Alaska's Wi-Fi offers a flat fee, great for getting work done on flights.
Alaska's Premium Class offers extra legroom and free cocktails, enhancing comfort.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $161 (Kiwi.com) |
One-way from | $101 (United Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $341 |
Good round-trip deal | $197 or less |
Good one-way deal | $158 or less |
Fly from
Fly to
Route
Depart
Return
Price
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Sat 3/28
5:32 pm-8:11 pm
Nonstop2h 39m
San Diego
Tue 3/31
8:00 am-1:48 pm
1 stop5h 48m
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Tue 2/24
2:35 pm-7:55 pm
1 stop5h 20m
San Diego
Sat 2/28
7:00 am-9:50 am
Nonstop2h 50m
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Tue 2/3
7:45 am-12:49 pm
1 stop5h 04m
San Diego
Tue 2/10
11:10 am-6:10 pm
1 stop7h 00m
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Wed 3/25
9:00 am-4:56 pm
1 stop7h 56m
San Diego
Tue 3/31
8:00 am-1:48 pm
1 stop5h 48m
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Wed 2/11
5:40 pm-8:11 pm
Nonstop2h 31m
San Diego
Fri 2/20
9:08 pm-11:57 pm
Nonstop2h 49m
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Fri 1/30
10:34 am-1:01 pm
Nonstop2h 27m
San Diego
Tue 2/3
10:55 am-1:43 pm
Nonstop2h 48m
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Tue 2/24
7:30 am-5:29 pm
2 stops9h 59m
San Diego
Tue 3/3
7:45 am-12:38 pm
1 stop4h 53m
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Mon 1/26
5:30 am-12:46 pm
1 stop7h 16m
San Diego
Tue 1/27
2:55 pm-8:40 pm
1 stop5h 45m
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Tue 1/20
5:25 pm-10:47 pm
1 stop5h 22m
San Diego
Sun 1/25
7:00 am-6:50 pm
1 stop11h 50m
PortlandSan Diego
PDX - SAN
PDXSAN
Portland
Sun 3/8
3:52 pm-11:03 pm
1 stop7h 11m
San Diego
Sat 3/14
10:29 am-4:50 pm
1 stop6h 21m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, October is the cheapest month in which you can book a flight from Portland to San Diego (average of $50). Flying from Portland to San Diego in March is currently the most expensive (average of $138). 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.
When flying from Portland to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 15% versus a flight in the morning.
Travelers seeking maximum savings on their Portland to San Diego flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
About 12% of weekly flights between Portland and San Diego have experienced delays in the past year, with the average delay time being 105 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Alaska Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
Las Vegas (LAS) – chosen by Cheapflights users on 79% of 1-stop itineraries from Portland to San Diego on Cheapflights.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $110.
Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 6h 24m.
Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 2h 12m.
Entertainment
Comfort
Crew
Food
Boarding
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Entertainment
Comfort
Crew
Food
Boarding
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Entertainment
Comfort
Crew
Food
Boarding
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Entertainment
Comfort
Crew
Food
Boarding
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Entertainment
Comfort
Crew
Food
Boarding
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
Entertainment
Comfort
Crew
Food
Boarding
Overall
Reviews
Anonymous,Nov 2025
PDX - BNA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$87 | Average$146 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$90 | Average$155 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$152 | Average$216 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$158 | Average$332 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$159 | Average$293 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$166 | Average$261 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$177 | Average$297 | FlexibilityNo cancel fee | On-time85% |