Cheap flights from London Heathrow Airport to Pasadena from £346
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
8 Oct — 15 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 83 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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Direct
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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 8 September 2026.
Tue 22/906:00 -
1 stop15h 05m
Fri 2/1015:40 -
Nonstop10h 30m
Deal found 8/9£406
Sat 26/914:05 -
1 stop15h 26m
Sat 3/1022:30 -
1 stop24h 00m
Deal found 8/9£406
Tue 15/915:05 -
1 stop15h 50m
Sat 26/907:00 -
2 stops15h 30m
Deal found 8/9£407
Wed 25/1114:30 -
1 stop31h 46m
Sat 5/1207:20 -
2 stops20h 00m
Deal found 8/9£408
Sat 10/1009:30 -
2 stops16h 57m
Mon 19/1014:35 -
1 stop14h 45m
Deal found 8/9£409
Thu 17/915:00 -
2 stops17h 31m
Wed 30/908:15 -
1 stop14h 15m
Deal found 8/9£409
Fri 25/915:05 -
1 stop15h 50m
Sun 4/1007:30 -
2 stops18h 30m
Deal found 8/9£410
Thu 24/1213:00 -
2 stops26h 34m
Wed 6/105:15 -
2 stops17h 55m
Deal found 8/9£411
Sun 11/1008:30 -
2 stops19h 24m
Thu 22/1006:45 -
2 stops19h 15m
Deal found 8/9£412
Tue 22/912:05 -
1 stop14h 55m
Fri 2/1013:40 -
1 stop14h 10m
Deal found 8/9£414
Sat 26/909:30 -
2 stops16h 57m
Sun 11/1006:45 -
2 stops17h 50m
Deal found 8/9£415
Wed 23/909:30 -
2 stops16h 53m
Sun 4/1007:30 -
2 stops18h 30m
Deal found 8/9£417
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 8 September 2026.
Thu 1/1008:20 -
Nonstop11h 25m
Tue 6/1009:00 -
1 stop16h 05m
Deal found 6/9£444
Mon 11/110:55 -
Nonstop11h 15m
Tue 12/117:10 -
Nonstop10h 25m
Deal found 3/9£460
Sun 11/1014:30 -
Nonstop11h 15m
Sat 17/1023:55 -
1 stop22h 25m
Deal found 5/9£474
Thu 24/1215:20 -
Nonstop11h 25m
Tue 5/118:55 -
Nonstop10h 35m
Deal found 5/9£528
Thu 24/1206:00 -
1 stop17h 15m
Thu 24/1217:15 -
1 stop21h 25m
Deal found 8/9£650
Mon 5/1007:05 -
2 stops24h 38m
Thu 29/1014:32 -
2 stops18h 28m
Deal found 7/9£663
Wed 23/1217:25 -
2 stops31h 10m
Sat 2/119:10 -
1 stop14h 40m
Deal found 7/9£689
Sun 20/1211:35 -
2 stops38h 33m
Sun 27/1207:00 -
1 stop18h 40m
Deal found 6/9£531
Mon 21/1221:05 -
2 stops27h 55m
Wed 30/1219:30 -
2 stops36h 55m
Deal found 3/9£734
Sat 19/1212:05 -
2 stops29h 26m
Sat 2/118:10 -
1 stop31h 30m
Deal found 5/9£686
Sun 20/909:55 -
Nonstop11h 15m
Tue 22/915:50 -
Nonstop10h 25m
Deal found 6/9£834
Sun 8/1108:15 -
3 stops33h 12m
Sun 15/1106:05 -
2 stops22h 35m
Deal found 4/9£1,122
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 8 September 2026.
Sat 7/1111:55 -
Nonstop11h 15m
Wed 18/1117:00 -
Nonstop10h 40m
Deal found 8/9£406
Thu 4/215:20 -
Nonstop11h 25m
Tue 9/318:55 -
Nonstop10h 35m
Deal found 8/9£409
Fri 11/1211:50 -
Nonstop11h 30m
Tue 22/1217:30 -
Nonstop10h 40m
Deal found 8/9£417
Fri 25/1211:50 -
Nonstop11h 30m
Sat 9/117:30 -
Nonstop10h 40m
Deal found 8/9£418
Sun 20/917:55 -
Nonstop11h 10m
Mon 28/920:35 -
Nonstop10h 25m
Deal found 6/9£418
Sun 20/917:55 -
Nonstop11h 10m
Fri 2/1023:15 -
Nonstop10h 20m
Deal found 8/9£419
Mon 30/1110:05 -
Nonstop11h 20m
Sun 6/1220:50 -
Nonstop10h 35m
Deal found 5/9£420
Fri 23/1013:05 -
Nonstop11h 20m
Sun 25/1019:55 -
Nonstop10h 35m
Deal found 6/9£423
Thu 8/1016:55 -
Nonstop11h 15m
Thu 15/1015:45 -
Nonstop10h 30m
Deal found 7/9£423
Thu 22/1013:05 -
Nonstop11h 20m
Fri 6/1118:55 -
Nonstop10h 35m
Deal found 4/9£424
Sun 14/210:05 -
Nonstop11h 20m
Mon 22/218:00 -
Nonstop10h 30m
Deal found 6/9£425
Fri 5/317:30 -
Nonstop11h 10m
Sat 13/317:10 -
Nonstop10h 25m
Deal found 5/9£426
Last-minute flights from Heathrow to Pasadena
Discover last-minute flight deals from Heathrow to Pasadena. Data last updated 8 September 2026 and is based on user searches.
Sun 13/909:30 -
1 stop33h 50m
Tue 22/915:40 -
Nonstop10h 30m
Deal found 4/9£420
Mon 14/917:55 -
Nonstop11h 10m
Sun 20/920:35 -
Nonstop10h 25m
Deal found 6/9£418
Thu 17/914:50 -
1 stop13h 57m
Wed 30/910:55 -
1 stop14h 45m
Deal found 8/9£406
Thu 17/908:30 -
2 stops17h 16m
Wed 30/912:25 -
1 stop13h 35m
Deal found 8/9£415
Fri 25/915:05 -
1 stop15h 50m
Sun 4/1007:30 -
2 stops18h 30m
Deal found 8/9£410
Thu 1/1008:30 -
2 stops17h 07m
Thu 15/1007:30 -
2 stops18h 30m
Deal found 4/9£420
Fri 2/1008:30 -
2 stops17h 38m
Tue 6/1007:30 -
2 stops18h 30m
Deal found 3/9£419
Sat 3/1009:30 -
2 stops17h 47m
Mon 12/1008:15 -
2 stops17h 20m
Deal found 8/9£417
Wed 7/1011:25 -
2 stops16h 57m
Wed 14/1012:55 -
1 stop12h 45m
Deal found 8/9£406
Sat 10/1009:30 -
2 stops16h 57m
Mon 19/1014:35 -
1 stop14h 45m
Deal found 8/9£409
Sun 11/1008:30 -
2 stops19h 24m
Thu 22/1006:45 -
2 stops19h 15m
Deal found 8/9£412
Thu 29/1011:10 -
2 stops18h 39m
Wed 4/1107:00 -
2 stops15h 30m
Deal found 8/9£418
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 8 September 2026.
Sun 13/1211:50 -
Nonstop11h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9£346
Tue 20/1006:00 -
1 stop18h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£347
Sun 10/120:05 -
1 stop28h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£347
Sat 5/1219:05 -
2 stops33h 58m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 4/9£348
Fri 6/1106:40 -
2 stops18h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£349
Mon 19/1006:30 -
1 stop14h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/9£350
Mon 19/1008:40 -
1 stop15h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£350
Mon 26/1006:00 -
1 stop18h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£352
Sat 14/1108:20 -
1 stop16h 16m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£353
Mon 30/1111:55 -
Nonstop11h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/9£354
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 8 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 8 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
LHRLAX
London Heathrow
Mon 1/3
07:30-22:36
2 stops23h 06m
Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£350
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Thu 26/11
14:25-16:35
2 stops34h 10m
Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£366
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Mon 4/1
18:40-16:35
1 stop29h 55m
Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£372
Fastest return journey
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Mon 23/11
10:05-13:25
Nonstop11h 20m
Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£380
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Mon 19/10
19:15-16:30
2 stops29h 15m
Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£382
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Sun 29/11
12:05-16:35
1 stop36h 30m
Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£383
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Mon 26/10
19:30-17:35
2 stops29h 05m
Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£391
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Thu 1/10
08:20-11:45
Nonstop11h 25m
Los Angeles
Tue 6/10
09:00-09:05
1 stop16h 05m
£444
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Mon 11/1
10:55-14:10
Nonstop11h 15m
Los Angeles
Tue 12/1
17:10-11:35
Nonstop10h 25m
£460
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles
LHRLAX
London Heathrow
Sun 11/10
14:30-17:45
Nonstop11h 15m
Los Angeles
Sat 17/10
23:55-06:20
1 stop22h 25m
£474
Flights are sorted by cheapest return flights first.
Deals found on 3/9
Showing 1-10 of 23 resultsSorted by cheapest first
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2
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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 8 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 8 September 2026.
The most flights from LHR to P4S are scheduled on a Monday (56 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (41 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 £391 and £533 in December.The cheapest return price found within the last 5 days was £418 on British Airways (25 Dec–9 Jan).
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 8 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 15m. Finnair provides one of the quickest options available for as low as £460. London Heathrow Airport and Pasadena are separated by a distance of 5439 mi. Generally, flights for this route are direct.
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 Aer Lingus, with prices starting from £305 and £309, 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 £2,313, our data shows the cheapest flight currently is £324. When looking at the most popular route, (London Heathrow - Los Angeles), you can expect to pay £357 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 8 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 8 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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