stops35h 30m
£1,231
Flights are sorted by cheapest return flights first.
Deals found on 30/8
Showing 1-10 of 23 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 3 September 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 3 September 2026.
The most flights from LHR to P4S are scheduled on a Wednesday (57 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (39 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 £388 and £516 in February.The cheapest return price found within the last 5 days was £425 on Air Canada (12 Feb–20 Feb).
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 3 September 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 11h 25m. Alaska Airlines provides one of the quickest options available for as low as £449. 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?
£169 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on SWISS and British Airways, with prices starting from £305 and £311, 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 (95%), Malaysia Airlines (92%), Fiji Airways( 89%).
What are the cheapest flights from London Heathrow Airport to Pasadena?
While on average a flight from London Heathrow Airport to Pasadena is generally £2,280, our data shows the cheapest flight currently is £319. When looking at the most popular route, (London Heathrow - Los Angeles Los Angeles), you can expect to pay £359 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.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 3 September 2026.
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 3 September 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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