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Cheap Flights from Portland to San Diego

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Compare Portland to San Diego flight deals

Find the cheapest month or even day of the year to fly to San Diego

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Flight deals from Portland to San Diego

Looking for a cheap last-minute deal or the best return flight from Portland to San Diego? Find the lowest prices on one-way and return tickets right here.
San Diego.Rs10,701 per passenger.Departing Wed, 4 Jun.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Portland on Wed, 4 Jun, arriving in San Diego International.Price includes taxes and charges.From Rs10,701, select.
San Diego.Rs16,581 per passenger.Departing Tue, 29 Jul.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Portland on Tue, 29 Jul, arriving in San Diego International.Price includes taxes and charges.From Rs16,581, select.
San Diego.Rs21,345 per passenger.Departing Mon, 4 Aug.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Portland on Mon, 4 Aug, arriving in San Diego International.Price includes taxes and charges.From Rs21,345, select.
San Diego.Rs22,971 per passenger.Departing Tue, 2 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Portland on Tue, 2 Sep, arriving in San Diego International.Price includes taxes and charges.From Rs22,971, select.
San Diego.Rs23,895 per passenger.Departing Fri, 30 May.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Portland on Fri, 30 May, arriving in San Diego International.Price includes taxes and charges.From Rs23,895, select.
San Diego.Rs24,865 per passenger.Departing Sat, 7 Jun.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Portland on Sat, 7 Jun, arriving in San Diego International.Price includes taxes and charges.From Rs24,865, select.
San Diego.Rs25,855 per passenger.Departing Wed, 20 Aug.One-way flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Portland on Wed, 20 Aug, arriving in San Diego International.Price includes taxes and charges.From Rs25,855, select.
San Diego.Rs25,855 per passenger.Departing Tue, 7 Oct.One-way flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Portland on Tue, 7 Oct, arriving in San Diego International.Price includes taxes and charges.From Rs25,855, select.

Find the cheapest month to fly from Portland to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to San Diego flights are currently cheapest in June.
May
from Rs23,895
Jun
from Rs10,701
Jul
from Rs16,581
Aug
from Rs21,345
Sep
from Rs22,971
Oct
from Rs25,855
Nov
from Rs75,368
Dec
from Rs34,564
Jan
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Feb
Find prices
Mar
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Apr
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Direct flights from Portland to San Diego

Alternative Portland to San Diego routes

Looking for the cheapest, fastest or easiest route from Portland to San Diego? You could fly into the following airports instead.

Portland to San Diego: Flight information

The things to know before you go.
Cheapest flight foundRs10,701
Cheapest month to flyJune
Average flight time2 hrs, 33 mins
Most popular airlineHawaiian Airlines
Average flights per week79

Finding cheap flights from Portland to San Diego: Frequently asked questions

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Portland to San Diego is Rs28,101. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 33 minutes is the average flight time from Portland to San Diego.
Hawaiian Airlines, Alaska Airlines and Japan Airlines fly direct from Portland to San Diego.
As of May 2025, there are 158 flights per week flying from Portland to San Diego.
The cheapest month to fly from Portland to San Diego is usually May 2025.
If you're flying from Portland Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from Rs28,101.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to San Diego on Saturday, 7 June 2025.
Yes – the average flight time is 2 hours and 33 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 17°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
Currently, Spirit Airlines and Hawaiian Airlines offer the cheapest flight tickets to San Diego.

Flying from Portland International Airport (PDX) to San Diego: what you need to know

  • Expect to be in the air for 2 hours 45 minutes. On average, that's the duration of a direct flight from Portland International Airport to San Diego.

  • San Diego's timezone is UTC-7, which is the same as Portland (the location of Portland International Airport).

  • With 33 flights a week between the two airports, Portland International Airport (PDX) to San Diego International Airport (SAN) is the most popular route. Alaska Airlines operates the earliest flight at 07:00. If you're eager to make the most of your day before you fly, the last flight from PDX to SAN is with Alaska Airlines at 21:30.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and an hour before domestic departures. That way, you can comfortably board your PDX to San Diego flight.

  • Delays at check-in and security are more likely if you're flying during high season, so give yourself even more breathing space. A good general rule for peak periods? Arrive up to four hours ahead for international flights and two hours for domestic departures.

  • Direct Portland International Airport to San Diego tickets are available for booking. San Diego International Airport (SAN) is where you'll be touching down.

  • Alaska Airlines is a leading airline that operates direct flights from Portland International Airport to San Diego.

  • PDX is about 10 kilometres from central Portland. If you're ride-sharing, driving or catching a cab from the centre, it'll take 20 minutes or so to get there, depending on traffic. If you're taking public transport, expect the journey time to be around 45 minutes.

  • Want a hassle-free start to your travels? Stay near PDX. Whether you have an early flight from Portland International Airport to San Diego or don't want departure day to feel hectic, these hotels are all about convenience:

  • Portland International Airport maintains a strong on-time record, reducing your chances of a delayed flight. Departures from PDX arrive on schedule 83.65% of the time.

  • You'll find PDX at 7000 NE Airport Way.

How to find the cheapest flights from Portland International Airport (PDX) to San Diego

  • Rs10,701 is the lowest price we've seen for a one-way Portland International Airport to San Diego flight. A return ticket right now is Rs28,101. Depending on how early you book and the availability, these fares could change.

  • Get cheap flights from PDX to San Diego by booking one month ahead. Based on our research, that's the sweet spot for landing a bargain.

  • Plan your trip for May. That's the best month for scoring an incredible deal on Portland International Airport to San Diego tickets. If you're open to different travel dates, use the 'Whole month' tool to access the lowest price across each month.

  • Picking up a cheap flight from PDX to San Diego is easy with Price Alerts. Simply create one of these automatic notifications and we'll notify you when a new discount appears.

  • Tailor your flights with filters. Choose your ideal arrival and departure times, total journey duration and airlines. You can also sort results by 'Cheapest,' 'Best' or 'Fastest' flights from Portland International Airport to San Diego.

Airports in San Diego

San Diego International Airport (SAN)

  • The distance from San Diego International Airport (SAN) to central San Diego is roughly 5 kilometres. It takes about 10 minutes to get to the centre driving.

  • If you're taking public transport, expect a journey time of around 20 minutes.

  • If you're arriving on a late flight from Portland International Airport to San Diego, nothing beats the convenience of staying near the terminal. Collect your bags from the carousel and then be showered and resting not long after at one of these hotels near SAN:

  • Travel at your own pace with a San Diego International Airport rental car. Book your wheels from Thrifty, Dollar or Budget and chase adventure across San Diego and beyond.

  • For the best deal, reserve your vehicle from San Diego International Airport around two weeks in advance of your flight from PDX to San Diego.

  • You'll find SAN at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • The centre of San Diego is about 56 kilometres from McClellan-Palomar Airport (CLD). Once your flight from Portland International Airport to San Diego has hit the runway and you've made your way to arrivals, the drive should take about 40 minutes.

  • The journey will take roughly 2 hours 15 minutes on public transport.

  • You'll find some great places to drop your things at near CLD. Kick back and get cosy after your PDX to San Diego flight at any of these perfectly located options:

  • The fastest way to get to where you're going is with a McClellan-Palomar Airport rental car. Grab your wheels from Budget, Hertz or Avis and be off and running.

  • Avoid filling out paperwork at the rental desk by having everything prearranged. Secure your ride from CLD a few weeks in advance so you can just collect the keys and drive away.

Best time to go to San Diego

  • Plan your trip to San Diego during the high season if you want a busy atmosphere, but remember that prices tend to be higher. Alternatively, book your flights from Portland International Airport to San Diego in the low season when prices are cheaper and crowds are smaller.

  • Lock in a Portland International Airport to San Diego flight ticket with a departure in August to visit the city during its warmest month. You can expect temperatures to range from 17ºC to 28ºC.

  • If you want to travel in cooler conditions, look for a cheap ticket from PDX to San Diego in February when temperatures average between 7ºC and 23ºC.

More about San Diego

  • When it comes to searching for somewhere to rest your head, you'll find the top stays in San Diego right here. Browse these hotels after you've booked your flight from Portland International Airport to San Diego:

  • USS Midway Museum and San Diego Zoo are a couple of popular attractions to put on your San Diego travel itinerary. Keep the momentum going by heading to SeaWorld San Diego.

Explore more of United States

  • You've done San Diego, now it's time to discover other corners of United States. Travel around 177 kilometres north-west to Los Angeles to tick off its must-visit sights. From Griffith Observatory to The Broad and La Brea Tar Pits & Museum, your itinerary will be busy.

  • If you're interested in discovering another great destination in United States, head for Phoenix, about 483 kilometres east of San Diego. Desert Botanical Garden, Heard Museum and Papago Park are key highlights.

Plan the rest of your trip from Portland to San Diego

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.