Cheap flights from Philadelphia, PA to Portsmouth, MA
Flights starting at £150. Choose between Allegiant Air, Frontier Airlines, or Spirit Airlines to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Portsmouth
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
The most popular airlines for this route are Allegiant Air, Frontier Airlines, Spirit Airlines, BREEZE, and JetBlue Airways. Philadelphia and Portsmouth have 47 direct flights per week.
Check-in for a flight from Philadelphia to Portsmouth
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
BREEZE | MX | No | No | |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in Portsmouth
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 0°C | -6°C |
February | 1°C | -5°C |
March | 5°C | -1°C |
April | 11°C | 3°C |
May | 17°C | 8°C |
June | 21°C | 13°C |
July | 25°C | 17°C |
August | 25°C | 17°C |
September | 21°C | 13°C |
October | 15°C | 8°C |
November | 9°C | 2°C |
December | 3°C | -1°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Philadelphia
- Flights from Philadelphia to London
- Flights from Philadelphia to Manchester
- Flights from Philadelphia to San Juan
- Flights from Philadelphia to Las Vegas
- Flights from Philadelphia to Dublin
- Flights from Philadelphia to Orlando
- Flights from Philadelphia to Atlanta
- Flights from Philadelphia to Dallas
- Flights from Philadelphia to Denver
- Flights from Philadelphia to New Orleans
- Flights from Philadelphia to New York
- Flights from Philadelphia to Fort Lauderdale
- Flights from Philadelphia to Miami
- Flights from Philadelphia to Charlotte
- Flights from Philadelphia to Tampa
- Flights from Philadelphia to Detroit
- Flights from Philadelphia to Seattle
- Flights from Philadelphia to San Francisco
- Flights from Philadelphia to Boston
- Flights from Philadelphia to Austin
Flights to Portsmouth
- Flights from New York to Portsmouth
- Flights from Orlando to Portsmouth
- Flights from Las Vegas to Portsmouth
- Flights from Denver to Portsmouth
- Flights from Chicago to Portsmouth
- Flights from Miami to Portsmouth
- Flights from Los Angeles to Portsmouth
- Flights from Atlanta to Portsmouth
- Flights from Mexico City to Portsmouth
- Flights from Bogotá to Portsmouth
- Flights from Dallas to Portsmouth
- Flights from Phoenix to Portsmouth
- Flights from San Francisco to Portsmouth
- Flights from Cancún to Portsmouth
- Flights from Houston to Portsmouth
- Flights from San Juan to Portsmouth
- Flights from Washington, D.C. to Portsmouth
- Flights from Dhaka to Portsmouth
- Flights from Fort Lauderdale to Portsmouth
- Flights from London to Portsmouth
Popular routes
- Flights from Singapore to Jakarta
- Flights from Mahé to Columbia
- Flights from Pereira to Calabar
- Flights from Ipiales to Asunción
- Flights from Gulfport to Orlando
- Flights from West Palm Beach to Ironwood
- Flights from Portland to Carlsbad
- Flights from Carlsbad to Portland
- Flights from Geneva to Ayacucho
- Flights from London to Athens
- Flights from Oslo to Sørvágur
- Flights from Bratislava to Barisal
- Flights from Athens to Kumasi
Airports near Philadelphia
- John F. Kennedy International
- Newark Liberty International
- LaGuardia
- Philadelphia International
- Baltimore–Washington International
- Washington Dulles International
- New York Stewart International Airport
- Ronald Reagan Washington National
- Long Island MacArthur
- Trenton–Mercer