Find flights
When to book
FAQs

Cheap flights from Portsmouth to Massachusetts from £425

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BOS
12 Oct — 19 Oct1
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 12 September 2025.

Round-trip from

£425

Popular in

December

Cheapest in

September

Average price

£389
KLM
  • KLM
  • 8/10-15/10
  • 2 total stops
  • 31h 15m total
  • Portsmouth to Massachusetts
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Portsmouth to Massachusetts

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 12 September 2025.

Wed 8/1009:20SOU - BOS
1 stop14h 00mKLM
Wed 15/1018:45BOS - SOU
1 stop17h 15mKLM
Deal found 10/9£425
Wed 8/1009:20SOU - BOS
1 stop14h 00mVirgin Atlantic
Wed 15/1020:15BOS - SOU
1 stop31h 30mVirgin Atlantic
Deal found 10/9£427
Mon 22/917:35SOU - BOS
2 stops18h 43mDelta
Mon 29/913:25BOS - SOU
2 stops14h 20mDelta
Deal found 10/9£428
Wed 8/1009:10SOU - BOS
2 stops35h 15mMultiple Airlines
Wed 15/1019:08BOS - SOU
2 stops19h 22mMultiple Airlines
Deal found 10/9£475
Sun 26/1018:05SOU - BOS
1 stop29h 50mMultiple Airlines
Sun 2/1119:10BOS - SOU
1 stop32h 00mMultiple Airlines
Deal found 11/9£526
Wed 24/1208:40SOU - BOS
1 stop15h 15mKLM
Fri 2/120:50BOS - SOU
1 stop31h 00mKLM
Deal found 11/9£566
Sun 26/1018:05SOU - BOS
2 stops23h 25mKLM
Sun 2/1120:50BOS - SOU
1 stop30h 20mKLM
Deal found 11/9£578

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 12 September 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

Wed 8/10

09:20-18:20

1 stop14h 00m

Boston Logan Intl

Wed 15/10

18:45-17:00

1 stop17h 15m

£425

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Mon 22/9

17:35-07:18

2 stops18h 43m

Boston Logan Intl

Mon 29/9

13:25-08:45

2 stops14h 20m

£428

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Wed 8/10

09:20-07:20

2 stops27h 00m

Boston Logan Intl

Wed 15/10

20:15-08:45

1 stop31h 30m

£430

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Wed 8/10

09:10-15:25

2 stops35h 15m

Boston Logan Intl

Wed 15/10

19:08-19:30

2 stops19h 22m

£475

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Sun 26/10

18:05-19:55

1 stop29h 50m

Boston Logan Intl

Sun 2/11

19:10-08:10

1 stop32h 00m

£526

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Wed 24/12

08:40-18:55

1 stop15h 15m

Boston Logan Intl

Fri 2/1

20:50-08:50

1 stop31h 00m

£566

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Sun 26/10

18:05-13:30

2 stops23h 25m

Boston Logan Intl

Sun 2/11

20:50-08:10

1 stop30h 20m

£578

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Sat 25/10

18:05-22:00

3 stops32h 55m

Boston Logan Intl

Sat 1/11

12:35-19:40

2 stops27h 05m

£643

SouthamptonBoston

SOU - BOS

SOUBOS

Southampton Eastleigh

Thu 18/9

09:40-18:45

1 stop14h 05m

£7,911

Flights are sorted by cheapest return flights first.

Deals found on 10/9

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, October is the cheapest month in which you can book a flight from Portsmouth to Massachusetts (average of £10). Flying from Portsmouth to Massachusetts in July is currently the most expensive (average of £724). 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 12 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Massachusetts as you normally would.

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 12 September 2025.

The most flights from P0R to USMA are scheduled on a Monday (36 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (33 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?

    KLM, Delta, and Virgin Atlantic can get you from Portsmouth to Massachusetts in just under 14h. Your travel time can differ by up to 13h. 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 (92%), Gulf Air (92%) and KLM (87%).

  • What are the cheapest flights from Portsmouth to Massachusetts?

    On average you can expect to pay £1,316 for a flight from Portsmouth to Massachusetts. The cheapest flight overall is £347 while the most popular route, (Southampton Eastleigh - Boston Logan Intl) is currently priced at £480.

  • 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, October is the cheapest month in which you can book a flight from Portsmouth to Massachusetts (average of £10). Flying from Portsmouth to Massachusetts in July is currently the most expensive (average of £724). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to Massachusetts

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Gatwick to LaGuardia flights
London City to Newark flights
Stansted to John F Kennedy Intl flights
Luton to John F Kennedy Intl flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
Heathrow to Orlando flights
Stansted to Newark flights
Heathrow to Boston flights
Manchester to John F Kennedy Intl flights
Luton to Newark flights
Heathrow to San Francisco flights
London City to LaGuardia flights
Heathrow to Dulles Intl flights
Heathrow to Dallas/Fort Worth flights
Heathrow to O'Hare Intl flights
Heathrow to Las Vegas flights
Gatwick to Orlando flights
Heathrow to Baltimore flights
Gatwick to Miami flights
London City to Miami flights
Heathrow to Tampa flights
London City to Los Angeles flights
Heathrow to Atlanta flights
Manchester to Orlando flights
Edinburgh to Newark flights
Manchester to Newark flights
Heathrow to Seattle flights
London City to Orlando flights
Manchester to LaGuardia flights
London City to Boston flights
Gatwick to San Francisco flights
Gatwick to Boston flights
Edinburgh to John F Kennedy Intl flights
London City to San Francisco flights
Heathrow to Hobby flights
Gatwick to Dulles Intl flights
Heathrow to Austin flights
Heathrow to Reagan-National flights
Gatwick to Los Angeles flights
London City to Dulles Intl flights
Heathrow to Midway flights
Heathrow to Sky Harbor Intl flights
Heathrow to George Bush Intcntl flights

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 12 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£7Average£266FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
PLAYCheapest£265Average£337FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
TAP AIR PORTUGALCheapest£280Average£447FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesCheapest£297Average£451FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£300Average£438FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£302Average£415FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£334Average£438FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£337Average£399FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air FranceCheapest£345Average£440FlexibilityNo cancel feeOn-time77%
Search Air France flights
DeltaCheapest£347Average£535FlexibilityNo cancel feeOn-timeN/A
Search Delta 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.