Cheap Flights from San Diego, CA to Portland, ME from $254
On Cheapflightsplus.com you will find 30 connecting flights from San Diego to Portland. You can compare airfare deals from 3 airlines and multiple travel sites from $254, book and save on cheap plane tickets and last minute offers. Also check out SAN-PWM flight schedule to find best flight time, convenient departure and arrival airports.
Flight Information
Below we will explain in detail what the flights cost on the destination from San Diego to Portland depends on and how to choose the most interesting flight option for you.
Distance between San Diego and Portland is 4212 miles. Time difference between the cities is 3h. Airplanes depart 06:15 to 22:30 from 11 San Diego airport and arrive 06:15 to 22:30 to 1 Portland airport. Average flight time is 20h 14m.
- The fastest flight 7h 54m
- Average flight time 20h 14m
- The earliest flight 06:15
- The latest flight 22:30
- Distance 2618 ml
Best Flights from San Diego to Portland Today
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $254 | 22:30 San Diego San Diego | 09:24+1 день Portland Portland Intl Jetport | 7h 54m layover 1h 5m - Newark | United Airlines | UA1827 UA3514 |
| from $279 | 12:42 San Diego San Diego | 23:59 Portland Portland Intl Jetport | 8h 17m layover 1h 11m - Washington D.C. | Alaska Airlines | AS14 AS6018 |
| from $317 | 08:00 San Diego San Diego | 23:14 Portland Portland Intl Jetport | 12h 14m layover 2h 2m - San Francisco 1h 15m - Newark | United Airlines | UA2863 UA2863 UA2127 |
| from $421 | 06:15 San Diego San Diego | 09:43+1 день Portland Portland Intl Jetport | 24h 28m layover 3h 43m - Las Vegas 10h 19m - Tampa | Spirit Airlines | NK1153 MX149 MX138 |
The cheapest months to travel to Portland are august (from 254 $), july (from 277 $), june (from 280 $).
The most expensive months are november (from 503 $), may (from 378 $), june (from 280 $).
What is the lowest airfare San Diego to Portland?
The cheapest plane ticket found by our users is $254. This airfare is for economy class on one-way UA427 flight by United Airlines for July 25, 2025 which leaves San Diego in San Diego at 21:40 am and arrives at Portland Portland Intl Jetport at 09:24.
Flight Schedule San Diego (California) to Portland (Maine)
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Popular Airlines on the Route
The flight San Diego — Portland is served by 3 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Alaska Airlines - 1 departures per week at the price of from $ 279 . And the most expensive tickets are offered by United Airlines airline - from $ 1508.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 30 flights with layovers on the route. The fastest connecting flight is UA1827 by United Airlines takes 7h 54m and the cheapest is UA427 by United Airlines for $254.
- AS - Alaska Airlinesfrom $279Find
- UA - United Airlinesfrom $254Find
- NK - Spirit Airlinesfrom $421Find
Airports
You can fly from San Diego to Portland from 11 airports (San Diego, San Diego Regional, Gillespie Field, Golden Triangle Reg., El Cajon, Lowndes County, Miramar NAS, Montgomery Field, North Island NAS, Brown Field Municipal, AFB).
San Diego airports
- San Diego-SANfrom $254Find
- San Diego Regional-USAFind
- Gillespie Field-SEEFind
- Golden Triangle Reg.-GTRFind
- El Cajon-CJNFind
- Lowndes County-UBSFind
- Miramar NAS-NKXFind
- Montgomery Field-MYFFind
- North Island NAS-NZYFind
- Brown Field Municipal-SDMFind
- AFB-CBMFind
Portland airports
- Portland Intl Jetport-PWMFind
Airplanes
There are flights to Portland from San Diego by 3 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from San Diego
You may also consider searching for discounted plane tickets to some other popular places from San Diego within United States.
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Top International Destinations from San Diego
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
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How to book a plane ticket yourself?
- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
- Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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