Cheap flights from Portsmouth

View AU$71 flight on Wed, 10 Dec 2025Opens in a new window

Popular airlines from Portsmouth

  • JetBlue Airways

    JetBlue Airways

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Air Canada

    Air Canada

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Portsmouth

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 4 Nov - Tue, 11 Nov
BOS
Boston
JFK
New York
AU$150 Return, found 19 hours ago
AU$150
Return
found 19 hours ago
Select American Airlines flight, departing Tue, 4 Nov from Boston to New York, returning Tue, 11 Nov, priced at AU$150 found 19 hours ago
American Airlines
Thu, 4 Dec - Thu, 11 Dec
BOS
Boston
JFK
New York
AU$166 Return, found 1 day ago
AU$166
Return
found 1 day ago
Select American Airlines flight, departing Thu, 4 Dec from Boston to New York, returning Thu, 11 Dec, priced at AU$166 found 1 day ago
Delta
Thu, 4 Dec - Thu, 11 Dec
BOS
Boston
ORD
Chicago
AU$181 Return, found 1 day ago
AU$181
Return
found 1 day ago
Select Delta flight, departing Thu, 4 Dec from Boston to Chicago, returning Thu, 11 Dec, priced at AU$181 found 1 day ago
American Airlines
Thu, 4 Dec - Thu, 11 Dec
BOS
Boston
ORD
Chicago
AU$181 Return, found 1 day ago
AU$181
Return
found 1 day ago
Select American Airlines flight, departing Thu, 4 Dec from Boston to Chicago, returning Thu, 11 Dec, priced at AU$181 found 1 day ago
American Airlines
Tue, 20 Jan - Wed, 21 Jan
BOS
Boston
JFK
New York
AU$196 Return, found 1 day ago
AU$196
Return
found 1 day ago
Select American Airlines flight, departing Tue, 20 Jan from Boston to New York, returning Wed, 21 Jan, priced at AU$196 found 1 day ago
Delta
Thu, 4 Dec - Thu, 11 Dec
BOS
Boston
JFK
New York
AU$212 Return, found 1 day ago
AU$212
Return
found 1 day ago
Select Delta flight, departing Thu, 4 Dec from Boston to New York, returning Thu, 11 Dec, priced at AU$212 found 1 day ago
American Airlines
Thu, 1 Jan - Wed, 7 Jan
BOS
Boston
JFK
New York
AU$220 Return, found 15 hours ago
AU$220
Return
found 15 hours ago
Select American Airlines flight, departing Thu, 1 Jan from Boston to New York, returning Wed, 7 Jan, priced at AU$220 found 15 hours ago
JetBlue Airways
Tue, 4 Nov - Tue, 11 Nov
BOS
Boston
JFK
New York
AU$234 Return, found 19 hours ago
AU$234
Return
found 19 hours ago
Select JetBlue Airways flight, departing Tue, 4 Nov from Boston to New York, returning Tue, 11 Nov, priced at AU$234 found 19 hours ago
United
Thu, 4 Dec - Thu, 11 Dec
BOS
Boston
ORD
Chicago
AU$289 Return, found 1 day ago
AU$289
Return
found 1 day ago
Select United flight, departing Thu, 4 Dec from Boston to Chicago, returning Thu, 11 Dec, priced at AU$289 found 1 day ago
Alaska Airlines
Wed, 10 Dec - Fri, 12 Dec
BOS
Boston
JFK
New York
AU$721 Return, found 2 days ago
AU$721
Return
found 2 days ago
Select Alaska Airlines flight, departing Wed, 10 Dec from Boston to New York, returning Fri, 12 Dec, priced at AU$721 found 2 days ago

Travel information

Flights from Portsmouth: Essential Travel Information

Cheapest flight from Portsmouth
AU$150 (roundtrip)
Best airlines to fly from Portsmouth
American Airlines, Delta, United, JetBlue Airways, Alaska Airlines
Cheapest month to fly from Portsmouth
November
Portsmouth IATA code
BOS
Portsmouth Country/State
New Hampshire
Airline ticket deals from Portsmouth
AU$150 - AU$721

Explore a world of travel with Expedia

*Available to Expedia members.