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

For as low as £536, Delta can have you in New York LaGuardia Airport from Portsmouth in 16h 54m. 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).

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.

£465+ Flights from Portsmouth to New York LaGuardia Airport

Cheap flight deals from Portsmouth to LaGuardia

Enter your travel dates to find the best prices.

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 10 December 2025.

Fri 26/1209:30SOU - LGA

2 stops17h 00mBritish Airways

Mon 12/113:13LGA - SOU

2 stops17h 42mBritish Airways

Deal found 7/12£836

Fri 26/1209:30SOU - LGA

2 stops17h 00mBritish Airways

Wed 31/1213:30LGA - SOU

2 stops21h 05mBritish Airways

Deal found 7/12£1,134

Sat 27/1209:30SOU - LGA

2 stops16h 55mBritish Airways

Mon 12/113:13LGA - SOU

2 stops17h 42mBritish Airways

Deal found 7/12£1,158

Sat 27/1209:30SOU - LGA

2 stops16h 55mBritish Airways

Wed 31/1213:30LGA - SOU

2 stops21h 05mBritish Airways

Deal found 7/12£1,455

Fri 26/1209:30SOU - LGA

2 stops17h 00mBritish Airways

Tue 30/1213:30LGA - SOU

2 stops17h 25mBritish Airways

Deal found 7/12£1,527

Sun 7/1209:30SOU - LGA

2 stops16h 59mBritish Airways

Sun 14/1213:25LGA - SOU

2 stops21h 10mBritish Airways

Deal found 6/12£1,540

Sun 14/1209:30SOU - LGA

2 stops17h 58mDelta

Sun 21/1211:30LGA - SOU

2 stops15h 40mDelta

Deal found 9/12£1,646

Sat 27/1209:30SOU - LGA

2 stops16h 55mBritish Airways

Thu 1/113:30LGA - SOU

2 stops21h 05mBritish Airways

Deal found 7/12£2,025

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 10 December 2025.

Wed 21/109:25SOU - LGA

2 stops16h 54mDelta

Wed 28/113:05LGA - SOU

2 stops14h 20mDelta

Deal found 7/12£536

Thu 22/109:00SOU - LGA

2 stops19h 42mKLM

Thu 29/113:05LGA - SOU

2 stops14h 20mKLM

Deal found 8/12£625

Wed 4/209:25SOU - LGA

2 stops16h 54mDelta

Wed 11/217:00LGA - SOU

2 stops19h 05mDelta

Deal found 9/12£567

Thu 22/109:00SOU - LGA

2 stops19h 42mDelta

Thu 29/113:05LGA - SOU

2 stops14h 20mDelta

Deal found 8/12£568

Fri 6/209:00SOU - LGA

2 stops31h 22mDelta

Tue 10/213:05LGA - SOU

2 stops14h 45mDelta

Deal found 7/12£596

Fri 6/209:00SOU - LGA

2 stops17h 19mDelta

Wed 11/217:00LGA - SOU

2 stops19h 05mDelta

Deal found 9/12£597

Thu 5/217:35SOU - LGA

2 stops27h 55mDelta

Tue 10/213:05LGA - SOU

2 stops14h 45mDelta

Deal found 7/12£598

Thu 5/209:00SOU - LGA

2 stops19h 42mDelta

Wed 11/217:00LGA - SOU

2 stops19h 05mDelta

Deal found 9/12£598

Sat 7/209:25SOU - LGA

2 stops19h 17mDelta

Wed 11/211:30LGA - SOU

2 stops15h 55mDelta

Deal found 7/12£603

Mon 19/109:25SOU - LGA

2 stops16h 07mDelta

Mon 2/213:05LGA - SOU

2 stops14h 45mDelta

Deal found 8/12£610

Sat 7/209:25SOU - LGA

2 stops19h 17mDelta

Tue 10/213:05LGA - SOU

2 stops14h 45mDelta

Deal found 7/12£613

Last-minute flights from Portsmouth to LaGuardia
Discover last-minute flight deals from Portsmouth to LaGuardia. Data last updated 10 December 2025 and is based on user searches.

Fri 26/1209:30SOU - LGA

2 stops17h 00mBritish Airways

Mon 12/113:13LGA - SOU

2 stops17h 42mBritish Airways

Deal found 7/12£836

Mon 5/116:05SOU - LGA

2 stops47h 53mMultiple Airlines

Mon 12/121:35LGA - SOU

2 stops33h 20mMultiple Airlines

Deal found 8/12£886

Tue 6/109:25SOU - LGA

2 stops19h 17mVirgin Atlantic

Fri 9/113:05LGA - SOU

2 stops14h 40mVirgin Atlantic

Deal found 7/12£1,074

Mon 19/109:25SOU - LGA

2 stops16h 07mDelta

Mon 2/213:05LGA - SOU

2 stops14h 45mDelta

Deal found 8/12£610

Wed 21/109:25SOU - LGA

2 stops16h 54mDelta

Wed 28/113:05LGA - SOU

2 stops14h 20mDelta

Deal found 7/12£536

Wed 21/111:55SOU - LGA

3 stops39h 50mMultiple Airlines

Wed 28/107:30LGA - SOU

3 stops29h 00mMultiple Airlines

Deal found 7/12£783

Thu 22/109:00SOU - LGA

2 stops19h 42mDelta

Thu 29/113:05LGA - SOU

2 stops14h 20mDelta

Deal found 8/12£568

Thu 22/109:00SOU - LGA

2 stops19h 42mKLM

Thu 29/113:05LGA - SOU

2 stops14h 20mKLM

Deal found 8/12£625

Thu 22/120:10SOU - LGA

3 stops29h 49mMultiple Airlines

Thu 29/110:35LGA - SOU

3 stops25h 35mMultiple Airlines

Deal found 8/12£695

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 10 December 2025.

Mon 18/509:10SOU - LGA

2 stops16h 54mBritish Airways

Deal found 8/12£465

Sun 17/520:00SOU - LGA

2 stops30h 04mBritish Airways

Deal found 8/12£489

Sat 6/609:10SOU - LGA

2 stops16h 45mBritish Airways

Deal found 7/12£508

Sun 11/109:30SOU - LGA

2 stops16h 59mBritish Airways

Deal found 8/12£693

Tue 30/1217:30SOU - LGA

2 stops30h 02mDelta

Deal found 7/12£1,186

Mon 5/109:25SOU - LGA

2 stops28h 23mDelta

Deal found 7/12£1,371

Fri 2/108:40SOU - LGA

2 stops27h 45mDelta

Deal found 7/12£1,551

Thu 1/108:50SOU - LGA

2 stops30h 25mDelta

Deal found 7/12£1,801

Sun 7/609:10SOU - LGA

2 stops16h 45mBritish Airways

Deal found 8/12£1,908

Sun 25/109:30SOU - LGA

2 stops16h 59mBritish Airways

Deal found 8/12£8,348

Find flight deals from Portsmouth to LaGuardia

Round-trip from	£536
One-way from	£465
Popular in	July
Cheapest in	September
Average price	£475

Delta
21/1-28/1
4 total stops
31h 14m total
Portsmouth to New York

Search Deals

British Airways
18/5
2 total stops
16h 54m total
Portsmouth to New York

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£25 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£7 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 New York LaGuardia Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 21/1

09:25-21:19

2 stops16h 54m

New York LaGuardia

Wed 28/1

13:05-08:25

2 stops14h 20m

£536

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 4/2

09:25-21:19

2 stops16h 54m

New York LaGuardia

Wed 11/2

17:00-17:05

2 stops19h 05m

£567

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 22/1

09:00-23:42

2 stops19h 42m

New York LaGuardia

Thu 29/1

13:05-08:25

2 stops14h 20m

£568

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Fri 6/2

09:00-11:22

2 stops31h 22m

New York LaGuardia

Tue 10/2

13:05-08:50

2 stops14h 45m

£596

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Fri 6/2

09:00-21:19

2 stops17h 19m

New York LaGuardia

Wed 11/2

17:00-17:05

2 stops19h 05m

£597

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 5/2

17:35-16:30

2 stops27h 55m

New York LaGuardia

Tue 10/2

13:05-08:50

2 stops14h 45m

£598

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 5/2

09:00-23:42

2 stops19h 42m

New York LaGuardia

Wed 11/2

17:00-17:05

2 stops19h 05m

£598

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Sat 7/2

09:25-23:42

2 stops19h 17m

New York LaGuardia

Wed 11/2

11:30-08:25

2 stops15h 55m

£603

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Mon 19/1

09:25-20:32

2 stops16h 07m

New York LaGuardia

Mon 2/2

13:05-08:50

2 stops14h 45m

£610

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Sat 7/2

09:25-23:42

2 stops19h 17m

New York LaGuardia

Tue 10/2

13:05-08:50

2 stops14h 45m

£613

Flights are sorted by cheapest return flights first.

Deals found on 8/12

Showing 1-10 of 21 results

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.

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 New York LaGuardia Airport

What is the cheapest month to book a flight from Portsmouth to New York LaGuardia Airport?

Currently, February is the cheapest month in which you can book a flight from Portsmouth to New York LaGuardia Airport (average of £315). Flying from Portsmouth to New York LaGuardia Airport in August is currently the most expensive (average of £376). 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 LGA?

A simple way to save on the total cost of your ticket is to fly from Portsmouth to New York LaGuardia Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the morning.

Related info for your journey

How long is the flight from Portsmouth to New York LaGuardia Airport?
For as low as £536, Delta can have you in New York LaGuardia Airport from Portsmouth in 16h 54m. 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.
What is the cheapest month to book a flight from Portsmouth to New York LaGuardia Airport?
Currently, February is the cheapest month in which you can book a flight from Portsmouth to New York LaGuardia Airport (average of £315). Flying from Portsmouth to New York LaGuardia Airport in August is currently the most expensive (average of £376). 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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Mahwah

North Bergen

Staten Island

Carlstadt

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West New York

Englewood

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Mount Laurel

Westbury

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Top 5 airlines flying from Portsmouth to LaGuardia

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£307	Average£430	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£331	Average£361	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	Cheapest£349	Average£411	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£350	Average£478	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air Canada	Cheapest£356	Average£511	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

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

When you search for this flight from Portsmouth to LaGuardia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

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

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?

Yes, Cheapflights offers price alerts on Portsmouth to LaGuardia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Portsmouth to New York LaGuardia Airport from £465

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 18/5. 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 10 December 2025.

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 10 December 2025.

Find flight deals from Portsmouth to LaGuardia

Keep the following information in mind while searching for Portsmouth to LaGuardia flight deals. Data was last updated 10 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 New York LaGuardia Airport that are best for you.

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.

Cheapflights Insights

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

What is the cheapest month to book a flight from Portsmouth to New York LaGuardia Airport?

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

Find hourly flight availability from Portsmouth to LaGuardia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 December 2025.

Related info for your journey

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

What is the cheapest month to book a flight from Portsmouth to New York LaGuardia Airport?

Travelling to a place near New York LaGuardia Airport?

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Alternative routes for Portsmouth to LaGuardia

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Portsmouth to LaGuardia

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

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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 10 December 2025.