What is the cheapest month to fly from Los Angeles to Portsmouth?

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Los Angeles (LAX) to Portsmouth (PSM), with fares starting from $224.

What is the lowest current fare from LAX to PSM?

The lowest currently-listed fare from Los Angeles (LAX) to Portsmouth (PSM) is $224 on 2026-05-29.

Is there a direct flight from Los Angeles to Portsmouth?

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

Cheap flights from Los Angeles to Portsmouth

Cheapest current fares: $224 in May 2026 on connecting flights.

Last updated May 26, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Los Angeles (LAX) to Portsmouth (PSM). Refreshed daily.

Los Angeles (LAX) → Portsmouth (PSM)

May 2026 $224

Frequently asked questions

What is the cheapest month to fly from Los Angeles to Portsmouth?

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Los Angeles (LAX) to Portsmouth (PSM), with fares starting from $224.
What is the lowest current fare from LAX to PSM?

The lowest currently-listed fare from Los Angeles (LAX) to Portsmouth (PSM) is $224 on 2026-05-29.
Is there a direct flight from Los Angeles to Portsmouth?

There is currently no non-stop service from LAX to PSM. 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.