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Cheap flights from Portsmouth to Pasadena from £413

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
23 Jul — 30 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Pasadena

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Pasadena
Explore the most affordable flight options available from Portsmouth to Pasadena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 June 2026.

Sun 11/1009:20
SOU
-
LAX
1 stop17h 05m
British Airways
Tue 20/1020:10
LAX
-
SOU
1 stop15h 20m
British Airways
Deal found 23/6£484
Wed 21/1009:20
SOU
-
LAX
1 stop17h 05m
British Airways
Sat 21/1120:15
LAX
-
SOU
1 stop28h 25m
British Airways
Deal found 19/6£491
Fri 18/920:00
SOU
-
LAX
1 stop30h 25m
British Airways
Fri 9/1020:10
LAX
-
SOU
1 stop28h 25m
British Airways
Deal found 19/6£503
Thu 2/709:20
SOU
-
LAX
1 stop17h 05m
British Airways
Wed 8/715:50
LAX
-
SOU
2 stops19h 10m
British Airways
Deal found 23/6£530
Wed 8/709:15
SOU
-
LAX
1 stop13h 30m
Delta
Tue 28/709:45
LAX
-
SOU
2 stops23h 50m
Delta
Deal found 19/6£558

Find flight deals from Portsmouth to Pasadena

Keep the following information in mind while searching for Portsmouth to Pasadena flight deals. Data was last updated 23 June 2026.

Round-trip from

£484

One-way from

£413

Popular in

July

Cheapest in

January

Average price

£1,456
British Airways
  • British Airways
  • 11/10-20/10
  • 2 total stops
  • 32h 25m total
  • Portsmouth to Pasadena
Search Deals
British Airways
  • British Airways
  • 14/9
  • 1 total stop
  • 17h 05m total
  • Portsmouth to Pasadena
Search Deals
Highest demand for flights based on searches. 34% potential increase in price (£315 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease (£66 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth 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 23 June 2026.
Use the filters below to find and compare flights from Portsmouth to Pasadena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Sun 11/10

09:20-18:25

1 stop17h 05m

Los Angeles

Tue 20/10

20:10-19:30

1 stop15h 20m

£484

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Wed 8/7

09:15-14:45

1 stop13h 30m

Los Angeles

Tue 28/7

09:45-17:35

2 stops23h 50m

£558

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Tue 22/9

06:45-18:20

2 stops19h 35m

Los Angeles

Tue 13/10

20:10-19:30

1 stop15h 20m

£657

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Sat 19/9

09:20-18:25

1 stop17h 05m

Los Angeles

Sat 10/10

17:05-20:20

2 stops19h 15m

£717

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Wed 21/10

19:55-14:55

2 stops27h 00m

Los Angeles

Sat 21/11

18:00-20:45

2 stops18h 45m

£813

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Mon 3/8

20:00-18:25

1 stop30h 25m

Los Angeles

Thu 20/8

20:10-19:30

1 stop15h 20m

£832

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Mon 20/7

17:20-18:25

1 stop33h 05m

Los Angeles

Mon 10/8

20:10-19:30

1 stop15h 20m

£876

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Fri 17/7

09:20-18:25

1 stop17h 05m

Los Angeles

Fri 7/8

20:10-08:35

1 stop28h 25m

£886

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Fri 18/12

17:05-18:30

1 stop33h 25m

Los Angeles

Fri 8/1

21:00-14:30

2 stops33h 30m

£896

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Thu 13/8

20:40-13:50

2 stops25h 10m

Los Angeles

Sat 22/8

20:10-19:30

1 stop15h 20m

£897

Flights are sorted by cheapest return flights first.

Deals found on 18/6

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Portsmouth to Pasadena

Have a flexible travel schedule? Discover the best time to fly to Pasadena from Portsmouth 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 Portsmouth to Pasadena

What is the cheapest time of day to fly from P0R to P4S?

Find hourly flight availability from Portsmouth 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 23 June 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Pasadena as you normally would.

Weekly flight availability from Portsmouth to Pasadena

Explore weekly flight availability from Portsmouth 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 23 June 2026.

The most flights from P0R to P4S are scheduled on a Monday (53 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (53 on average).

Related info for your journey

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

    British Airways and Delta can get you from Portsmouth to Pasadena in just under 13h 30m. Your travel time can differ by up to 3h 35m. The distance from Portsmouth to Pasadena is about 5434 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from Portsmouth to Pasadena?

    No one likes to see their flight delayed. When booking a flight from Portsmouth to Pasadena consider choosing Malaysia Airlines (94%), Royal Jordanian (89%) or KLM (89%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Portsmouth to Pasadena?

    On average you can expect to pay £2,197 for a flight from Portsmouth to Pasadena. The cheapest flight overall is £325 while the most popular route, (Southampton Eastleigh - Los Angeles) is currently priced at £484.

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

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

  • How can I find direct flights from Portsmouth to Pasadena?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth 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.

See more FAQs

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Alternative routes for Portsmouth to Pasadena

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Portsmouth to Pasadena

Discover the top 10 airlines that operate flights from Portsmouth 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 23 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£259Average£512FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
SWISSCheapest£301Average£442FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Scandinavian AirlinesCheapest£326Average£438FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Aer LingusCheapest£337Average£440FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapest£341Average£557FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
TAP AIR PORTUGALCheapest£357Average£488FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Brussels AirlinesCheapest£358Average£480FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Austrian AirlinesCheapest£363Average£493FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
KLMCheapest£366Average£628FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£366Average£486FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Portsmouth to Pasadena?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Pasadena from Portsmouth today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portsmouth to Pasadena for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Pasadena flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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