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Cheap flights from Portsmouth to New York LaGuardia Airport

LHR — LGA
27 Oct — 3 Nov1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Portsmouth to LaGuardia

Popular in

July

Cheapest in

February

Average price

£459
Highest demand for flights based on searches. 17% potential increase in price (£77 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Related info for your journey

  • 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.

Travelling to a place near New York LaGuardia Airport?

Book flights to New York LaGuardia Airport if you plan to visit one of these locations
Queens
Ronkonkoma
Yonkers
Elizabeth
Mahwah
Bronx
North Bergen
Garden City
Rutherford
North Wales
Norwalk
Staten Island
Rahway
Carlstadt
Fort Lee
Secaucus
Carteret
West New York
Edgewater
Mount Laurel

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Portsmouth to LaGuardia

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Top 3 airlines flying from Portsmouth to LaGuardia

AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£351Average£484FlexibilityNo cancel feeOn-time70%
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Virgin AtlanticCheapest£351Average£540FlexibilityNo cancel feeOn-time72%
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Air CanadaCheapest£387Average£538FlexibilityNo cancel feeOn-time67%
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Fly with Cheapflights

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?

Cheapflights helps you find that perfect flight to LaGuardia from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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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