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

For as low as £656, Delta can have you in New York LaGuardia Airport from Portsmouth in 16h 16m. The distance from Portsmouth to New York LaGuardia Airport is about 3412 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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 are the most popular airlines that fly from Portsmouth to New York LaGuardia Airport?

The most popular airlines flying from Portsmouth to New York LaGuardia Airport are Air Canada, Finnair and British Airways. Something to consider prior to booking your flight.

How far in advance should I book a flight from Portsmouth to New York LaGuardia Airport?

Users have found that booking a flight from Portsmouth to New York LaGuardia Airport at least 38 days early can save you up to 31% on average compared to booking a flight this week. If booking 38 days before your flight isn’t an option for you, users have found flights from Portsmouth to New York LaGuardia Airport for as little as £391 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £614 for flights departing within the next 3 days.

What is the cheapest month to fly from Portsmouth to New York LaGuardia Airport?

The best pricing can be found in the month of September. Prices to New York LaGuardia Airport from Portsmouth average £403. You can even find prices in September for less than £403, as users have found deals to New York LaGuardia Airport from as low as £270. The month of July appears to be one of the more expensive times to travel to New York LaGuardia Airport from Portsmouth. Flying in the targeted month can save you up to 20%.

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.

£443+ Cheap Flights from Portsmouth to New York LaGuardia Airport

Cheap flight deals from Portsmouth to LaGuardia

Round-trip from	£443
Popular in	July
Cheapest in	September
Average price	£443

Delta
6/10-13/10
4 total stops
32h 30m total
Portsmouth to New York

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£26 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Portsmouth to LaGuardia

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 22 August 2025.

Mon 6/1009:20SOU - LGA

2 stops16h 44mDelta

Mon 13/1011:59LGA - SOU

2 stops15h 46mDelta

Deal found 22/8£443

Sun 7/909:20SOU - LGA

2 stops17h 10mDelta

Mon 22/912:00LGA - SOU

2 stops15h 45mDelta

Deal found 21/8£478

Sun 31/809:20SOU - LGA

2 stops17h 10mDelta

Sun 7/912:00LGA - SOU

2 stops15h 45mDelta

Deal found 20/8£519

Sat 4/1009:20SOU - LGA

2 stops15h 58mDelta

Sat 11/1012:00LGA - SOU

2 stops15h 45mDelta

Deal found 20/8£534

Mon 15/909:40SOU - LGA

2 stops16h 16mBritish Airways

Tue 23/913:02LGA - SOU

2 stops14h 03mBritish Airways

Deal found 21/8£656

Wed 10/909:10SOU - LGA

2 stops28h 47mBritish Airways

Sun 14/908:21LGA - SOU

2 stops19h 49mBritish Airways

Deal found 22/8£690

Thu 9/1009:40SOU - LGA

2 stops16h 15mBritish Airways

Thu 6/1113:20LGA - SOU

2 stops14h 25mBritish Airways

Deal found 21/8£708

Wed 1/1009:10SOU - LGA

2 stops28h 47mBritish Airways

Wed 8/1010:25LGA - SOU

2 stops17h 15mBritish Airways

Deal found 20/8£728

Sun 21/909:10SOU - LGA

2 stops28h 47mBritish Airways

Sun 28/913:05LGA - SOU

2 stops15h 05mBritish Airways

Deal found 22/8£758

Fri 19/909:40SOU - LGA

2 stops16h 16mBritish Airways

Fri 26/913:02LGA - SOU

2 stops14h 38mBritish Airways

Deal found 20/8£820

Tue 16/1209:30SOU - LGA

2 stops17h 00mBritish Airways

Sun 4/111:19LGA - SOU

2 stops16h 26mBritish Airways

Deal found 21/8£853

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 22 August 2025.

Mon 6/1009:20SOU - LGA

2 stops16h 44mDelta

Mon 13/1011:59LGA - SOU

2 stops15h 46mDelta

Deal found 22/8£443

Mon 15/909:40SOU - LGA

2 stops16h 16mBritish Airways

Tue 23/913:02LGA - SOU

2 stops14h 03mBritish Airways

Deal found 21/8£656

Sun 7/909:20SOU - LGA

2 stops17h 10mDelta

Mon 22/912:00LGA - SOU

2 stops15h 45mDelta

Deal found 21/8£478

Sat 4/1009:20SOU - LGA

2 stops15h 58mDelta

Sat 11/1012:00LGA - SOU

2 stops15h 45mDelta

Deal found 20/8£534

Wed 10/909:10SOU - LGA

2 stops28h 47mBritish Airways

Sun 14/908:21LGA - SOU

2 stops19h 49mBritish Airways

Deal found 22/8£690

Thu 11/909:40SOU - LGA

2 stops28h 17mBritish Airways

Thu 25/908:21LGA - SOU

2 stops19h 19mBritish Airways

Deal found 21/8£690

Thu 9/1009:40SOU - LGA

2 stops16h 15mBritish Airways

Thu 6/1113:20LGA - SOU

2 stops14h 25mBritish Airways

Deal found 21/8£708

Wed 1/1009:10SOU - LGA

2 stops28h 47mBritish Airways

Wed 8/1010:25LGA - SOU

2 stops17h 15mBritish Airways

Deal found 20/8£728

Wed 1/1009:10SOU - LGA

2 stops16h 46mBritish Airways

Tue 7/1013:05LGA - SOU

2 stops14h 00mBritish Airways

Deal found 20/8£728

Sun 21/909:10SOU - LGA

2 stops28h 47mBritish Airways

Sun 28/913:05LGA - SOU

2 stops15h 05mBritish Airways

Deal found 22/8£758

Last-minute flights from Portsmouth to LaGuardia
Discover last-minute flight deals from Portsmouth to LaGuardia. Data last updated 22 August 2025 and is based on user searches.

Wed 27/809:20SOU - LGA

2 stops17h 10mKLM

Wed 3/916:00LGA - SOU

2 stops11h 45mKLM

Deal found 22/8£1,203

Sun 31/809:20SOU - LGA

2 stops17h 10mDelta

Sun 7/912:00LGA - SOU

2 stops15h 45mDelta

Deal found 20/8£519

Sun 31/810:00SOU - LGA

3 stops41h 54mMultiple Airlines

Sun 7/915:00LGA - SOU

2 stops15h 30mMultiple Airlines

Deal found 20/8£1,020

Wed 3/909:10SOU - LGA

2 stops16h 46mBritish Airways

Wed 10/908:21LGA - SOU

2 stops19h 19mBritish Airways

Deal found 20/8£1,893

Sun 7/909:20SOU - LGA

2 stops17h 10mDelta

Mon 22/913:59LGA - SOU

2 stops13h 46mDelta

Deal found 21/8£478

Wed 10/909:10SOU - LGA

2 stops28h 47mBritish Airways

Sun 14/908:21LGA - SOU

2 stops19h 49mBritish Airways

Deal found 22/8£690

Mon 15/909:40SOU - LGA

2 stops16h 16mBritish Airways

Tue 23/913:02LGA - SOU

2 stops14h 03mBritish Airways

Deal found 21/8£656

Fri 19/909:40SOU - LGA

2 stops16h 16mBritish Airways

Fri 26/913:02LGA - SOU

2 stops14h 38mBritish Airways

Deal found 20/8£820

Sat 20/909:40SOU - LGA

2 stops28h 16mBritish Airways

Sat 27/910:24LGA - SOU

2 stops17h 11mBritish Airways

Deal found 20/8£1,509

Sun 21/909:10SOU - LGA

2 stops28h 47mBritish Airways

Sun 28/913:05LGA - SOU

2 stops15h 05mBritish Airways

Deal found 22/8£758

Mon 22/909:40SOU - LGA

2 stops16h 16mBritish Airways

Fri 26/910:25LGA - SOU

2 stops17h 15mBritish Airways

Deal found 21/8£1,506

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 22 August 2025.

Sat 20/1209:30SOU - LGA

2 stops28h 25mBritish Airways

Deal found 20/8£827

Wed 17/1209:30SOU - LGA

2 stops28h 25mBritish Airways

Deal found 21/8£1,055

Mon 13/1009:40SOU - LGA

2 stops28h 20mBritish Airways

Deal found 22/8£1,056

Sun 12/1009:10SOU - LGA

2 stops28h 50mBritish Airways

Deal found 20/8£1,059

Wed 17/909:10SOU - LGA

2 stops16h 46mBritish Airways

Deal found 20/8£1,069

Mon 6/1009:20SOU - LGA

2 stops16h 44mDelta

Deal found 21/8£1,091

Wed 17/909:20SOU - LGA

2 stops18h 05mDelta

Deal found 22/8£1,092

Mon 1/909:20SOU - LGA

2 stops16h 47mDelta

Deal found 21/8£1,096

Mon 13/1009:20SOU - LGA

2 stops16h 13mDelta

Deal found 20/8£1,136

Mon 1/909:20SOU - LGA

2 stops19h 21mVirgin Atlantic

Deal found 22/8£1,177

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

Mon 6/10

09:20-21:04

2 stops16h 44m

New York LaGuardia

Mon 13/10

11:59-08:45

2 stops15h 46m

£443

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Sun 7/9

09:20-21:30

2 stops17h 10m

New York LaGuardia

Mon 22/9

12:00-08:45

2 stops15h 45m

£478

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Sat 4/10

09:20-20:18

2 stops15h 58m

New York LaGuardia

Sat 11/10

12:00-08:45

2 stops15h 45m

£534

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Mon 15/9

09:40-20:56

2 stops16h 16m

New York LaGuardia

Tue 23/9

13:02-08:05

2 stops14h 03m

£656

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 10/9

09:10-08:57

2 stops28h 47m

New York LaGuardia

Sun 14/9

08:21-09:10

2 stops19h 49m

£690

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 11/9

09:40-08:57

2 stops28h 17m

New York LaGuardia

Thu 25/9

08:21-08:40

2 stops19h 19m

£690

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 9/10

09:40-20:55

2 stops16h 15m

New York LaGuardia

Thu 6/11

13:20-08:45

2 stops14h 25m

£708

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 1/10

09:10-08:57

2 stops28h 47m

New York LaGuardia

Wed 8/10

10:25-08:40

2 stops17h 15m

£728

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 1/10

09:10-20:56

2 stops16h 46m

New York LaGuardia

Tue 7/10

13:05-08:05

2 stops14h 00m

£728

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Sun 21/9

09:10-08:57

2 stops28h 47m

New York LaGuardia

Sun 28/9

13:05-09:10

2 stops15h 05m

£758

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Showing 1-10 of 20 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, January is the cheapest month in which you can book a flight from Portsmouth to New York LaGuardia Airport (average of £502). Flying from Portsmouth to New York LaGuardia Airport in July is currently the most expensive (average of £765). 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?

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.

Related info for your journey

How long is the flight from Portsmouth to New York LaGuardia Airport?
For as low as £656, Delta can have you in New York LaGuardia Airport from Portsmouth in 16h 16m. The distance from Portsmouth to New York LaGuardia Airport is about 3412 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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, January is the cheapest month in which you can book a flight from Portsmouth to New York LaGuardia Airport (average of £502). Flying from Portsmouth to New York LaGuardia Airport in July is currently the most expensive (average of £765). 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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Top 6 airlines flying from Portsmouth to LaGuardia

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£304	Average£430	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£329	Average£385	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Virgin Atlantic	Cheapest£355	Average£419	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air Canada	Cheapest£358	Average£492	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
British Airways	Cheapest£369	Average£444	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£390	Average£556	FlexibilityNo cancel fee	On-time76%	Search Finnair 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 £443

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to LaGuardia

Keep the following information in mind while searching for Portsmouth to LaGuardia flight deals. Data was last updated 22 August 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find 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 22 August 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 22 August 2025.

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 22 August 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 6 airlines flying 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 22 August 2025.