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Cheap flights from Portsmouth to Massachusetts from £420

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOS
9 Nov — 16 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Portsmouth to Massachusetts

Keep the following information in mind while searching for Portsmouth to Massachusetts flight deals. Data was last updated 10 October 2025.

Round-trip from

£469

One-way from

£420

Popular in

December

Cheapest in

September

Average price

£433
Aer Lingus
  • Aer Lingus
  • 23/11-30/11
  • 2 total stops
  • 25h 00m total
  • Portsmouth to Massachusetts
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15/11
  • 15/11
  • 2 total stops
  • 16h 25m total
  • Portsmouth to Massachusetts
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£16 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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Find 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 10 October 2025.

Sun 23/1109:30SOU - BOS
1 stop14h 25mAer Lingus
Sun 30/1117:10BOS - SOU
1 stop10h 35mAer Lingus
Deal found 9/10£469
Sat 22/1109:30SOU - BOS
1 stop14h 25mAer Lingus
Sat 29/1117:10BOS - SOU
1 stop10h 35mAer Lingus
Deal found 8/10£474
Mon 24/1109:30SOU - BOS
2 stops35h 20mMultiple Airlines
Mon 1/1217:35BOS - SOU
2 stops21h 05mMultiple Airlines
Deal found 10/10£484
Sun 23/1109:30SOU - BOS
2 stops17h 54mVirgin Atlantic
Sun 30/1120:50BOS - SOU
1 stop15h 35mVirgin Atlantic
Deal found 9/10£489
Mon 24/1109:30SOU - BOS
1 stop14h 25mAer Lingus
Mon 1/1221:20BOS - SOU
1 stop9h 35mAer Lingus
Deal found 10/10£494
Wed 12/1108:40SOU - BOS
1 stop15h 15mDelta
Mon 17/1113:10BOS - SOU
2 stops22h 50mDelta
Deal found 9/10£507
Sat 15/1109:25SOU - BOS
2 stops18h 00mDelta
Mon 17/1120:50BOS - SOU
1 stop30h 20mDelta
Deal found 9/10£511
Wed 12/1108:40SOU - BOS
1 stop15h 15mDelta
Tue 18/1106:05BOS - SOU
2 stops21h 05mDelta
Deal found 8/10£514
Mon 24/1108:40SOU - BOS
1 stop15h 15mDelta
Mon 1/1209:59BOS - SOU
2 stops17h 11mDelta
Deal found 10/10£517
Sat 15/1109:25SOU - BOS
2 stops18h 00mDelta
Tue 18/1119:10BOS - SOU
1 stop16h 50mDelta
Deal found 8/10£518
Wed 12/1117:30SOU - BOS
1 stop24h 50mDelta
Sun 16/1109:59BOS - SOU
2 stops26h 26mDelta
Deal found 8/10£519

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 10 October 2025.
Use the filters below to find and compare flights from Portsmouth to Massachusetts that are best for you.

Fly from

Portsmouth

Fly to

Massachusetts

Route

Depart

Return

Price

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Sun 23/11

09:30-18:55

1 stop14h 25m

Boston Logan Intl

Sun 30/11

17:10-08:45

1 stop10h 35m

£469

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Mon 24/11

09:30-15:50

2 stops35h 20m

Boston Logan Intl

Mon 1/12

17:35-19:40

2 stops21h 05m

£484

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Sun 23/11

09:30-22:24

2 stops17h 54m

Boston Logan Intl

Sun 30/11

20:50-17:25

1 stop15h 35m

£489

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Mon 24/11

09:30-18:55

1 stop14h 25m

Boston Logan Intl

Mon 1/12

21:20-11:55

1 stop9h 35m

£494

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 6/1

17:30-13:30

1 stop25h 00m

Boston Logan Intl

Mon 19/1

13:10-08:50

2 stops14h 40m

£499

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 6/1

17:30-13:30

1 stop25h 00m

Boston Logan Intl

Wed 21/1

17:00-17:00

2 stops19h 00m

£499

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 13/1

17:30-13:30

1 stop25h 00m

Boston Logan Intl

Sun 18/1

20:50-17:00

1 stop15h 10m

£499

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 6/1

17:30-13:30

1 stop25h 00m

Boston Logan Intl

Tue 20/1

06:00-08:50

2 stops21h 50m

£499

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Thu 15/1

17:30-13:30

1 stop25h 00m

Boston Logan Intl

Tue 20/1

19:10-17:00

1 stop16h 50m

£499

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Tue 13/1

09:25-13:30

1 stop33h 05m

Boston Logan Intl

Tue 20/1

06:00-08:50

2 stops21h 50m

£499

Flights are sorted by cheapest return flights first.

Deals found on 10/10

Showing 1-10 of 19 results
1
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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, January is the cheapest month in which you can book a flight from Portsmouth to Massachusetts (average of £125). Flying from Portsmouth to Massachusetts in August is currently the most expensive (average of £365). 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 10 October 2025.

It’s optimal to fly from Portsmouth to Massachusetts at midday. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the afternoon.

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 16 December 2024.

Travellers seeking maximum savings on their Portsmouth to Massachusetts flight should consider departing on Thursday mornings when fares are most often at their lowest. Wednesday 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 10 October 2025.

The most flights from P0R to USMA are scheduled on a Thursday (32 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (31 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?

    Aer Lingus, Virgin Atlantic, and Delta can get you from Portsmouth to Massachusetts in just under 14h 25m. Your travel time can differ by up to 10h 35m. Portsmouth and Massachusetts are separated by a distance of 3228 mi. This flight may include one or multiple stops.

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

    The top 3 most reliable airlines when flying from Portsmouth to Massachusetts are Scandinavian Airlines (90%), Gulf Air (89%) and KLM (88%).

  • What are the cheapest flights from Portsmouth to Massachusetts?

    On average you can expect to pay £1,283 for a flight from Portsmouth to Massachusetts. The cheapest flight overall is £257 while the most popular route, (Southampton Eastleigh - Boston Logan Intl) is currently priced at £469.

  • 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, January is the cheapest month in which you can book a flight from Portsmouth to Massachusetts (average of £125). Flying from Portsmouth to Massachusetts in August is currently the most expensive (average of £365). 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 10 October 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£252Average£348FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
TAP AIR PORTUGALCheapest£285Average£445FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesCheapest£302Average£467FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£305Average£444FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£306Average£407FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
JetBlueCheapest£334Average£495FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£336Average£393FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£348Average£449FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest£353Average£534FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Virgin AtlanticCheapest£354Average£494FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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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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