$69+ Cheap flights from San Diego to Seattle (SAN - SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Diego to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.The best prices from San Diego to Seattle/Tacoma Intl are usually found in January or October, booked 55 days in advance, depart on a Friday or Thursday and return on a Tuesday
Cheap flight deals from San Diego to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 13, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $131 (FlightHub) |
One-way from | $69 (FlightHub) |
Popular in | July |
Cheapest in | January |
Average price | $247 |
Good round-trip deal | $244 or less |
Good one-way deal | $130 or less |
Find flight deals from San Diego to Seattle
Cheapest flights from San Diego to SeattleExplore the most affordable flight options available from San Diego to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2025.
Explore the most affordable flight options available from San Diego to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2025.
This FlightHub deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Cheapflightsfares deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Alaska Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from San Diego to Seattle within your budget
Customize your flight search to find flights from San Diego to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2025.
Fly from
Fly to
Route
Depart
Return
Price
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Sat 5/3
6:15 am-11:35 am
1 stop5h 20m
Seattle/Tacoma Intl
Sat 5/10
6:00 am-12:13 am
1 stop18h 13m
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Thu 3/6
6:15 am-11:46 am
1 stop5h 31m
Seattle/Tacoma Intl
Sun 3/9
12:41 pm-7:30 am
1 stop18h 49m
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Sat 3/1
12:48 pm-12:02 pm
1 stop23h 14m
Seattle/Tacoma Intl
Tue 3/4
3:48 pm-7:18 pm
1 stop27h 30m
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Thu 3/6
6:15 am-11:18 am
1 stop5h 03m
Seattle/Tacoma Intl
Tue 3/11
4:24 pm-7:10 pm
Nonstop2h 46m
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Wed 3/12
3:35 pm-6:43 pm
Nonstop3h 08m
Seattle/Tacoma Intl
Tue 3/18
3:15 pm-6:06 pm
Nonstop2h 51m
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Tue 3/11
8:23 am-3:13 pm
1 stop6h 50m
Seattle/Tacoma Intl
Tue 3/11
6:27 pm-9:14 pm
Nonstop2h 47m
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Fri 3/14
7:24 pm-12:55 am
1 stop5h 31m
Seattle/Tacoma Intl
Mon 3/17
5:00 am-12:19 pm
1 stop7h 19m
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Fri 3/21
8:07 pm-8:43 am
1 stop12h 36m
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Fri 3/28
9:19 pm-9:30 am
1 stop12h 11m
San DiegoSeattle
SAN - SEA
SANSEA
San Diego
Wed 3/12
6:15 am-9:23 am
Nonstop3h 08m
Compare providers for flights from San Diego to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Seattle in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from San Diego with our price prediction graph.
Travel insights for flights from San Diego to Seattle
Get recent, data-driven insights about flights from San Diego to Seattle including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from San Diego to Seattle?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to Seattle. Price data was last updated on February 7, 2025.
The price you pay for your flight from San Diego to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Diego to Seattle?
Currently, January is the cheapest month in which you can book a flight from San Diego to Seattle (average of $238). Flying from San Diego to Seattle in July is currently the most expensive (average of $411). 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 SAN to SEA?
Find hourly flight availability from San Diego to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2025.
It’s typically best to fly out from San Diego to Seattle in the evening. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.
What is the cheapest day to fly from San Diego to Seattle?
Use this chart to determine the cheapest time to fly round-trip from San Diego to Seattle. Price data was last updated on February 10, 2025.
Travelers seeking maximum savings on their San Diego to Seattle flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from San Diego to Seattle
Explore weekly flight availability from San Diego to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 13, 2025.
The most flights from SAN to SEA are scheduled on a Thursday (47 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (11 on average).
Rainfall in Seattle by month
Plan your trip to Seattle by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.
Temperature in Seattle by month
Plan your trip to Seattle by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated February 13, 2025.
Read through reviews of airlines operating flights from San Diego to Seattle, such as Southwest, Alaska Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Entertainment
Food
Overall
Crew
Comfort
Reviews
Tim,Jul 2024
DEN - SEA
Boarding
Entertainment
Food
Overall
Crew
Comfort
Reviews
Tim,Jul 2024
DEN - SEA
Boarding
Entertainment
Food
Overall
Crew
Comfort
Reviews
Tim,Jul 2024
DEN - SEA
Boarding
Entertainment
Food
Overall
Crew
Comfort
Reviews
Tim,Jul 2024
DEN - SEA
Boarding
Entertainment
Food
Overall
Crew
Comfort
Reviews
Tim,Jul 2024
DEN - SEA
Boarding
Entertainment
Food
Overall
Crew
Comfort
Reviews
Tim,Jul 2024
DEN - SEA
Related info for your journey
Find useful and relevant information for your journey from San Diego to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Diego to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from San Diego to Seattle
Discover the top 6 airlines that operate flights from San Diego to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$74 | Average$168 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$90 | Average$165 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$113 | Average$376 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$117 | Average$246 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$132 | Average$274 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$251 | Average$481 | FlexibilityNo cancel fee | On-time69% |