Flights to Portsmouth, MA, United States
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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 | 9°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 | -2°C |
14 day forecast
Cheapest month to fly to Portsmouth
Explore price trends for trips to Portsmouth
Showing prices in USD
Annual Avg. Price | 54 USD |
September 2025 | 53 USD |
October 2025 | 45 USD |
November 2025 | 53 USD |
December 2025 | 56 USD |
January 2026 | 53 USD |
February 2026 | 56 USD |
March 2026 | 56 USD |
April 2026 | 56 USD |
May 2026 | 56 USD |
Airlines flying to Portsmouth
Best airlines flying to Portsmouth
- Qatar Airways
- Alaska Airlines
- China Southern Airlines
- Copa Airlines
- SunExpress
- Korean Air
- WestJet
- World2fly
- Virgin Australia Airlines
- Air India Limited
- ZIPAIR
- flynas
- TAP Portugal
- Air France
- Eurowings
- Air Niugini
- Ryanair
- SAS
- TUI fly Belgium
- Frontier Airlines