How long is the flight from Portsmouth to Los Angeles?

Delta can get you from Portsmouth to Los Angeles in just under 13h 40m. Your travel time can differ by up to . The distance from Portsmouth to Los Angeles is about 5434 mi.

In terms of precipitation, rainfall in Los Angeles ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit Los Angeles when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Los Angeles, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What are the cheapest flights from Portsmouth to Los Angeles?

Looking at all options, your cheapest flight can be booked for £368. While the most popular route (Southampton Eastleigh - Los Angeles) can be booked for £474 on average, our data indicates £2,682 when flying from Portsmouth to Los Angeles.

What are the most reliable airlines from Portsmouth to Los Angeles?

No one likes to see their flight delayed. When booking a flight from Portsmouth to Los Angeles consider choosing SriLankan Airlines (89%), Air Canada (85%) or Austrian Airlines (85%) as they are the most reliable in getting you off to your destination on time.

What airport do you fly into for flights to Los Angeles from Portsmouth?

Los Angeles (LAX) is the airport you will fly into if you book a flight from Portsmouth to Los Angeles. You should not have trouble finding flights to Los Angeles from Portsmouth; the airport handles an average of 0 inbound flights from Portsmouth per day. You should also have plenty of airline options to choose from since 21 airlines have flights to the Los Angeles airport from Portsmouth. It is only a 9.4 mi journey from Los Angeles (LAX) to Los Angeles’s city center.

Can I find deals for flights from Portsmouth to Los Angeles that include hotel bookings?

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

How can I find direct flights from Portsmouth to Los Angeles?

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

Can I find deals for business class flights from Portsmouth to Los Angeles?

Yes. Cheapflights offers flight deals from Portsmouth to Los Angeles by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£344+ Flights from Portsmouth to Los Angeles

Q: How much does it cost for a return flight from Portsmouth to Los Angeles?

Airfare is below average for this route at the moment. Portsmouth to Los Angeles flights typically cost between £684 and £930 in March. The cheapest return flight price found within the last 3 days was £451 on Delta (31 Mar-15 Apr).

Cheap flight deals from Portsmouth to Los Angeles

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Los Angeles
Explore the most affordable flight options available from Portsmouth to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Sat 13/1217:30SOU - LAX

2 stops31h 32mDelta

Wed 7/106:30LAX - SOU

2 stops41h 55mDelta

Deal found 2/12£561

Sat 13/1217:30SOU - LAX

2 stops31h 32mDelta

Thu 8/107:45LAX - SOU

2 stops16h 40mDelta

Deal found 2/12£573

Thu 11/1208:50SOU - LAX

1 stop34h 55mDelta

Wed 7/110:25LAX - SOU

2 stops22h 40mDelta

Deal found 4/12£687

Tue 9/1208:40SOU - LAX

1 stop35h 05mDelta

Wed 7/123:55LAX - SOU

2 stops33h 10mDelta

Deal found 4/12£687

Thu 11/1218:05SOU - LAX

1 stop25h 40mDelta

Thu 8/107:45LAX - SOU

2 stops16h 40mDelta

Deal found 4/12£719

Tue 9/1217:30SOU - LAX

1 stop26h 15mDelta

Thu 8/107:45LAX - SOU

2 stops16h 40mDelta

Deal found 4/12£719

Thu 11/1208:50SOU - LAX

2 stops19h 50mDelta

Fri 9/119:20LAX - SOU

2 stops37h 55mDelta

Deal found 4/12£722

Tue 9/1217:30SOU - LAX

1 stop26h 15mDelta

Fri 9/120:25LAX - SOU

2 stops36h 50mDelta

Deal found 4/12£724

Tue 16/1217:30SOU - LAX

1 stop26h 15mMultiple Airlines

Mon 22/1213:45LAX - SOU

1 stop34h 25mMultiple Airlines

Deal found 2/12£765

Best flights from Portsmouth to Los Angeles
Discover carefully curated flight deals from Portsmouth to Los Angeles that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.

Tue 31/309:05SOU - LAX

1 stop13h 40mDelta

Tue 14/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£451

Thu 2/417:20SOU - LAX

1 stop26h 30mDelta

Tue 14/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£462

Tue 7/409:05SOU - LAX

1 stop13h 40mDelta

Sun 12/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£462

Mon 6/417:20SOU - LAX

1 stop29h 25mDelta

Wed 15/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£462

Thu 2/417:20SOU - LAX

1 stop26h 30mDelta

Sun 12/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£462

Mon 6/417:20SOU - LAX

1 stop29h 25mDelta

Mon 13/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£462

Wed 1/409:05SOU - LAX

1 stop13h 40mDelta

Tue 14/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£462

Sun 29/317:20SOU - LAX

1 stop26h 30mDelta

Tue 14/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£474

Sun 29/309:15SOU - LAX

1 stop34h 35mDelta

Sun 12/413:50LAX - SOU

1 stop19h 00mDelta

Deal found 3/12£474

Mon 30/309:05SOU - LAX

1 stop34h 45mDelta

Sun 12/413:50LAX - SOU

1 stop19h 00mDelta

Deal found 3/12£474

Sun 29/317:20SOU - LAX

1 stop26h 30mDelta

Wed 15/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£474

Mon 6/417:20SOU - LAX

1 stop29h 25mDelta

Fri 17/416:45LAX - SOU

1 stop16h 05mDelta

Deal found 3/12£484

Last-minute flights from Portsmouth to Los Angeles
Discover last-minute flight deals from Portsmouth to Los Angeles. Data last updated 5 December 2025 and is based on user searches.

Tue 9/1208:40SOU - LAX

1 stop35h 05mDelta

Wed 7/123:55LAX - SOU

2 stops33h 10mDelta

Deal found 4/12£687

Tue 9/1217:30SOU - LAX

1 stop26h 15mDelta

Thu 8/107:45LAX - SOU

2 stops16h 40mDelta

Deal found 4/12£719

Thu 11/1208:50SOU - LAX

1 stop34h 55mDelta

Wed 7/110:25LAX - SOU

2 stops22h 40mDelta

Deal found 4/12£687

Thu 11/1218:05SOU - LAX

1 stop25h 40mDelta

Thu 8/107:45LAX - SOU

2 stops16h 40mDelta

Deal found 4/12£719

Sat 13/1217:30SOU - LAX

2 stops31h 32mDelta

Wed 7/106:30LAX - SOU

2 stops41h 55mDelta

Deal found 2/12£561

Sat 13/1217:30SOU - LAX

2 stops31h 32mDelta

Thu 8/107:45LAX - SOU

2 stops16h 40mDelta

Deal found 2/12£573

Sun 18/109:30SOU - LAX

1 stop17h 00mAer Lingus

Sun 25/120:15LAX - SOU

1 stop15h 25mAer Lingus

Deal found 4/12£584

Sun 18/117:45SOU - LAX

1 stop26h 00mVirgin Atlantic

Sun 25/117:40LAX - SOU

2 stops39h 25mVirgin Atlantic

Deal found 4/12£591

One-way flights from Portsmouth to Los Angeles
Search for one-way flight options from Portsmouth to Los Angeles. Find affordable one-way fares based on user searches. Data last updated 5 December 2025.

Wed 15/409:10SOU - LAX

3 stops40h 00mMultiple Airlines

Deal found 4/12£344

Wed 15/409:10SOU - LAX

1 stop17h 15mAer Lingus

Deal found 4/12£373

Wed 18/212:25SOU - LAX

1 stop14h 05mBritish Airways

Deal found 3/12£420

Tue 17/216:05SOU - LAX

1 stop34h 25mBritish Airways

Deal found 3/12£426

Mon 16/209:30SOU - LAX

1 stop17h 00mBritish Airways

Deal found 3/12£432

Sun 5/420:00SOU - LAX

1 stop30h 25mBritish Airways

Deal found 3/12£521

Fri 3/416:45SOU - LAX

2 stops33h 40mBritish Airways

Deal found 3/12£606

Tue 16/1215:20SOU - LAX

3 stops55h 20mMultiple Airlines

Deal found 2/12£667

Find flight deals from Portsmouth to Los Angeles

Round-trip from	£451
One-way from	£344
Popular in	July
Cheapest in	February
Average price	£920

Delta
31/3-15/4
2 total stops
29h 45m total
Portsmouth to Los Angeles

Search Deals

15/4
3 total stops
40h 00m total
Portsmouth to Los Angeles

Search Deals

Highest demand for flights based on searches. 23% potential increase in price (£166 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£29 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Los Angeles that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Tue 31/3

09:05-14:45

1 stop13h 40m

Los Angeles

Tue 14/4

16:45-16:50

1 stop16h 05m

£451

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Thu 2/4

17:20-11:50

1 stop26h 30m

Los Angeles

Tue 14/4

16:45-16:50

1 stop16h 05m

£462

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Tue 7/4

09:05-14:45

1 stop13h 40m

Los Angeles

Sun 12/4

16:45-16:50

1 stop16h 05m

£462

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Mon 6/4

17:20-14:45

1 stop29h 25m

Los Angeles

Wed 15/4

16:45-16:50

1 stop16h 05m

£462

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Thu 2/4

17:20-11:50

1 stop26h 30m

Los Angeles

Sun 12/4

16:45-16:50

1 stop16h 05m

£462

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Mon 6/4

17:20-14:45

1 stop29h 25m

Los Angeles

Mon 13/4

16:45-16:50

1 stop16h 05m

£462

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Wed 1/4

09:05-14:45

1 stop13h 40m

Los Angeles

Tue 14/4

16:45-16:50

1 stop16h 05m

£462

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Sun 29/3

17:20-11:50

1 stop26h 30m

Los Angeles

Tue 14/4

16:45-16:50

1 stop16h 05m

£474

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Sun 29/3

09:15-11:50

1 stop34h 35m

Los Angeles

Sun 12/4

13:50-16:50

1 stop19h 00m

£474

SouthamptonLos Angeles

SOU - LAX

SOULAX

Southampton Eastleigh

Mon 30/3

09:05-11:50

1 stop34h 45m

Los Angeles

Sun 12/4

13:50-16:50

1 stop19h 00m

£474

Flights are sorted by cheapest return flights first.

Deals found on 4/12

Showing 1-10 of 21 results

Best time to book a flight from Portsmouth to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles 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 Los Angeles

What is the cheapest month to book a flight from Portsmouth to Los Angeles?

Currently, September is the cheapest month in which you can book a flight from Portsmouth to Los Angeles (average of £240). Flying from Portsmouth to Los Angeles in July is currently the most expensive (average of £405). 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 P0R to LAX?

Unlike in the evening, when flights are generally more expensive, you can save up to 15% on flights from Portsmouth to Los Angeles by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Portsmouth to Los Angeles?

Travellers seeking maximum savings on their Portsmouth to Los Angeles flight should consider departing on Sunday mornings when fares are most often at their lowest. Monday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to Los Angeles

The most flights from P0R to LAX are scheduled on a Monday (44 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (38 on average).

How much does it cost for a return flight from Portsmouth to Los Angeles?

Related info for your journey

What airport do you fly into for flights to Los Angeles from Portsmouth?
Los Angeles (LAX) is the airport you will fly into if you book a flight from Portsmouth to Los Angeles. You should not have trouble finding flights to Los Angeles from Portsmouth; the airport handles an average of 0 inbound flights from Portsmouth per day. You should also have plenty of airline options to choose from since 21 airlines have flights to the Los Angeles airport from Portsmouth. It is only a 9.4 mi journey from Los Angeles (LAX) to Los Angeles’s city center.
How long is the flight from Portsmouth to Los Angeles?
Delta can get you from Portsmouth to Los Angeles in just under 13h 40m. Your travel time can differ by up to . The distance from Portsmouth to Los Angeles is about 5434 mi.
What are the most reliable airlines from Portsmouth to Los Angeles?
No one likes to see their flight delayed. When booking a flight from Portsmouth to Los Angeles consider choosing SriLankan Airlines (89%), Air Canada (85%) or Austrian Airlines (85%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Portsmouth to Los Angeles?
Looking at all options, your cheapest flight can be booked for £368. While the most popular route (Southampton Eastleigh - Los Angeles) can be booked for £474 on average, our data indicates £2,682 when flying from Portsmouth to Los Angeles.
Can I find deals for flights from Portsmouth to Los Angeles that include hotel bookings?
Yes. In addition to deals on Portsmouth to Los Angeles flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portsmouth to Los Angeles?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Los Angeles.
Can I find deals for business class flights from Portsmouth to Los Angeles?
Yes. Cheapflights offers flight deals from Portsmouth to Los Angeles 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 Portsmouth to Los Angeles?
Currently, September is the cheapest month in which you can book a flight from Portsmouth to Los Angeles (average of £240). Flying from Portsmouth to Los Angeles in July is currently the most expensive (average of £405). 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

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Thousand Oaks

Camarillo

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Other flights to Los Angeles

Top 10 airlines flying from Portsmouth to Los Angeles

Airline	Cheapest	Average	Flexibility	On-time
SWISS	Cheapest£294	Average£496	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Norse Atlantic UK	Cheapest£295	Average£530	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Aer Lingus	Cheapest£336	Average£530	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Delta	Cheapest£338	Average£546	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Scandinavian Airlines	Cheapest£341	Average£460	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Austrian Airlines	Cheapest£358	Average£484	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
British Airways	Cheapest£358	Average£516	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air France	Cheapest£360	Average£490	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Brussels Airlines	Cheapest£360	Average£487	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
KLM	Cheapest£361	Average£483	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

How does Cheapflights help users find flights from Portsmouth to Los Angeles?

Deals for Portsmouth to Los Angeles 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 Portsmouth to Los Angeles?

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth to Los Angeles 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 Portsmouth to Los Angeles with no change fees?

Need flexible booking options for your flight to Los Angeles from Portsmouth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Los Angeles from Portsmouth today and book when prices fit your budget.

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Cheap flights from Portsmouth to Los Angeles 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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Los Angeles

Cheapest flights from Portsmouth to Los AngelesExplore the most affordable flight options available from Portsmouth to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Explore the most affordable flight options available from Portsmouth to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Find flight deals from Portsmouth to Los Angeles

Keep the following information in mind while searching for Portsmouth to Los Angeles flight deals. Data was last updated 5 December 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Los Angeles that are best for you.

Best time to book a flight from Portsmouth to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles from Portsmouth with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Los Angeles

What is the cheapest month to book a flight from Portsmouth to Los Angeles?

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

Find hourly flight availability from Portsmouth to Los Angeles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 December 2025.

What is the cheapest day to fly from Portsmouth to Los Angeles?

Use this chart to determine the cheapest time to fly return from Portsmouth to Los Angeles. Price data was last updated on 16 December 2024.

Weekly flight availability from Portsmouth to Los Angeles

How much does it cost for a return flight from Portsmouth to Los Angeles?

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Los Angeles. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Los Angeles from Portsmouth?

How long is the flight from Portsmouth to Los Angeles?

What are the most reliable airlines from Portsmouth to Los Angeles?

What are the cheapest flights from Portsmouth to Los Angeles?

Can I find deals for flights from Portsmouth to Los Angeles that include hotel bookings?

How can I find direct flights from Portsmouth to Los Angeles?

Can I find deals for business class flights from Portsmouth to Los Angeles?

What is the cheapest month to book a flight from Portsmouth to Los Angeles?

Travelling to a place near Los Angeles?

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Alternative routes for Portsmouth to Los Angeles

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Top 10 airlines flying from Portsmouth to Los Angeles

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How does Cheapflights help users find flights from Portsmouth to Los Angeles?

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

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

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Cheapest flights from Portsmouth to Los Angeles
Explore the most affordable flight options available from Portsmouth to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.