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

For as low as £427, Delta can have you in New York LaGuardia Airport from Portsmouth in 15h 38m. 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, British Airways and Lufthansa. Something to consider prior to booking your flight.

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.

£422+ Cheap Flights from Portsmouth to New York LaGuardia Airport

Cheap flight deals from Portsmouth to LaGuardia

Round-trip from	£427
Popular in	December
Cheapest in	September
Average price	£352

Delta
1/11-8/11
4 total stops
30h 28m total
Portsmouth to New York

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£9 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 September 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 18 September 2025.

Thu 25/909:20SOU - LGA

2 stops17h 09mDelta

Wed 8/1012:59LGA - SOU

2 stops14h 46mDelta

Deal found 16/9£422

Sat 1/1109:25SOU - LGA

2 stops15h 38mDelta

Sat 8/1113:00LGA - SOU

2 stops14h 50mDelta

Deal found 16/9£427

Sat 8/1109:30SOU - LGA

2 stops28h 08mBritish Airways

Thu 20/1113:20LGA - SOU

2 stops14h 25mBritish Airways

Deal found 17/9£530

Fri 7/1109:30SOU - LGA

2 stops16h 56mBritish Airways

Fri 14/1113:20LGA - SOU

2 stops14h 25mBritish Airways

Deal found 15/9£544

Thu 30/1009:30SOU - LGA

2 stops27h 19mBritish Airways

Tue 4/1113:20LGA - SOU

2 stops17h 35mBritish Airways

Deal found 17/9£631

Tue 14/1009:10SOU - LGA

2 stops16h 45mBritish Airways

Tue 21/1010:25LGA - SOU

2 stops16h 40mBritish Airways

Deal found 15/9£715

Thu 25/909:20SOU - LGA

2 stops15h 09mKLM

Wed 8/1016:00LGA - SOU

2 stops11h 45mKLM

Deal found 16/9£718

Thu 25/920:00SOU - LGA

3 stops32h 03mMultiple Airlines

Wed 8/1011:40LGA - SOU

2 stops26h 50mMultiple Airlines

Deal found 16/9£790

Tue 30/909:10SOU - LGA

2 stops28h 47mBritish Airways

Tue 7/1010:25LGA - SOU

2 stops16h 40mBritish Airways

Deal found 16/9£794

Mon 20/1009:40SOU - LGA

2 stops28h 20mBritish Airways

Sun 26/1008:20LGA - SOU

2 stops20h 25mBritish Airways

Deal found 17/9£809

Wed 15/1009:10SOU - LGA

2 stops15h 45mMultiple Airlines

Fri 17/1017:30LGA - SOU

2 stops17h 15mMultiple Airlines

Deal found 16/9£846

Fri 26/909:40SOU - LGA

2 stops16h 16mBritish Airways

Mon 29/910:25LGA - SOU

2 stops16h 50mBritish Airways

Deal found 16/9£865

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 18 September 2025.

Sat 1/1109:25SOU - LGA

2 stops15h 38mDelta

Sat 8/1113:00LGA - SOU

2 stops14h 50mDelta

Deal found 16/9£427

Sat 8/1109:30SOU - LGA

2 stops28h 08mBritish Airways

Thu 20/1113:20LGA - SOU

2 stops14h 25mBritish Airways

Deal found 17/9£530

Wed 15/1009:10SOU - LGA

2 stops15h 45mMultiple Airlines

Fri 17/1017:30LGA - SOU

2 stops17h 15mMultiple Airlines

Deal found 16/9£846

Tue 13/109:25SOU - LGA

2 stops15h 10mDelta

Sat 31/117:00LGA - SOU

2 stops19h 15mDelta

Deal found 17/9£430

Fri 7/1109:30SOU - LGA

2 stops16h 56mBritish Airways

Fri 14/1113:20LGA - SOU

2 stops14h 25mBritish Airways

Deal found 15/9£544

Thu 30/1009:30SOU - LGA

2 stops27h 19mBritish Airways

Tue 4/1113:20LGA - SOU

2 stops17h 35mBritish Airways

Deal found 17/9£631

Tue 14/1009:10SOU - LGA

2 stops16h 45mBritish Airways

Tue 21/1010:25LGA - SOU

2 stops16h 40mBritish Airways

Deal found 15/9£715

Tue 30/909:10SOU - LGA

2 stops28h 47mBritish Airways

Tue 7/1010:25LGA - SOU

2 stops16h 40mBritish Airways

Deal found 16/9£794

Mon 20/1009:40SOU - LGA

2 stops28h 20mBritish Airways

Sun 26/1008:20LGA - SOU

2 stops20h 25mBritish Airways

Deal found 17/9£809

Thu 2/1009:40SOU - LGA

2 stops28h 17mBritish Airways

Thu 9/1013:05LGA - SOU

2 stops14h 35mBritish Airways

Deal found 17/9£865

Wed 22/1009:10SOU - LGA

2 stops16h 45mBritish Airways

Mon 27/1010:25LGA - SOU

2 stops21h 30mBritish Airways

Deal found 17/9£882

Last-minute flights from Portsmouth to LaGuardia
Discover last-minute flight deals from Portsmouth to LaGuardia. Data last updated 18 September 2025 and is based on user searches.

Wed 24/909:10SOU - LGA

2 stops16h 46mBritish Airways

Tue 30/910:25LGA - SOU

2 stops16h 40mBritish Airways

Deal found 18/9£940

Thu 25/909:20SOU - LGA

2 stops17h 09mDelta

Wed 8/1012:59LGA - SOU

2 stops14h 46mDelta

Deal found 16/9£422

Thu 25/909:20SOU - LGA

2 stops15h 09mKLM

Wed 8/1016:00LGA - SOU

2 stops11h 45mKLM

Deal found 16/9£718

Thu 25/920:00SOU - LGA

3 stops32h 03mMultiple Airlines

Wed 8/1011:40LGA - SOU

2 stops26h 50mMultiple Airlines

Deal found 16/9£790

Fri 26/909:40SOU - LGA

2 stops16h 16mBritish Airways

Mon 29/910:25LGA - SOU

2 stops16h 50mBritish Airways

Deal found 16/9£865

Tue 30/909:10SOU - LGA

2 stops28h 47mBritish Airways

Tue 7/1010:25LGA - SOU

2 stops16h 40mBritish Airways

Deal found 16/9£794

Thu 2/1009:40SOU - LGA

2 stops16h 16mBritish Airways

Thu 9/1013:05LGA - SOU

2 stops14h 35mBritish Airways

Deal found 17/9£870

Tue 14/1009:10SOU - LGA

2 stops16h 45mBritish Airways

Tue 21/1010:25LGA - SOU

2 stops16h 40mBritish Airways

Deal found 15/9£715

Wed 15/1009:10SOU - LGA

2 stops15h 45mMultiple Airlines

Fri 17/1017:30LGA - SOU

2 stops17h 15mMultiple Airlines

Deal found 16/9£846

Mon 20/1009:40SOU - LGA

2 stops28h 20mBritish Airways

Sun 26/1008:20LGA - SOU

2 stops20h 25mBritish Airways

Deal found 17/9£809

Wed 22/1009:10SOU - LGA

2 stops16h 45mBritish Airways

Mon 27/1010:25LGA - SOU

2 stops21h 30mBritish Airways

Deal found 17/9£882

Thu 30/1009:30SOU - LGA

2 stops27h 19mBritish Airways

Tue 4/1113:20LGA - SOU

2 stops17h 35mBritish Airways

Deal found 17/9£631

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 18 September 2025.

Fri 14/1109:30SOU - LGA

2 stops28h 17mBritish Airways

Deal found 17/9£477

Sun 12/1012:00SOU - LGA

3 stops50h 00mMultiple Airlines

Deal found 17/9£513

Sun 30/1109:30SOU - LGA

2 stops28h 08mBritish Airways

Deal found 16/9£525

Sat 11/1016:25SOU - LGA

3 stops35h 16mMultiple Airlines

Deal found 17/9£549

Thu 16/1009:40SOU - LGA

2 stops16h 15mBritish Airways

Deal found 17/9£561

Mon 6/1009:40SOU - LGA

2 stops28h 20mBritish Airways

Deal found 16/9£623

Mon 27/1009:30SOU - LGA

2 stops27h 19mBritish Airways

Deal found 16/9£656

Sat 11/1009:40SOU - LGA

2 stops28h 20mBritish Airways

Deal found 17/9£659

Sun 4/109:30SOU - LGA

2 stops17h 00mBritish Airways

Deal found 17/9£693

Mon 6/1009:20SOU - LGA

2 stops16h 44mDelta

Deal found 17/9£1,088

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

Sat 1/11

09:25-21:03

2 stops15h 38m

New York LaGuardia

Sat 8/11

13:00-08:50

2 stops14h 50m

£427

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Tue 13/1

09:25-19:35

2 stops15h 10m

New York LaGuardia

Sat 31/1

17:00-17:15

2 stops19h 15m

£430

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Sat 8/11

09:30-08:38

2 stops28h 08m

New York LaGuardia

Thu 20/11

13:20-08:45

2 stops14h 25m

£530

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Fri 7/11

09:30-21:26

2 stops16h 56m

New York LaGuardia

Fri 14/11

13:20-08:45

2 stops14h 25m

£544

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 30/10

09:30-08:49

2 stops27h 19m

New York LaGuardia

Tue 4/11

13:20-11:55

2 stops17h 35m

£631

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Tue 14/10

09:10-20:55

2 stops16h 45m

New York LaGuardia

Tue 21/10

10:25-08:05

2 stops16h 40m

£715

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Tue 30/9

09:10-08:57

2 stops28h 47m

New York LaGuardia

Tue 7/10

10:25-08:05

2 stops16h 40m

£794

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Mon 20/10

09:40-09:00

2 stops28h 20m

New York LaGuardia

Sun 26/10

08:20-08:45

2 stops20h 25m

£809

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Wed 15/10

09:10-19:55

2 stops15h 45m

New York LaGuardia

Fri 17/10

17:30-15:45

2 stops17h 15m

£846

SouthamptonNew York

SOU - LGA

SOULGA

Southampton Eastleigh

Thu 2/10

09:40-08:57

2 stops28h 17m

New York LaGuardia

Thu 9/10

13:05-08:40

2 stops14h 35m

£865

Flights are sorted by cheapest return flights first.

Deals found on 17/9

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, 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 £427, Delta can have you in New York LaGuardia Airport from Portsmouth in 15h 38m. 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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Fairfield

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Alternative routes for Portsmouth to LaGuardia

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Top 5 airlines flying from Portsmouth to LaGuardia

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£300	Average£428	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£324	Average£386	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air Canada	Cheapest£347	Average£476	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Virgin Atlantic	Cheapest£350	Average£415	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£363	Average£623	FlexibilityNo cancel fee	On-time70%	Search British Airways 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.

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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.

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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 £422

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to LaGuardia

Keep the following information in mind while searching for Portsmouth to LaGuardia flight deals. Data was last updated 18 September 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 18 September 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 18 September 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 18 September 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?

Browse thousands of different options on Cheapflights for your next trip

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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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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 18 September 2025.