Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from the United Kingdom to Pasadena from £221

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 13/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Pasadena

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Pasadena
Explore the most affordable flight options available from United Kingdom to Pasadena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 January 2026.

Thu 19/209:00
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Tue 24/219:00
LAX
-
LHR
Nonstop10h 30m
Multiple Airlines
Deal found 27/1£344
Mon 14/909:15
LGW
-
LAX
1 stop15h 15m
SWISS
Mon 28/919:35
LAX
-
LGW
1 stop14h 15m
SWISS
Deal found 26/1£344
Wed 11/206:00
LHR
-
LAX
1 stop18h 35m
SWISS
Sun 22/219:00
LAX
-
LHR
Nonstop10h 30m
SWISS
Deal found 27/1£345
Wed 15/408:40
LHR
-
LAX
1 stop15h 50m
United Airlines
Tue 21/415:30
LAX
-
LHR
Nonstop10h 40m
United Airlines
Deal found 27/1£346
Sat 28/206:15
LHR
-
LAX
2 stops25h 08m
British Airways
Thu 5/306:00
LAX
-
LHR
1 stop16h 20m
British Airways
Deal found 27/1£347
Tue 3/218:40
LGW
-
LAX
1 stop29h 55m
SWISS
Mon 16/320:10
LAX
-
LGW
1 stop14h 40m
SWISS
Deal found 27/1£347
Wed 15/408:40
LHR
-
LAX
1 stop15h 50m
United Airlines
Thu 30/408:45
LAX
-
LHR
1 stop16h 55m
United Airlines
Deal found 26/1£347
Sat 7/213:45
LHR
-
LAX
1 stop34h 50m
Lufthansa
Sat 21/222:55
LAX
-
LHR
1 stop23h 00m
Lufthansa
Deal found 26/1£348
Thu 30/406:00
LHR
-
LAX
1 stop15h 05m
Multiple Airlines
Sat 9/515:30
LAX
-
LHR
Nonstop10h 40m
Multiple Airlines
Deal found 27/1£349
Wed 25/308:30
LHR
-
LAX
2 stops19h 42m
United Airlines
Tue 31/315:30
LAX
-
LHR
Nonstop10h 40m
United Airlines
Deal found 27/1£349
Fri 25/909:25
LGW
-
LAX
1 stop15h 05m
SWISS
Tue 13/1019:35
LAX
-
LGW
1 stop14h 15m
SWISS
Deal found 26/1£349
Fri 20/209:20
LCY
-
LAX
1 stop15h 15m
SWISS
Wed 4/319:10
LAX
-
LCY
1 stop13h 55m
SWISS
Deal found 26/1£350

Find flight deals from United Kingdom to Pasadena

Keep the following information in mind while searching for United Kingdom to Pasadena flight deals. Data was last updated 28 January 2026.

Round-trip from

£344

One-way from

£221

Popular in

December

Cheapest in

September

Average price

£432
British Airways
  • British Airways
  • 19/2-28/2
  • Nonstop
  • 22h 00m total
  • United Kingdom to Pasadena
Search Deals
13/4
  • 13/4
  • 2 total stops
  • 46h 04m total
  • United Kingdom to Pasadena
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£13 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 28 January 2026.
Use the filters below to find and compare flights from the United Kingdom to Pasadena that are best for you.

Fly from

United Kingdom

Fly to

Pasadena

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 14/4

08:45-16:30

1 stop15h 45m

Los Angeles

Sat 25/4

15:30-10:10

Nonstop10h 40m

£347

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 11/2

06:30-11:45

1 stop13h 15m

Los Angeles

Wed 25/3

23:30-16:50

Nonstop10h 20m

£349

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 9/5

06:30-11:50

1 stop13h 20m

Los Angeles

Sat 16/5

05:55-10:00

1 stop20h 05m

£352

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 17/2

06:35-15:15

1 stop16h 40m

Los Angeles

Tue 24/2

06:30-11:50

1 stop21h 20m

£353

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 17/2

11:20-14:35

Nonstop11h 15m

Los Angeles

Tue 24/2

22:30-16:50

Nonstop10h 20m

£353

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Mon 9/3

09:15-17:35

1 stop15h 20m

Los Angeles

Mon 4/5

19:35-17:30

1 stop13h 55m

£355

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 24/2

06:00-16:35

1 stop18h 35m

Los Angeles

Mon 16/3

20:10-21:25

2 stops18h 15m

£360

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 6/2

10:05-13:30

Nonstop11h 25m

Los Angeles

Mon 16/2

21:00-15:30

Nonstop10h 30m

£362

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 1/3

15:10-18:30

Nonstop11h 20m

Los Angeles

Sun 8/3

18:40-12:20

Nonstop10h 40m

£362

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 25/2

06:30-11:45

1 stop13h 15m

Los Angeles

Tue 17/3

11:59-07:05

1 stop12h 06m

£363

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from United Kingdom to Pasadena

Have a flexible travel schedule? Discover the best time to fly to Pasadena from United Kingdom with our price prediction graph.
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 the United Kingdom to Pasadena

What is the cheapest month to book a flight from United Kingdom to Pasadena?

Currently, September is the cheapest month in which you can book a flight from United Kingdom to Pasadena (average of £233). Flying from United Kingdom to Pasadena in July is currently the most expensive (average of £384). 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.

What is the cheapest time of day to fly from GB to P4S?

Find hourly flight availability from United Kingdom 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 28 January 2026.

When flying from United Kingdom to Pasadena, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from United Kingdom to Pasadena

Explore weekly flight availability from United Kingdom 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 28 January 2026.

The most flights from GB0 to P4S are scheduled on a Monday (50 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (36 on average).

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 28 January 2026.
Check out reviews from past customers who have flown with KLM, Virgin Atlantic, andNorse Atlantic UK from the United Kingdom to Pasadena to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,443 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,443 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Norse Atlantic UK
7.2
Good
KLM
7.7
Good
1,443 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,749 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,702 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Overall

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom to Pasadena?

    A quick flight from United Kingdom to Pasadena can take about 13h 15m. United Airlines provides one of the quickest options available for as low as £349. Airlines will cover 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 United Kingdom to Pasadena one-way?

    For one-way options, check prices for Norse Atlantic UK. According to our data, you can fly for as low as £160. Users have also found prices from £196 and £227 on TAP AIR PORTUGAL and Vueling, respectively.

  • What are the most popular routes from United Kingdom to Pasadena?

    The most popular route from United Kingdom to Pasadena is London Heathrow - Los Angeles. You may also consider London Gatwick - Los Angeles or London Stansted - Los Angeles.

  • What are the most reliable airlines from United Kingdom to Pasadena?

    No one likes to see their flight delayed. When booking a flight from United Kingdom to Pasadena consider choosing SriLankan Airlines (94%), Air Canada (88%) or Austrian Airlines (88%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from United Kingdom to Pasadena?

    While on average a flight from United Kingdom to Pasadena is generally £2,568, our data shows the cheapest flight currently is £334. When looking at the most popular route, (London Heathrow - Los Angeles), you can expect to pay £277 for that flight.

  • Can I find deals for flights from United Kingdom to Pasadena that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Pasadena flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Pasadena?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Pasadena.

  • Can I find deals for business class flights from United Kingdom to Pasadena?

    Yes. Cheapflights offers flight deals from United Kingdom 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.

  • What is the cheapest month to book a flight from United Kingdom to Pasadena?

    Currently, September is the cheapest month in which you can book a flight from United Kingdom to Pasadena (average of £233). Flying from United Kingdom to Pasadena in July is currently the most expensive (average of £384). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for United Kingdom to Pasadena

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Los Angeles flights
Heathrow to Las Vegas flights
Heathrow to San Francisco flights
Gatwick to Los Angeles flights
Stansted to Los Angeles flights
London City to Los Angeles flights
Heathrow to Ontario flights
Gatwick to San Francisco flights
Heathrow to San Diego flights
Gatwick to Las Vegas flights
London City to San Francisco flights
Stansted to San Francisco flights
Luton to Los Angeles flights
Heathrow to Santa Ana flights
London City to Las Vegas flights
Heathrow to Long Beach flights
Stansted to Las Vegas flights
Heathrow to San Jose flights
Manchester to Las Vegas flights
Manchester to Los Angeles flights
Luton to San Francisco flights
Gatwick to San Diego flights
Luton to Las Vegas flights
London City to San Diego flights
Edinburgh to San Francisco flights
Stansted to San Diego flights
Heathrow to Burbank flights
Gatwick to San Jose flights
Heathrow to Oakland flights
Gatwick to Burbank flights
Manchester to San Francisco flights
Glasgow Intl to Los Angeles flights
Gatwick to Oakland flights
Manchester to San Diego flights
Edinburgh to Las Vegas flights
Birmingham to Los Angeles flights
Manchester to Ontario flights
Edinburgh to Los Angeles flights
Birmingham to San Francisco flights
Manchester to Santa Ana flights
Glasgow Intl to San Francisco flights
Gatwick to Santa Ana flights
Birmingham to Las Vegas flights
Gatwick to Ontario flights
Manchester to Long Beach flights
Heathrow to Sacramento flights
Leeds to San Diego flights
London City to San Jose flights
Newcastle upon Tyne to Las Vegas flights
Leeds to Los Angeles flights

Top 10 airlines flying from United Kingdom to Pasadena

Discover the top 10 airlines that operate flights from United Kingdom 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 28 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£231Average£619FlexibilityNo cancel feeOn-time77%
Search Air France flights
IberiaCheapest£233Average£566FlexibilityNo cancel feeOn-time77%
Search Iberia flights
SWISSCheapest£271Average£490FlexibilityNo cancel feeOn-time79%
Search SWISS flights
FinnairCheapest£273Average£496FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Norse Atlantic UKCheapest£276Average£495FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Aer LingusCheapest£326Average£693FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Brussels AirlinesCheapest£326Average£473FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
DeltaCheapest£329Average£626FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Austrian AirlinesCheapest£345Average£473FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
TAP AIR PORTUGALCheapest£349Average£515FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

Fly with Cheapflights

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 United Kingdom to Pasadena?

Deals for United Kingdom to Pasadena flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Pasadena?

Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom to Pasadena for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from United Kingdom to Pasadena with no change fees?

Yes, we can. To see specific flights from United Kingdom to Pasadena with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from United Kingdom to Pasadena become cheaper?

Of course! You can now track prices for flights from United Kingdom to Pasadena and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.