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Cheap flights from Portsmouth, New Hampshire to London Luton Airport

PSM — LTN
9 lug — 16 lug1
1 adult

Cheap flight deals from Portsmouth to Luton

Discover tips and strategies to find the most affordable flight options for your journey from Portsmouth (PSM) to Luton (LTN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 luglio 2025.

Popular in

June

Cheapest in

January

Average price

£542
Highest demand for flights based on searches. 13% potential increase in price (£53 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Best time to book a flight from Portsmouth to Luton

Have a flexible travel schedule? Discover the best time to fly to Luton 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.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Luton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portsmouth to London Luton?

    Located just 3.2 mi from the city center, Portsmouth Pease Intl is the airport most travelers will use when flying to London Luton from Portsmouth. Booking flights from Pease Intl (PSM) to London Luton should be relatively easy as there are 0 daily outbound flights to London Luton from 0 different airlines.

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

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

  • How can I find direct flights from Portsmouth to Luton?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Luton 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, New Hampshire to London Luton Airport?

    Currently, January is the cheapest month in which you can book a flight from Portsmouth, New Hampshire to London Luton Airport (average of £76). Flying from Portsmouth, New Hampshire to London Luton Airport in July is currently the most expensive (average of £113). 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

Travelling to a place near Portsmouth?

Book flights to Portsmouth if you plan to visit one of these locations
Hounslow
Croydon
Milton Keynes
Deal
Gatwick
Luton
Slough
Wembley
Crawley
Eastbourne
Ilford
Hayes
Folkestone
Southend-on-Sea
Watford
Ipswich
Winchester
Maidstone
Guildford
Chichester

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Cheapflights makes it easy to find Portsmouth to Luton flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Luton from Portsmouth.

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

Need flexible booking options for your flight to Luton from Portsmouth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Portsmouth to Luton on Cheapflights with our Price Alert feature and get notified when better prices are available.

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