How long is the flight from Portsmouth to Pasadena?

Delta and British Airways can get you from Portsmouth to Pasadena in just under 17h 20m. Your travel time can differ by up to 3h 57m. The distance from Portsmouth to Pasadena is about 5434 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Pasadena 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 Pasadena when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Pasadena, 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 Pasadena?

On average you can expect to pay £2,476 for a flight from Portsmouth to Pasadena. The cheapest flight overall is £344 while the most popular route, (Southampton Eastleigh - Los Angeles) is currently priced at £674.

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 SriLankan Airlines (98%), Malaysia Airlines (94%) or Fiji Airways (82%) as they are the most reliable in getting you off to your destination on time.

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.

£332+ Cheap Flights from Portsmouth to Pasadena

Cheap flight deals from Portsmouth to Pasadena

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 13 November 2026.

Thu 24/1217:35 -

1 stop26h 10m

Thu 31/1213:50 -

1 stop19h 15m

Deal found 9/11£670

Mon 7/1208:40 -

2 stops21h 17m

Mon 14/1209:00 -

2 stops24h 05m

Deal found 12/11£674

Mon 7/1217:45 -

1 stop26h 00m

Mon 14/1206:15 -

2 stops17h 55m

Deal found 10/11£677

Mon 7/1212:25 -

1 stop14h 15m

Mon 14/1220:25 -

1 stop28h 25m

Deal found 12/11£700

Thu 24/1217:35 -

1 stop26h 10m

Thu 31/1211:36 -

2 stops21h 29m

Deal found 9/11£731

Thu 24/1208:40 -

2 stops39h 57m

Thu 31/1206:00 -

2 stops18h 10m

Deal found 9/11£760

Wed 9/1209:20 -

1 stop17h 20m

Wed 30/1220:25 -

1 stop28h 25m

Deal found 11/11£787

Find flight deals from Portsmouth to Pasadena

Round-trip from	£670
One-way from	£332
Popular in	December
Cheapest in	February
Average price	£505

KLM
24/12-31/12
2 total stops
45h 25m total
Portsmouth to Pasadena

Search Deals

11/1-31/12
3 total stops
59h 10m total
Portsmouth to Pasadena

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (£7 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Cheapflights Fare Finder

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

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Mon 11/1

15:30-18:40

3 stops59h 10m

Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£333

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Sun 9/5

19:30-17:10

3 stops29h 40m

Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£436

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Mon 11/1

09:20-18:40

1 stop17h 20m

Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£437

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Mon 11/1

17:30-11:45

1 stop26h 15m

Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£468

Fastest return journey

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Sun 9/5

09:15-14:35

1 stop13h 20m

Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£471

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Mon 7/12

08:40-21:57

2 stops21h 17m

Los Angeles

Mon 14/12

09:00-17:05

2 stops24h 05m

£680

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Fri 1/1

08:40-21:20

2 stops20h 40m

Los Angeles

Wed 31/12

00:00-09:00

Nonstop0h 00m

£770

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Sun 7/2

09:20-18:40

1 stop17h 20m

Los Angeles

Sun 28/2

20:25-19:30

1 stop15h 05m

£776

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Mon 8/2

12:25-18:40

1 stop14h 15m

Los Angeles

Mon 1/3

20:25-19:30

1 stop15h 05m

£776

SouthamptonLos Angeles

SOU Southampton Eastleigh - LAX Los Angeles

SOULAX

Southampton Eastleigh

Wed 10/2

12:20-18:40

1 stop14h 20m

Los Angeles

Wed 3/3

20:25-19:30

1 stop15h 05m

£779

Flights are sorted by cheapest return flights first.

Deals found on 8/11

Showing 1-10 of 17 resultsSorted by cheapest first

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.

SOU-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 Portsmouth to Pasadena

P0R-P4S

SOU-LAX

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

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

The most flights from P0R to P4S are scheduled on a Wednesday (52 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (40 on average).

Related info for your journey

How long is the flight from Portsmouth to Pasadena?
Delta and British Airways can get you from Portsmouth to Pasadena in just under 17h 20m. Your travel time can differ by up to 3h 57m. 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 SriLankan Airlines (98%), Malaysia Airlines (94%) or Fiji Airways (82%) 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 £2,476 for a flight from Portsmouth to Pasadena. The cheapest flight overall is £344 while the most popular route, (Southampton Eastleigh - Los Angeles) is currently priced at £674.
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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Portsmouth to Pasadena

Airline	Cheapest	Average	Flexibility	On-time
TAP AIR PORTUGAL	Cheapest£232	Average£423	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Scandinavian Airlines	Cheapest£329	Average£565	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
SWISS	Cheapest£343	Average£538	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Austrian Airlines	Cheapest£354	Average£496	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Brussels Airlines	Cheapest£357	Average£512	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Air Canada	Cheapest£364	Average£498	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
British Airways	Cheapest£365	Average£508	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£366	Average£518	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
KLM	Cheapest£368	Average£592	FlexibilityNo cancel fee	On-time75%	Search KLM flights
United Airlines	Cheapest£369	Average£502	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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

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Cheap flights from Portsmouth to Pasadena from £332

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Pasadena

Cheapest flights from Portsmouth to PasadenaExplore 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 13 November 2026.

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 13 November 2026.

Best flights from Portsmouth to PasadenaDiscover carefully curated flight deals from Portsmouth to Pasadena that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 November 2026.

Discover carefully curated flight deals from Portsmouth to Pasadena that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 November 2026.

Last-minute flights from Portsmouth to PasadenaDiscover last-minute flight deals from Portsmouth to Pasadena. Data last updated 13 November 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to Pasadena. Data last updated 13 November 2026 and is based on user searches.

One-way flights from Portsmouth to PasadenaSearch for one-way flight options from Portsmouth to Pasadena. Find affordable one-way fares based on user searches. Data last updated 13 November 2026.

Search for one-way flight options from Portsmouth to Pasadena. Find affordable one-way fares based on user searches. Data last updated 13 November 2026.

Find flight deals from Portsmouth to Pasadena

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

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.

Cheapflights Insights

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 13 November 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

The most flights from P0R to P4S are scheduled on a Wednesday (52 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (40 on average).

Related info for your journey

How long is the flight from Portsmouth to Pasadena?

What are the most reliable airlines from Portsmouth to Pasadena?

What are the cheapest flights from Portsmouth to Pasadena?

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

How can I find direct flights from Portsmouth to Pasadena?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portsmouth to Pasadena

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Complete your trip

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Direct flights to California

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Search flights from Portsmouth to Pasadena by cabin class

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Portsmouth and Pasadena flights

Browse other Portsmouth and Pasadena flight options. Last updated on 13 November 2026.

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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 13 November 2026.

Best flights from Portsmouth to Pasadena
Discover carefully curated flight deals from Portsmouth to Pasadena that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 November 2026.

Last-minute flights from Portsmouth to Pasadena
Discover last-minute flight deals from Portsmouth to Pasadena. Data last updated 13 November 2026 and is based on user searches.

One-way flights from Portsmouth to Pasadena
Search for one-way flight options from Portsmouth to Pasadena. Find affordable one-way fares based on user searches. Data last updated 13 November 2026.