$99 Cheap Flights from Seattle Paine Field Intl. Airport (PAE) to San Diego (SAN)

View $99 flight on Tue, Sep 9, 2025Opens in a new window

Popular airlines from Seattle Paine Field Intl. Airport (PAE) to San Diego Intl. Airport (SAN)

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Cheap Flights from Seattle Paine Field Intl. Airport to San Diego (PAE-SAN)

Prices were available within the past 7 days and start at $99 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Oct 28 - Wed, Nov 5
PAE
Seattle
SAN
San Diego
$157 Roundtrip, found 13 hours ago
$157
Roundtrip
found 13 hours ago
Select Hawaiian Airlines flight, departing Tue, Oct 28 from Seattle to San Diego, returning Wed, Nov 5, priced at $157 found 13 hours ago
Hawaiian Airlines
Sat, Nov 22 - Wed, Dec 3
PAE
Seattle
SAN
San Diego
$167 Roundtrip, found 1 day ago
$167
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, Nov 22 from Seattle to San Diego, returning Wed, Dec 3, priced at $167 found 1 day ago
Alaska Airlines
Fri, Sep 12 - Tue, Sep 16
PAE
Seattle
SAN
San Diego
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Sep 12 from Seattle to San Diego, returning Tue, Sep 16, priced at $177 just found
Hawaiian Airlines
Wed, Sep 3 - Tue, Sep 30
PAE
Seattle
SAN
San Diego
$180 Roundtrip, found 4 days ago
$180
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Sep 3 from Seattle to San Diego, returning Tue, Sep 30, priced at $180 found 4 days ago
Hawaiian Airlines
Tue, Aug 26 - Tue, Sep 16
PAE
Seattle
SAN
San Diego
$186 Roundtrip, found 6 days ago
$186
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Tue, Aug 26 from Seattle to San Diego, returning Tue, Sep 16, priced at $186 found 6 days ago
Alaska Airlines
Sat, Sep 6 - Wed, Sep 10
PAE
Seattle
SAN
San Diego
$187 Roundtrip, found 3 hours ago
$187
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Sat, Sep 6 from Seattle to San Diego, returning Wed, Sep 10, priced at $187 found 3 hours ago
Hawaiian Airlines
Mon, Nov 10 - Tue, Nov 18
PAE
Seattle
SAN
San Diego
$187 Roundtrip, found 1 day ago
$187
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Mon, Nov 10 from Seattle to San Diego, returning Tue, Nov 18, priced at $187 found 1 day ago
Hawaiian Airlines
Wed, Sep 3 - Sat, Oct 4
PAE
Seattle
SAN
San Diego
$190 Roundtrip, found 4 days ago
$190
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Sep 3 from Seattle to San Diego, returning Sat, Oct 4, priced at $190 found 4 days ago
Frontier Airlines
Fri, Sep 12 - Wed, Sep 17
PAE
Seattle
SAN
San Diego
$218 Roundtrip, just found
$218
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Sep 12 from Seattle to San Diego, returning Wed, Sep 17, priced at $218 just found
American Airlines
Tue, Sep 16 - Sat, Sep 20
PAE
Seattle
SAN
San Diego
$297 Roundtrip, found 1 hour ago
$297
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Sep 16 from Seattle to San Diego, returning Sat, Sep 20, priced at $297 found 1 hour ago

Find the cheapest month to fly from Seattle (PAE) to San Diego (SAN)

January is typically the cheapest month to fly

From $96 - $369 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $319
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from $319
0
Flights from Seattle Paine Field Intl. Airport (PAE) to San Diego (SAN)
Origin airport
Seattle Paine Field Intl. Airport
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Frontier Airlines, Hawaiian Airlines
Roundtrip price
$156
Distance
1081 mi

Seattle Paine Field Intl. Airport to San Diego Flights

The cheapest times to fly from Seattle Paine Field Intl. Airport to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle Paine Field Intl. Airport to San Diego are during the month of October. You can find some of the cheapest flights from Seattle Paine Field Intl. Airport to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle Paine Field Intl. Airport to San Diego

Sunday is one of the best days to book for cheap flights from Seattle Paine Field Intl. Airport to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle Paine Field Intl. Airport to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle Paine Field Intl. Airport to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $99 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle Paine Field Intl. Airport to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle Paine Field Intl. Airport to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN) cost?
Cheap round-trip flights from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN) start at $157. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Alaska Airlines flight leaving PAE on July 30 2025 and touching down at SAN. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from PAE to SAN?
The cheapest flights from PAE to SAN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN)?
If you're departing from Snohomish County - Paine Field Airport (PAE), you can catch a direct flight to San Diego Intl. Airport (SAN) with Alaska Airlines.
What is the cheapest airline that flies from PAE to SAN?
With fares starting at $98 for a one-way flight from PAE to SAN, Alaska Airlines is currently the cheapest carrier for this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from PAE on September 27 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN)?
On average, you'll only find 1 nonstop flight operating from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN) per day. If this doesn't work with your itinerary, check out flights with a layover. Just customize your search on Expedia to include one or more stops to discover a better alternative.
What are the most popular departure times for flights from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN)?
More passengers fly between PAE and SAN at 8 AM than at any other time. Prefer a quieter experience? Consider flying outside peak hours and you could save on your ticket as well.
What day of the week has the most flights from PAE to SAN?
Friday offers the most flights from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN). Consider jetting off on this day and you'll have the best chance of finding a departure that fits your itinerary.
What is the earliest flight from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN)?
The earliest flight out of Snohomish County - Paine Field Airport (PAE) is at around 8:15AM UTC-8. Catch this flight and you'll reach San Diego Intl. Airport (SAN) at approximately 11:03AM UTC-8. The total travel time is 2h 48m.
How long does it take to fly from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN)?
The average flight duration from PAE to SAN is 2 hours and 48 minutes, covering a distance of 1,100 mi.
What is the best time to fly from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN)?
To avoid possible delays on the Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Diego from Snohomish County - Paine Field Airport (PAE)?
Check out your flight options from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN). This is the only airport in San Diego you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN) last-minute?
Booking your flight from PAE to SAN just before your getaway is usually more expensive. But if you're flexible with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a PAE to SAN flight and hotel package?
Compared with arranging hotels and flights separately, booking a PAE to SAN flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and select from our wide range of stays, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN)?
If you booked your PAE to SAN flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.