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£434 Find Cheap Flights from Portsmouth to Los Angeles – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£468
Typical prices: £535-£1,029
British Airways
Sun 18/11Sun 25/11
SOU - LAX • 1 stop
Cheapest one-way flight
£434
Typical prices: £388-£467
British Airways
Fri 16/11
SOU - LAX • 1 stop
When to travel
March
Cheapest • 25% price drop
August
Most popular
Good to know
+1
Good to know
+1
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We hope you enjoy your trip to Los Angeles!
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Booking Insights
Flight Deals

Cheap Flights from Portsmouth to Los Angeles

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Portsmouth to Los Angeles

Wed, 18 Nov - Wed, 25 Nov
British Airways Logo
09:20 - 18:40SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 20m1 stop Dublin
British Airways Logo
20:25 - 19:30LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
15h 05m1 stop Dublin
£468British Airways
Mon, 5 Oct - Mon, 12 Oct
British Airways Logo
09:20 - 18:25SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 05m1 stop Dublin
British Airways Logo
20:10 - 19:30LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
15h 20m1 stop Dublin
£481British Airways
Tue, 6 Oct - Mon, 12 Oct
British Airways Logo
09:15 - 18:25SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 10m1 stop Dublin
British Airways Logo
20:10 - 19:30LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
15h 20m1 stop Dublin
£482British Airways
Thu, 22 Oct - Thu, 29 Oct
British Airways Logo
09:20 - 18:25SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 05m1 stop Dublin
British Airways Logo
21:25 - 19:30LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
15h 05m1 stop Dublin
£483British Airways
Wed, 7 Oct - Wed, 28 Oct
British Airways Logo
09:20 - 18:25SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 05m1 stop Dublin
British Airways Logo
21:25 - 19:30LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
15h 05m1 stop Dublin
£484British Airways
Sun, 11 Oct - Tue, 20 Oct
British Airways Logo
09:20 - 18:25SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 05m1 stop Dublin
British Airways Logo
20:10 - 19:30LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
15h 20m1 stop Dublin
£485British Airways
Mon, 5 Oct - Mon, 26 Oct
British Airways Logo
09:20 - 18:25SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 05m1 stop Dublin
British Airways Logo
21:25 - 08:50LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
28h 25m1 stop Dublin
£491British Airways
Mon, 8 Mar - Mon, 29 Mar
British Airways Logo
09:20 - 18:40SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
17h 20m1 stop Dublin
British Airways Logo
20:10 - 08:05LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
27h 55m1 stop Dublin
£493British Airways
Sun, 11 Oct - Wed, 2 Dec
British Airways Logo
20:00 - 18:25SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
30h 25m1 stop Dublin
British Airways Logo
20:25 - 19:30LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
15h 05m1 stop Dublin
£494British Airways
Sun, 11 Oct - Tue, 20 Oct
British Airways Logo
20:00 - 18:25SOU  Southampton Eastleigh-LAX Los Angeles Los Angeles
30h 25m1 stop Dublin
British Airways Logo
20:10 - 19:30LAX  Los Angeles Los Angeles-SOU Southampton Eastleigh
15h 20m1 stop Dublin
£495British Airways
Booking Insights

Price, demand, and travel trends for Portsmouth to Los Angeles flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Portsmouth to Los Angeles with more confidence.

How much is a return flight from Portsmouth to Los Angeles?

Return flights from Portsmouth to Los Angeles start at £468. Prices are below average for this route right now, with typical return fares ranging from £535 to £1,029. The lowest price found in the past 5 days was £468 on British Airways.

What's the cheapest day of the week to fly from Portsmouth to Los Angeles?

Tuesday is the cheapest day of the week to fly from Portsmouth to Los Angeles and is 34% cheaper than the average day. Thursday is the most expensive day with flight prices 98% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Portsmouth to Los Angeles flights

Low season

January

Cheapest flight

£434
Most popular time to fly (33% more expensive on average)
Flights from Southampton to Los Angeles

When to book flights from Portsmouth to Los Angeles

Are your dates flexible? Find out the best times to travel from Portsmouth to Los Angeles based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Portsmouth to Los Angeles flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which cabin classes can I book on flights from Portsmouth to Los Angeles?

    Only Economy class is available on flights from Portsmouth to Los Angeles.

  • Which airports do connecting flights from Portsmouth to Los Angeles pass through?

    Connecting flights from Portsmouth to Los Angeles most commonly pass through:

    • Amsterdam Schiphol (AMS) – 60% of one-stop connections
    • Dublin (DUB) – 40% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Portsmouth to Los Angeles?

    Yes. Being flexible with your travel dates can save you up to 67% on the Portsmouth to Los Angeles route. Tuesday is the cheapest departure day at £474 return on average, while Thursday is the most expensive at £1,424, a difference of £950. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Los Angeles?

    Some of the most popular sights in Los Angeles are Venice Beach, Los Angeles Convention Center, and Los Angeles Union Station. These are among the most viewed places in Los Angeles on KAYAK.

  • How long is a flight from Portsmouth to Los Angeles?

    There are currently no direct flights available from Portsmouth to Los Angeles. Flights with 1 stopover take between 17h 53m and 18h 02m in total, depending on the connection.

  • Do I need a passport to fly from Portsmouth to Los Angeles?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Portsmouth to Los Angeles changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £468 to £4,649. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from Portsmouth to Los Angeles looking right now?

    One-way fares from Portsmouth to Los Angeles are currently higher than usual. Average one-way flight prices are about £594, which is 34% above the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Portsmouth to Los Angeles?

    Flying via Dublin (DUB) gives the shortest average 1-stop total travel time of 17h 53m, compared to 18h 02m via Amsterdam Schiphol (AMS).

  • What is the time difference between Portsmouth and Los Angeles?

    Los Angeles is 8 hours behind Portsmouth (Pacific Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Los Angeles Los Angeles Airport (LAX)?

    Los Angeles Los Angeles Airport (LAX) hosts 5 major car hire companies, with daily rates starting from around £3 for economy cars. Top options include:
    • Ace
    • Thrifty
    • Dollar
    • Hertz
    • Alamo

  • How much should I expect to pay for a Portsmouth to Los Angeles flight?

    Return flights from Portsmouth to Los Angeles range from £535 to £1,029, with an average of £716 over the past 12 months. Anything below £535 counts as a good deal.

Your guide to booking Portsmouth to Los Angeles flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure instead of Thursday. On this route, Tuesday flights average £474 – about £950 less than Thursday (67% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Portsmouth to Los Angeles trip for March. Fares historically average £535 return in that month – typically £889 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Los Angeles Los Angeles Airport.
    - Hyatt Regency Los Angeles International Airport
    - Sonesta Los Angeles Airport LAX
    - Sheraton Gateway Los Angeles Hotel

More options for your flight from Portsmouth to Los Angeles

Complete your trip to Los Angeles with a hotel stay or car hire

Car hire in Los Angeles
Hotels in Los Angeles
Holidays in Los Angeles