BOS

£454 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 23/6. 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
£497
Aer Lingus
Thu 12/3Thu 19/3
SOU - BOS • 1 stop
Cheapest one-way flight
£454
British Airways
Tue 23/6
SOU - BOS • 2 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, 12 Mar - Thu, 19 Mar
Aer Lingus Logo
09:30 - 19:55
SOU
-
BOS
14h 25m
1 stop
Aer Lingus Logo
18:10 - 08:45
BOS
-
SOU
10h 35m
1 stop
£497Aer Lingus
Fri, 13 Mar - Fri, 20 Mar
KLM Logo
08:50 - 19:55
SOU
-
BOS
15h 05m
1 stop
KLM Logo
20:10 - 17:00
BOS
-
SOU
16h 50m
2 stops
£534KLM
Fri, 13 Mar - Fri, 20 Mar
KLM Logo
08:50 - 22:54
SOU
-
BOS
18h 04m
2 stops
KLM Logo
20:10 - 17:00
BOS
-
SOU
16h 50m
2 stops
£537KLM
Fri, 13 Mar - Fri, 20 Mar
British Airways Logo
20:10 - 19:55
SOU
-
BOS
27h 45m
1 stop
British Airways Logo
18:10 - 08:45
BOS
-
SOU
10h 35m
1 stop
£544British Airways
Sun, 15 Mar - Sun, 22 Mar
KLM Logo
17:45 - 14:20
SOU
-
BOS
24h 35m
1 stop
KLM Logo
20:10 - 17:05
BOS
-
SOU
16h 55m
1 stop
£555KLM
Thu, 12 Mar - Thu, 19 Mar
Delta Logo
18:05 - 14:20
SOU
-
BOS
24h 15m
1 stop
Delta Logo
06:00 - 08:20
BOS
-
SOU
22h 20m
2 stops
£561Delta
Thu, 12 Mar - Thu, 19 Mar
Delta Logo
08:50 - 22:54
SOU
-
BOS
18h 04m
2 stops
Delta Logo
06:00 - 08:20
BOS
-
SOU
22h 20m
2 stops
£565Delta
Sun, 15 Mar - Sun, 22 Mar
Virgin Atlantic Logo
17:45 - 07:15
SOU
-
BOS
41h 30m
2 stops
Virgin Atlantic Logo
13:00 - 17:05
BOS
-
SOU
24h 05m
2 stops
£602Virgin Atlantic
Sun, 22 Mar - Sun, 29 Mar
Delta Logo
17:45 - 19:55
SOU
-
BOS
30h 10m
1 stop
Delta Logo
20:25 - 08:35
BOS
-
SOU
31h 10m
1 stop
£667Delta
Fri, 20 Mar - Sat, 28 Mar
British Airways Logo
06:50 - 22:55
SOU
-
BOS
20h 05m
2 stops
British Airways Logo
17:10 - 07:35
BOS
-
SOU
10h 25m
1 stop
£735British Airways
Useful Info

Good to know - Cheap tickets from Portsmouth to Boston

Low seasonJanuary
Cheapest flight£454
Best time to beat the crowds (9% less expensive on average)
Most popular time to fly (19% 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)