$180+ Cheap flights from Portland, ME to San Diego (PWM - SAN)

For as low as $364, United Airlines can have you in San Diego from Portland, Maine in 9h 36m. The distance between Portland, Maine and San Diego is about 2616 mi. Both multi-stop and nonstop flights can be found to your destination and back.

Delta, at $311, was found to be the cheapest airline from Portland, Maine to San Diego.Alternate airlines to your destination round-trip include American Airlines and Southwest. These flights start at 38% lower than the current average price 3 months from now.

One-way options have recently been found by users for as low as $101 on American Airlines. Other airlines that offer cheap prices include Delta from $156 and Southwest from $168 one-way.

Yes. In addition to deals on Portland to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to San Diego.

Yes. Cheapflights offers flight deals from Portland to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Currently, March is the cheapest month in which you can book a flight from Portland, Maine to San Diego (average of $118). Flying from Portland, Maine to San Diego in July is currently the most expensive (average of $197). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.