How often are flights from Portland to San Diego delayed?

About 13% of weekly flights between Portland and San Diego have experienced delays in the past year, with the average delay time being 101 minutes.

Which airline has the best punctuality record on Portland to San Diego flights?

Over the past year, Alaska Airlines has had the lowest number of delays on this route, with just 13% of flights being delayed.

What is the most punctual flight time for Portland to San Diego flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday 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.

How long is the flight from Portland to San Diego?

Airlines like Alaska Airlines and Southwest fly from Portland to San Diego in about 6h 50m. The time it takes to get you to your destination can typically vary by up to 7h 05m. The distance from Portland to San Diego is about 1502 km. This flight may include one or multiple stops.

Weekly flight availability from Portland to San Diego

The most flights from PDX to SAN are scheduled on a Thursday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 mm per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What are the most reliable airlines from Portland to San Diego?

Before booking your flight to San Diego from Portland, check out the most reliable airlines to get you to your destination on time: Japan Airlines (71%), Icelandair (70%), Sun Country Air( 67%).

Can I find deals for flights from Portland to San Diego that include hotel bookings?

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

How can I find direct flights from Portland to San Diego?

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.

Can I find deals for business class 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.

C$ 95+ Cheap Flights from Portland to San Diego

Cheap flight deals from Portland to San Diego

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Portland to San Diego
Explore the most affordable flight options available from Portland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Tue 6/103:30 p.m. -

Nonstop2h 25m

Sat 10/104:55 p.m. -

Nonstop2h 40m

Deal found 7/9C$ 190

Thu 15/105:38 p.m. -

Nonstop2h 42m

Sat 24/103:40 p.m. -

Nonstop2h 38m

Deal found 3/9C$ 194

Sat 26/91:35 p.m. -

1 stop4h 35m

Wed 30/910:50 a.m. -

Nonstop2h 30m

Deal found 3/9C$ 198

Tue 27/1010:30 a.m. -

Nonstop2h 42m

Wed 28/102:10 p.m. -

Nonstop2h 41m

Deal found 3/9C$ 199

Sat 24/101:49 p.m. -

Nonstop2h 33m

Mon 26/106:53 a.m. -

Nonstop2h 38m

Deal found 3/9C$ 201

Mon 23/115:50 p.m. -

1 stop5h 04m

Wed 2/1211:06 a.m. -

1 stop7h 52m

Deal found 2/9C$ 217

Sat 3/107:00 a.m. -

2 stops5h 15m

Thu 8/107:00 p.m. -

1 stop4h 10m

Deal found 3/9C$ 219

Tue 6/106:40 a.m. -

2 stops4h 55m

Tue 13/104:15 p.m. -

2 stops5h 15m

Deal found 3/9C$ 231

Sun 15/117:18 a.m. -

Nonstop2h 35m

Tue 17/112:11 p.m. -

Nonstop2h 39m

Deal found 3/9C$ 238

Find flight deals from Portland to San Diego

Round-trip from	C$ 190
One-way from	C$ 95
Popular in	June
Cheapest in	September
Average price	C$ 311
Good one-way deal	C$ 499 or less

Southwest
6/10-10/10
Nonstop
5h 05m total
Portland to San Diego

Search Deals

Southwest
17/10-31/12
Nonstop
2h 25m total
Portland to San Diego

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (C$ 71 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a one-way flight from Portland to San Diego.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Sat 17/10

8:00 a.m.-10:25 a.m.

Nonstop2h 25m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 95

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Wed 7/10

9:03 a.m.-11:36 a.m.

Nonstop2h 33m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 95

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Mon 21/12

7:10 p.m.-11:53 p.m.

1 stop4h 43m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 109

Quickest round-trip

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Wed 2/12

10:15 a.m.-12:30 p.m.

Nonstop2h 15m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 137

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Sat 6/3

2:49 p.m.-5:24 p.m.

Nonstop2h 35m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 137

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Sun 25/10

7:09 a.m.-9:56 a.m.

Nonstop2h 47m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 144

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Fri 11/12

3:35 p.m.-5:55 p.m.

Nonstop2h 20m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 144

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Fri 5/3

7:50 p.m.-10:27 p.m.

Nonstop2h 37m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 144

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Tue 6/10

3:50 p.m.-10:05 p.m.

1 stop6h 15m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 151

PortlandSan Diego

PDX Portland - SAN San Diego

PDXSAN

Portland

Fri 4/12

11:32 a.m.-5:50 p.m.

1 stop6h 18m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 158

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from Portland to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Portland with our price prediction graph.

PDX-SAN

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to San Diego

Prices

Airlines

Delays

How far ahead should I book a flight from Portland to San Diego?

To ensure you get the cheapest price possible for a flight from Portland to San Diego, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Portland to San Diego?

Currently, September is the cheapest month in which you can book a flight from Portland to San Diego (average of C$ 311). Flying from Portland to San Diego in June is currently the most expensive (average of C$ 511). 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.

What is the cheapest time of day to fly from PDX to SAN?

When flying from Portland to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Portland to San Diego?

Airfare is below average for this route at the moment.

Portland to San Diego flights typically cost between C$ 235 and C$ 447 in October.
The cheapest round-trip price found within the last 5 days was C$ 190 on Southwest (6 Oct-10 Oct).

Related info for your journey

How long is the flight from Portland to San Diego?
Airlines like Alaska Airlines and Southwest fly from Portland to San Diego in about 6h 50m. The time it takes to get you to your destination can typically vary by up to 7h 05m. The distance from Portland to San Diego is about 1502 km. This flight may include one or multiple stops.
What are the most reliable airlines from Portland to San Diego?
Before booking your flight to San Diego from Portland, check out the most reliable airlines to get you to your destination on time: Japan Airlines (71%), Icelandair (70%), Sun Country Air( 67%).
Can I find deals for flights from Portland to San Diego that include hotel bookings?
Yes. In addition to deals on Portland to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to San Diego?
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.
Can I find deals for business class 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.
What is the cheapest month to book a flight from Portland to San Diego?
Currently, September is the cheapest month in which you can book a flight from Portland to San Diego (average of C$ 311). Flying from Portland to San Diego in June is currently the most expensive (average of C$ 511). 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.

See more FAQs

El Cajon

La Mesa

Borrego Springs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to California

Flights by cabin class

Other flight options

Other flights from Portland

Popular flights

San Diego flight routes

Alternative routes for Portland to San Diego

Portland to Los Angeles flights

Portland to San Francisco flights

Fly with Cheapflights

How does Cheapflights help users find flights from Portland to San Diego?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Diego from Portland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Portland to San Diego?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Diego from Portland.

Can Cheapflights find flights from Portland to San Diego with no change fees?

Need flexible booking options for your flight to San Diego from Portland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Portland to San Diego become cheaper?

Not ready to book yet? You can track prices for flights from Portland to San Diego on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Portland to San Diego from C$ 95

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portland to San Diego

Cheapest flights from Portland to San DiegoExplore the most affordable flight options available from Portland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Explore the most affordable flight options available from Portland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Portland to San DiegoDiscover carefully curated flight deals from Portland to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Discover carefully curated flight deals from Portland to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Direct flights from Portland to San DiegoExplore direct flight options from Portland to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Explore direct flight options from Portland to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Last-minute flights from Portland to San DiegoDiscover last-minute flight deals from Portland to San Diego. Data last updated 7 September 2026 and is based on user searches.

Discover last-minute flight deals from Portland to San Diego. Data last updated 7 September 2026 and is based on user searches.

One-way flights from Portland to San DiegoSearch for one-way flight options from Portland to San Diego. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Search for one-way flight options from Portland to San Diego. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Find flight deals from Portland to San Diego

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to San Diego that are best for you.

Best time to book a flight from Portland to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Portland with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Portland to San Diego?

To ensure you get the cheapest price possible for a flight from Portland to San Diego, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Portland to San Diego?

What is the cheapest time of day to fly from PDX to SAN?

When flying from Portland to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Portland to San Diego?

Airfare is below average for this route at the moment.

Portland to San Diego flights typically cost between C$ 235 and C$ 447 in October.The cheapest round-trip price found within the last 5 days was C$ 190 on Southwest (6 Oct-10 Oct).

Weekly flight availability from Portland to San Diego

The most flights from PDX to SAN are scheduled on a Thursday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Portland to San Diego delayed?

About 13% of weekly flights between Portland and San Diego have experienced delays in the past year, with the average delay time being 101 minutes.

What is the most punctual flight time for Portland to San Diego flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday 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.

Which airline has the best punctuality record on Portland to San Diego flights?

Over the past year, Alaska Airlines has had the lowest number of delays on this route, with just 13% of flights being delayed.

Related info for your journey

How long is the flight from Portland to San Diego?

What are the most reliable airlines from Portland to San Diego?

Can I find deals for flights from Portland to San Diego that include hotel bookings?

How can I find direct flights from Portland to San Diego?

Can I find deals for business class flights from Portland to San Diego?

What is the cheapest month to book a flight from Portland to San Diego?

Travelling to a place near San Diego?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to California

Book a non-stop flight to one of these other cities located in California.

Search flights from Portland to San Diego by cabin class

Find flights from Portland to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portland and San Diego flights

Browse other Portland and San Diego flight options. Last updated on 7 September 2026.

Other flights from Portland

Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on 7 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to San Diego

Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 7 September 2026.

Fly with Cheapflights

How does Cheapflights help users find flights from Portland to San Diego?

Why should you use Cheapflights to find cheap flight tickets from Portland to San Diego?

Can Cheapflights find flights from Portland to San Diego with no change fees?

Can Cheapflights notify me if prices for flights from Portland to San Diego become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Portland to San Diego
Explore the most affordable flight options available from Portland to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Portland to San Diego
Discover carefully curated flight deals from Portland to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Direct flights from Portland to San Diego
Explore direct flight options from Portland to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Last-minute flights from Portland to San Diego
Discover last-minute flight deals from Portland to San Diego. Data last updated 7 September 2026 and is based on user searches.

One-way flights from Portland to San Diego
Search for one-way flight options from Portland to San Diego. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Portland to San Diego flights typically cost between C$ 235 and C$ 447 in October.
The cheapest round-trip price found within the last 5 days was C$ 190 on Southwest (6 Oct-10 Oct).