How long is the flight from Portsmouth to New York LaGuardia Airport?

For as low as £621, Delta can have you in New York LaGuardia Airport from Portsmouth in 17h 18m. The distance from Portsmouth to New York LaGuardia Airport is about 3412 mi.

In terms of precipitation, rainfall in New York LaGuardia Airport ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit New York LaGuardia Airport when rainfall is around 71.0 mm.

If weather is an important factor for your trip to New York LaGuardia Airport, 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

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

When flying from Portsmouth to New York LaGuardia Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Portsmouth to LaGuardia?

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

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

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

£401+ Cheap Flights from Portsmouth to New York LaGuardia Airport

Cheap flight deals from Portsmouth to LaGuardia

Enter your travel dates to find the best prices.

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Cheapest flights from Portsmouth to LaGuardia
Explore the most affordable flight options available from Portsmouth to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2026.

Wed 7/1009:15 -

2 stops17h 18m

Wed 14/1013:59 -

2 stops13h 36m

Deal found 25/8£621

Mon 28/909:05 -

2 stops18h 19m

Wed 14/1008:59 -

2 stops18h 36m

Deal found 25/8£623

Wed 14/1009:15 -

2 stops17h 12m

Thu 22/1008:59 -

2 stops18h 36m

Deal found 24/8£637

Fri 9/1020:00 -

2 stops23h 59m

Fri 16/1016:45 -

2 stops21h 45m

Deal found 25/8£680

Fri 9/1009:05 -

2 stops19h 22m

Fri 16/1012:00 -

2 stops15h 45m

Deal found 25/8£683

Tue 15/909:05 -

2 stops17h 22m

Wed 7/1009:59 -

2 stops17h 36m

Deal found 23/8£684

Sat 10/1020:00 -

2 stops23h 59m

Sat 17/1016:45 -

2 stops19h 05m

Deal found 25/8£684

Sun 11/1009:15 -

2 stops18h 10m

Sun 18/1013:00 -

2 stops14h 35m

Deal found 27/8£696

Sat 10/1009:20 -

2 stops16h 39m

Sat 17/1010:00 -

2 stops17h 45m

Deal found 27/8£705

Thu 24/920:00 -

2 stops23h 59m

Mon 28/917:35 -

2 stops20h 55m

Deal found 22/8£723

Find flight deals from Portsmouth to LaGuardia

Round-trip from	£621
One-way from	£401
Popular in	July
Cheapest in	February
Average price	£552

Delta
7/10-14/10
4 total stops
30h 54m total
Portsmouth to New York

Search Deals

30/9
3 total stops
49h 55m total
Portsmouth to New York

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£80 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to New York LaGuardia Airport that are best for you.

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Price

Cheapest return flight

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SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Wed 7/10

09:15-21:33

2 stops17h 18m

New York LaGuardia

Wed 14/10

13:59-08:35

2 stops13h 36m

£621

SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Mon 28/9

09:05-22:24

2 stops18h 19m

New York LaGuardia

Wed 14/10

08:59-08:35

2 stops18h 36m

£623

SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Mon 5/10

09:05-22:24

2 stops18h 19m

New York LaGuardia

Tue 20/10

13:00-08:45

2 stops14h 45m

£623

SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Wed 14/10

09:15-21:27

2 stops17h 12m

New York LaGuardia

Thu 22/10

08:59-08:35

2 stops18h 36m

£637

SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Fri 9/10

09:05-23:27

2 stops19h 22m

New York LaGuardia

Fri 16/10

12:00-08:45

2 stops15h 45m

£683

SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Tue 15/9

09:05-21:27

2 stops17h 22m

New York LaGuardia

Wed 7/10

09:59-08:35

2 stops17h 36m

£684

SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Sat 10/10

20:00-14:59

2 stops23h 59m

New York LaGuardia

Sat 17/10

16:45-16:50

2 stops19h 05m

£684

SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Sun 11/10

09:15-22:25

2 stops18h 10m

New York LaGuardia

Sun 18/10

13:00-08:35

2 stops14h 35m

£696

SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Sat 10/10

09:20-20:59

2 stops16h 39m

New York LaGuardia

Sat 17/10

10:00-08:45

2 stops17h 45m

£705

Cheapest one-way

SouthamptonNew York

SOU Southampton Eastleigh - LGA New York LaGuardia

SOULGA

Southampton Eastleigh

Wed 30/9

15:35-09:45

2 stops23h 10m

£425

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight from Portsmouth to LaGuardia

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

SOU-LGA

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.

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Everything you need to know about your flight from Portsmouth to New York LaGuardia Airport

P0R-LGA

SOU-LGA

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Portsmouth to New York LaGuardia Airport?
For as low as £621, Delta can have you in New York LaGuardia Airport from Portsmouth in 17h 18m. The distance from Portsmouth to New York LaGuardia Airport is about 3412 mi.
Can I find deals for flights from Portsmouth to LaGuardia that include hotel bookings?
Yes. In addition to deals on Portsmouth to LaGuardia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portsmouth to LaGuardia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to LaGuardia.
Can I find deals for business class flights from Portsmouth to LaGuardia?
Yes. Cheapflights offers flight deals from Portsmouth to LaGuardia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 3 airlines flying from Portsmouth to LaGuardia

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£317	Average£380	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air Canada	Cheapest£336	Average£590	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Virgin Atlantic	Cheapest£342	Average£507	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

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Certainly. Search results for flights to LaGuardia from Portsmouth shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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Cheap flights from Portsmouth to New York LaGuardia Airport from £401

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to LaGuardia

Cheapest flights from Portsmouth to LaGuardiaExplore the most affordable flight options available from Portsmouth to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2026.

Explore the most affordable flight options available from Portsmouth to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2026.

Best flights from Portsmouth to LaGuardiaDiscover carefully curated flight deals from Portsmouth to LaGuardia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Discover carefully curated flight deals from Portsmouth to LaGuardia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Last-minute flights from Portsmouth to LaGuardiaDiscover last-minute flight deals from Portsmouth to LaGuardia. Data last updated 27 August 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to LaGuardia. Data last updated 27 August 2026 and is based on user searches.

One-way flights from Portsmouth to LaGuardiaSearch for one-way flight options from Portsmouth to LaGuardia. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.

Search for one-way flight options from Portsmouth to LaGuardia. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.

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Related info for your journey

How long is the flight from Portsmouth to New York LaGuardia Airport?

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

How can I find direct flights from Portsmouth to LaGuardia?

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

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Cheapest flights from Portsmouth to LaGuardia
Explore the most affordable flight options available from Portsmouth to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2026.

Best flights from Portsmouth to LaGuardia
Discover carefully curated flight deals from Portsmouth to LaGuardia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Last-minute flights from Portsmouth to LaGuardia
Discover last-minute flight deals from Portsmouth to LaGuardia. Data last updated 27 August 2026 and is based on user searches.

One-way flights from Portsmouth to LaGuardia
Search for one-way flight options from Portsmouth to LaGuardia. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.