Find cheap flights to Portsmouth
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Cheapest time to fly from Columbus to Portsmouth
Flexible with dates? We find the best prices for the week around your selected date. Prices may vary after you search.
One-way
| Sat, Aug 15 - Sat, Aug 15 | CA$1,275 |
| Sun, Aug 16 - Sun, Aug 23 | CA$741 |
| Mon, Aug 24 - Mon, Aug 31 | CA$594 |
| Tue, Sep 1 - Mon, Sep 7 | CA$463 |
| Tue, Sep 8 - Tue, Sep 15 | CA$444 |
| Wed, Sep 16 - Wed, Sep 23 | CA$445 |
| Thu, Sep 24 - Wed, Sep 30 | CA$497 |
| Thu, Oct 1 - Wed, Oct 7 | CA$497 |
| Thu, Oct 8 - Thu, Oct 15 | CA$468 |
| Fri, Oct 16 - Fri, Oct 23 | CA$447 |
| Sat, Oct 24 - Sat, Oct 31 | CA$445 |
Round-trip
| Sat, Aug 15 - Sat, Aug 15 | CA$1,560 |
| Sun, Aug 16 - Sun, Aug 23 | CA$1,038 |
| Mon, Aug 24 - Mon, Aug 31 | CA$950 |
| Tue, Sep 1 - Mon, Sep 7 | CA$808 |
| Tue, Sep 8 - Tue, Sep 15 | CA$795 |
| Wed, Sep 16 - Wed, Sep 23 | CA$815 |
| Thu, Sep 24 - Wed, Sep 30 | CA$815 |
| Thu, Oct 1 - Wed, Oct 7 | CA$861 |
| Thu, Oct 8 - Thu, Oct 15 | CA$833 |
| Fri, Oct 16 - Fri, Oct 23 | CA$733 |
| Sat, Oct 24 - Sat, Oct 31 | CA$719 |
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 | 22°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
Flight connections and travel options
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Top airlines flying to Portsmouth
Compare leading airlines serving Portsmouth.
Airports in and near Portsmouth
Portsmouth’s main airport is the primary hub, with nearby airports offering additional options.
- Logan International airport (BOS)
- Bradley International airport (BDL)
- Rhode Island T. F. Green Int'l Airport airport (PVD)
- Portland International Jetport airport (PWM)
- Manchester–Boston Regional airport (MHT)
- Bangor International airport (BGR)
- Burlington International airport (BTV)
- Portsmouth International Airport at Pease airport (PSM)
- Martha's Vineyard airport (MVY)
- Nantucket Memorial airport (ACK)
- Hancock County-Bar Harbor airport (BHB)
- Knox County Regional airport (RKD)
- Barnstable Municipal airport (HYA)
- Augusta State airport (AUG)
- Rutland–Southern Vermont Regional airport (RUT)
- Lebanon Municipal airport (LEB)
Popular flights from Portsmouth
Find cheap tickets from Portsmouth to the top departure hubs