What is the cheapest month to fly from Portsmouth to Columbus?

Based on current 6-month forward fare data, June 2026 is the cheapest month to fly from Portsmouth (PSM) to Columbus (CMH), with fares starting from $388.

What is the lowest current fare from PSM to CMH?

The lowest currently-listed fare from Portsmouth (PSM) to Columbus (CMH) is $388 on 2026-06-07.

Is there a direct flight from Portsmouth to Columbus?

There is currently no non-stop service from PSM to CMH. Most travellers connect through a hub airport. See our route page for current stopover options.

Cheap flights from Portsmouth to Columbus

Cheapest current fares: $388 in June 2026 on connecting flights.

Last updated May 26, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Portsmouth (PSM) to Columbus (CMH). Refreshed daily.

Portsmouth (PSM) → Columbus (CMH)

June 2026 $388

Frequently asked questions

What is the cheapest month to fly from Portsmouth to Columbus?

Based on current 6-month forward fare data, June 2026 is the cheapest month to fly from Portsmouth (PSM) to Columbus (CMH), with fares starting from $388.
What is the lowest current fare from PSM to CMH?

The lowest currently-listed fare from Portsmouth (PSM) to Columbus (CMH) is $388 on 2026-06-07.
Is there a direct flight from Portsmouth to Columbus?

There is currently no non-stop service from PSM to CMH. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.