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Cheap flights from Portsmouth to Massachusetts from £396

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOS
14 may. — 21 may.1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Massachusetts

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Massachusetts
Explore the most affordable flight options available from Portsmouth to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 abril 2026.

mar. 26/509:20
SOU
-
BOS
2 stops35h 15m
Multiple Airlines
mar. 2/617:40
BOS
-
SOU
2 stops20h 50m
Multiple Airlines
Deal found 11/4£651
mié. 27/509:20
SOU
-
BOS
2 stops35h 15m
Multiple Airlines
mié. 3/617:40
BOS
-
SOU
2 stops20h 50m
Multiple Airlines
Deal found 12/4£684
mar. 12/509:05
SOU
-
BOS
1 stop12h 20m
Delta
jue. 3/909:55
BOS
-
SOU
2 stops17h 40m
Delta
Deal found 9/4£692
jue. 28/509:20
SOU
-
BOS
2 stops14h 30m
Multiple Airlines
jue. 4/620:50
BOS
-
SOU
2 stops17h 40m
Multiple Airlines
Deal found 13/4£703
dom. 17/517:20
SOU
-
BOS
1 stop30h 10m
Delta
jue. 3/909:55
BOS
-
SOU
2 stops17h 40m
Delta
Deal found 9/4£713
mar. 12/509:05
SOU
-
BOS
1 stop12h 20m
Delta
vie. 4/920:25
BOS
-
SOU
1 stop31h 20m
Delta
Deal found 9/4£716
jue. 14/509:05
SOU
-
BOS
1 stop12h 20m
Delta
jue. 3/909:55
BOS
-
SOU
2 stops17h 40m
Delta
Deal found 9/4£722
mié. 27/509:05
SOU
-
BOS
1 stop12h 20m
KLM
mié. 3/620:25
BOS
-
SOU
1 stop15h 25m
KLM
Deal found 12/4£732

Find flight deals from Portsmouth to Massachusetts

Keep the following information in mind while searching for Portsmouth to Massachusetts flight deals. Data was last updated 14 abril 2026.

Round-trip from

£651

One-way from

£396

Popular in

July

Cheapest in

September

Average price

£484
26/5-2/6
  • 26/5-2/6
  • 4 total stops
  • 56h 05m total
  • Portsmouth to Massachusetts
Search Deals
18/6
  • 18/6
  • 3 total stops
  • 49h 45m total
  • Portsmouth to Massachusetts
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£38 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Massachusetts that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 abril 2026.
Use the filters below to find and compare flights from Portsmouth to Massachusetts that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

mar. 26/5

09:20-15:35

2 stops35h 15m

Boston Logan Intl

mar. 2/6

17:40-19:30

2 stops20h 50m

£651

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

mié. 27/5

09:20-15:35

2 stops35h 15m

Boston Logan Intl

mié. 3/6

17:40-19:30

2 stops20h 50m

£684

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

mar. 12/5

09:05-23:37

2 stops19h 32m

Boston Logan Intl

jue. 3/9

09:55-08:35

2 stops17h 40m

£696

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

jue. 28/5

09:20-18:50

2 stops14h 30m

Boston Logan Intl

jue. 4/6

20:50-19:30

2 stops17h 40m

£703

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

sáb. 16/5

17:20-13:10

1 stop24h 50m

Boston Logan Intl

jue. 3/9

09:55-08:35

2 stops17h 40m

£743

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

mar. 26/5

09:05-16:25

1 stop12h 20m

Boston Logan Intl

mar. 2/6

09:05-08:35

2 stops18h 30m

£755
Fastest return journey

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

jue. 28/5

09:05-16:25

1 stop12h 20m

Boston Logan Intl

jue. 4/6

13:29-08:35

2 stops14h 06m

£764

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

vie. 15/5

17:20-13:16

1 stop24h 56m

Boston Logan Intl

vie. 4/9

16:40-08:45

1 stop11h 05m

£767
Cheapest one-way

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

jue. 18/6

12:20-09:05

3 stops49h 45m

£396

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

mar. 23/6

12:35-12:35

2 stops29h 00m

£509

Flights are sorted by cheapest return flights first.

Deals found on 11/4

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Portsmouth to Massachusetts

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

What is the cheapest month to book a flight from Portsmouth to Massachusetts?

Currently, July is the cheapest month in which you can book a flight from Portsmouth to Massachusetts (average of £139). Flying from Portsmouth to Massachusetts in June is currently the most expensive (average of £373). 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 MA?

Find hourly flight availability from Portsmouth to Massachusetts. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 abril 2026.

It’s optimal to fly from Portsmouth to Massachusetts in the afternoon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Portsmouth to Massachusetts?

Use this chart to determine the cheapest time to fly return from Portsmouth to Massachusetts. Price data was last updated on 11 April 2026.

Travellers seeking maximum savings on their Portsmouth to Massachusetts flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to Massachusetts

Explore weekly flight availability from Portsmouth to Massachusetts. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 14 abril 2026.

The most flights from P0R to USMA are scheduled on a Friday (39 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (34 on average).

Related info for your journey

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

    Delta can get you from Portsmouth to Massachusetts in just under 19h 32m. Your travel time can differ by up to . Portsmouth and Massachusetts are separated by a distance of 3228 mi.

  • What are the most reliable airlines from Portsmouth to Massachusetts?

    The top 3 most reliable airlines when flying from Portsmouth to Massachusetts are Gulf Air (82%), Malaysia Airlines (82%) and Scandinavian Airlines (80%).

  • What are the cheapest flights from Portsmouth to Massachusetts?

    On average you can expect to pay £1,253 for a flight from Portsmouth to Massachusetts. The cheapest flight overall is £353 while the most popular route, (Southampton Eastleigh - Boston Logan Intl) is currently priced at £703.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Massachusetts 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 Massachusetts?

    Currently, July is the cheapest month in which you can book a flight from Portsmouth to Massachusetts (average of £139). Flying from Portsmouth to Massachusetts in June is currently the most expensive (average of £373). 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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Alternative routes for Portsmouth to Massachusetts

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Portsmouth to Massachusetts

Discover the top 10 airlines that operate flights from Portsmouth to Massachusetts. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 abril 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£147Average£536FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
IcelandairCheapest£283Average£449FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
TAP AIR PORTUGALCheapest£296Average£371FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesCheapest£299Average£481FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
PLAYCheapest£302Average£425FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
LufthansaCheapest£312Average£392FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
JetBlueCheapest£326Average£492FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Aer LingusCheapest£327Average£549FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
United AirlinesCheapest£332Average£398FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£341Average£542FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portsmouth to Massachusetts. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth to Massachusetts for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Massachusetts 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 Massachusetts become cheaper?

Yes, Cheapflights offers price alerts on Portsmouth to Massachusetts 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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