Cheap flights from Chicago, IL to Portsmouth, MA
Flights starting at £154. 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.
Travelers usually depart from O Hare International, Chicago Midway International, or Chicago Rockford International when they travel from Chicago to Portsmouth. The most popular airlines for this route are Allegiant Air, Frontier Airlines, Spirit Airlines, and BREEZE. Chicago and Portsmouth have 55 direct flights per week.
Check-in for a flight from Chicago 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 |
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 Chicago
- Flights from Chicago to London
- Flights from Chicago to Manchester
- Flights from Chicago to Athens
- Flights from Chicago to Dublin
- Flights from Chicago to New York
- Flights from Chicago to Las Vegas
- Flights from Chicago to Vilnius
- Flights from Chicago to Los Angeles
- Flights from Chicago to Denver
- Flights from Chicago to Orlando
- Flights from Chicago to Minneapolis
- Flights from Chicago to Barcelona
- Flights from Chicago to Austin
- Flights from Chicago to Edinburgh
- Flights from Chicago to San Francisco
- Flights from Chicago to Paris
- Flights from Chicago to Nashville
- Flights from Chicago to Atlanta
- Flights from Chicago to Glasgow
- Flights from Chicago to Riga
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 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 Philadelphia 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 Bangkok to Chiang Mai
- Flights from Lucknow to Chișinău
- Flights from London to New York
- Flights from Lancaster to Cleveland
- Flights from Tirana to A Coruña
- Flights from Charlottesville to Fort Lauderdale
- Flights from Portsmouth to Chicago
- Flights from Columbus to Show Low
- Flights from Khon Kaen to Cape Town
- Flights from Saint Barthélemy to Erbil
- Flights from Minneapolis to Sioux City
- Flights from Antananarivo to David, Chiriquí
- Flights from Lamezia Terme to Kathmandu
Airports near Chicago
- O Hare International
- Chicago Midway International
- General Mitchell International
- Gerald R. Ford International
- Dane County Regional
- General Wayne A. Downing Peoria International
- Chicago Rockford International
- Fort Wayne International
- South Bend International
- Muskegon County