BOI

£697 Find Cheap Flights from Portsmouth to Boise

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 Boise departing on 21/7. 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
£902
Delta
Mon 31/8Tue 15/9
SOU - BOI • 2 stops
Cheapest one-way flight
£697
Multiple Airlines
Tue 21/7
SOU - BOI • 3 stops
Direct flights
Every day
You can fly direct with Alaska Airlines, American Airlines, and others. Average duration is 0
Direct flights
Direct flights
+1
+1
Direct flights
Direct flights
+1
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Portsmouth to Boise

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Portsmouth to Boise 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 Boise

Mon, 31 Aug - Tue, 15 Sep
Delta Logo
17:20 - 15:38
SOU
-
BOI
29h 18m
2 stops
Delta Logo
08:40 - 16:50
BOI
-
SOU
25h 10m
2 stops
£902Delta
Thu, 3 Sep - Sun, 13 Sep
Delta Logo
09:05 - 20:18
SOU
-
BOI
18h 13m
2 stops
Delta Logo
16:50 - 16:50
BOI
-
SOU
41h 00m
2 stops
£932Delta
Sun, 30 Aug - Mon, 14 Sep
Delta Logo
17:30 - 15:38
SOU
-
BOI
29h 08m
2 stops
Delta Logo
16:05 - 08:35
BOI
-
SOU
33h 30m
2 stops
£962Delta
Sat, 29 Aug - Tue, 15 Sep
Delta Logo
09:15 - 15:38
SOU
-
BOI
37h 23m
2 stops
Delta Logo
10:23 - 16:50
BOI
-
SOU
23h 27m
2 stops
£992Delta
Useful Info

Good to know - Cheap tickets from Portsmouth to Boise

Low seasonJanuary
Cheapest flight£697
Best time to beat the crowds (19% less expensive on average)
Most popular time to fly and prices are also 1% lower on average.
Flight from Southampton to Boise

When to book flights from Portsmouth to Boise

Are your dates flexible? Find out the best times to travel from Portsmouth to Boise 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 Boise

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

    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 Boise.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boise 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 Boise?

    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 Boise 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 Boise?

    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 Boise 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 Boise

Information on your arrival and departure airports

Boise (BOI)