BOS

£659 Find Cheap Flights from Portsmouth to Boston

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Portsmouth to Boston departing on 19/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
£659
British Airways
Thu 29/1Mon 2/2
SOU - BOS • 1 stop
Cheapest one-way flight
£591
Multiple Airlines
Fri 19/12
SOU - BOS • 3 stops
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Portsmouth to Boston

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Portsmouth to Boston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Portsmouth to Boston

Thu, 29 Jan - Mon, 2 Feb
British Airways Logo
09:30 - 18:59
SOU
-
BOS
14h 29m1 stop
British Airways Logo
17:10 - 11:55
BOS
-
SOU
13h 45m1 stop
£659British Airways
Thu, 29 Jan - Mon, 2 Feb
British Airways Logo
09:30 - 18:59
SOU
-
BOS
14h 29m1 stop
British Airways Logo
21:15 - 11:55
BOS
-
SOU
9h 40m1 stop
£660British Airways
Thu, 29 Jan - Mon, 2 Feb
British Airways Logo
09:30 - 18:59
SOU
-
BOS
14h 29m1 stop
British Airways Logo
21:35 - 20:00
BOS
-
SOU
17h 25m2 stops
£669British Airways
Thu, 29 Jan - Mon, 2 Feb
British Airways Logo
08:40 - 18:59
SOU
-
BOS
15h 19m2 stops
British Airways Logo
21:35 - 16:00
BOS
-
SOU
13h 25m2 stops
£689British Airways
Thu, 29 Jan - Mon, 2 Feb
British Airways Logo
08:40 - 18:59
SOU
-
BOS
15h 19m2 stops
British Airways Logo
21:35 - 16:00
BOS
-
SOU
13h 25m2 stops
£689British Airways
Wed, 10 Jun - Sun, 21 Jun
Delta Logo
09:05 - 22:36
SOU
-
BOS
18h 31m2 stops
Delta Logo
16:10 - 16:50
BOS
-
SOU
43h 40m2 stops
£803Delta
Fri, 12 Jun - Sun, 21 Jun
Delta Logo
09:05 - 23:32
SOU
-
BOS
19h 27m2 stops
Delta Logo
16:10 - 16:50
BOS
-
SOU
43h 40m2 stops
£839Delta
Sat, 10 Jan - Thu, 15 Jan
British Airways Logo
10:15 - 21:55
SOU
-
BOS
16h 40m2 stops
British Airways Logo
17:10 - 08:45
BOS
-
SOU
10h 35m1 stop
£855British Airways
Sat, 10 Jan - Thu, 15 Jan
British Airways Logo
10:15 - 21:55
SOU
-
BOS
16h 40m2 stops
British Airways Logo
17:10 - 08:45
BOS
-
SOU
10h 35m1 stop
£866British Airways
Fri, 12 Jun - Sun, 21 Jun
Delta Logo
17:20 - 16:35
SOU
-
BOS
28h 15m1 stop
Delta Logo
20:25 - 08:35
BOS
-
SOU
31h 10m1 stop
£1,184Delta
Useful Info

Good to know - Cheap tickets from Portsmouth to Boston

Low seasonJanuary
Cheapest flight£591
Best time to beat the crowds (7% less expensive on average)
Most popular time to fly (17% more expensive on average)
Flight from Southampton to Boston

When to book flights from Portsmouth to Boston

Are your dates flexible? Find out the best times to travel from Portsmouth to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

FAQs for booking flights from Portsmouth to Boston

  • How does KAYAK find such low prices on flights from Portsmouth to Boston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portsmouth to Boston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portsmouth to Boston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Portsmouth is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Portsmouth to Boston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Boston with an airline and back to Portsmouth with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portsmouth to Boston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from Portsmouth up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Portsmouth to Boston

Information on your arrival and departure airports

Boston (BOS)