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CA $222 Cheap Flights from San Antonio (SAT) to Seattle (SEA)

View CA $222 flight on Tue, Nov 24, 2026Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from San Antonio (SAT) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $222 for one-way flights and CA $442 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Mar 26 - Sun, Mar 28
SAT
San Antonio
SEA
Seattle
CA $442 Roundtrip, found 6 days ago
CA $442
Roundtrip
found 6 days ago
Select Delta flight, departing Fri, Mar 26 from San Antonio to Seattle, returning Sun, Mar 28, priced at CA $442 found 6 days ago
Delta
Thu, Nov 5 - Mon, Nov 9
SAT
San Antonio
SEA
Seattle
CA $443 Roundtrip, found 5 days ago
CA $443
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, Nov 5 from San Antonio to Seattle, returning Mon, Nov 9, priced at CA $443 found 5 days ago
American Airlines
Sat, Jan 16 - Tue, Jan 19
SAT
San Antonio
SEA
Seattle
CA $445 Roundtrip, found 1 day ago
CA $445
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jan 16 from San Antonio to Seattle, returning Tue, Jan 19, priced at CA $445 found 1 day ago
Delta
Thu, Jan 21 - Mon, Jan 25
SAT
San Antonio
SEA
Seattle
CA $446 Roundtrip, found 11 hours ago
CA $446
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Jan 21 from San Antonio to Seattle, returning Mon, Jan 25, priced at CA $446 found 11 hours ago
American Airlines
Tue, Nov 24 - Tue, Dec 1
SAT
San Antonio
SEA
Seattle
CA $459 Roundtrip, found 2 days ago
CA $459
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Nov 24 from San Antonio to Seattle, returning Tue, Dec 1, priced at CA $459 found 2 days ago
American Airlines
Sat, Jan 16 - Tue, Jan 19
SAT
San Antonio
SEA
Seattle
CA $460 Roundtrip, found 1 day ago
CA $460
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jan 16 from San Antonio to Seattle, returning Tue, Jan 19, priced at CA $460 found 1 day ago
Delta
Tue, Nov 24 - Tue, Dec 1
SAT
San Antonio
SEA
Seattle
CA $473 Roundtrip, found 2 days ago
CA $473
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Nov 24 from San Antonio to Seattle, returning Tue, Dec 1, priced at CA $473 found 2 days ago
Alaska Airlines
Thu, Jan 21 - Mon, Jan 25
SAT
San Antonio
SEA
Seattle
CA $591 Roundtrip, found 11 hours ago
CA $591
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Thu, Jan 21 from San Antonio to Seattle, returning Mon, Jan 25, priced at CA $591 found 11 hours ago
Southwest Airlines
Sat, Oct 10 - Sat, Oct 31
SAT
San Antonio
SEA
Seattle
CA $607 Roundtrip, found 3 days ago
CA $607
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Sat, Oct 10 from San Antonio to Seattle, returning Sat, Oct 31, priced at CA $607 found 3 days ago
United
Sun, Oct 25 - Sat, Nov 7
SAT
San Antonio
SEA
Seattle
CA $616 Roundtrip, found 15 hours ago
CA $616
Roundtrip
found 15 hours ago
Select United flight, departing Sun, Oct 25 from San Antonio to Seattle, returning Sat, Nov 7, priced at CA $616 found 15 hours ago

Alternative airports near Seattle

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

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from CA $526
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city centre20 min
Flights from CA $526

Frequently asked questions

How much does a flight from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find cheap one-way flights from CA $222 and cheap return flights from CA $442 SAT to SEA with Expedia. One-way flights typically cost between CA$266 and CA$1136. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when SAT to SEA ticket fares go up or down.
What is the cheapest month to fly from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you're looking for the cheapest time to fly from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), January is typically your best bet. You can expect average return fares around CA$389 during this month. January sees lower prices because it falls after the busy holiday travel season, when demand drops and airlines often offer more competitive fares. Other budget-friendly months to consider for this route include August and September.
Which airlines fly direct from San Antonio, TX (SAT) to Seattle, WA (SEA)?
Enter SAT to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from San Antonio, TX (SAT) to Seattle, WA (SEA)?
To find a cheap flight from San Antonio, TX (SAT) to Seattle, WA (SEA), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Alaska Airlines typically offers the lowest fares. Southwest Airlines offers the most daily flights from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from San Antonio, TX (SAT) to Seattle, WA (SEA)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 92 connecting flights per day from San Antonio International (SAT) to Seattle - Tacoma International (SEA). Some common connection points include Dallas-Fort Worth International (DFW), Denver International (DEN), and Love Field (DAL).
What is the earliest flight from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from San Antonio Intl. (SAT) to Seattle - Tacoma Intl. (SEA) typically departs around 5:00 AM local time. This flight is operated by American Airlines. This is a seasonal service, active in September and October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll typically find the most flights from San Antonio International Airport (SAT) to Seattle - Tacoma International Airport (SEA) on a Friday, with around 91 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, Southwest Airlines, and Alaska Airlines. Friday sees notably more flight options compared to other days of the week, offering you a good selection for your journey.
What are the most popular departure times for flights from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from San Antonio Intl. (SAT) to Seattle - Tacoma Intl. (SEA) are in the morning, from 6am to 9am. Many major carriers, including Alaska Airlines, American Airlines and Delta, offer flights during this window. Many travellers prefer these early morning flights as they allow you to arrive at your destination with plenty of time to start your day.
How long does it take to fly from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
When flying from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), you'll cover a distance of approximately 2,853 kilometers. If you're lucky enough to find a nonstop flight, it typically takes around 4 hours 48 minutes. For flights with one stop, expect your travel time to be longer, usually around 6 hours 30 minutes. Flights with two or more stops will take even longer, generally around 12 hours. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic.
Can you fly business or first class from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Yes, you can fly business class or first class between SAT and SEA. Airlines that offer business class service on this route include:
  • Frontier Airlines
  • Delta
First class cabins are available on:
  • Alaska Airlines
  • United
  • Delta
  • American Airlines
How do I earn miles on a San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle, WA (SEA) from San Antonio, TX (SAT)?
If you're planning to travel to Seattle from San Antonio Intl. (SAT), you can fly directly into Seattle - Tacoma Intl. (SEA) which offers international and domestic flights and connections. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), George Bush Intercontinental (IAH), or Dallas-Fort Worth Intl. (DFW) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a San Antonio, TX (SAT-San Antonio Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Antonio, TX (SAT) to Seattle, WA (SEA)?
If you booked your San Antonio, TX (SAT) to Seattle, WA (SEA) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
San Antonio Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
CA $442
Distance
2836 km
Average flight time
6 hours 16 mins

Book with confidence

San Antonio to Seattle Flights

The easy way to book your flights from San Antonio to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from San Antonio whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Seattle - Tacoma Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from San Antonio to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from San Antonio Intl., SAT to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from San Antonio to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from San Antonio currently is just CA $442 rising to CA $616.  

Here are more money-saving tips: 

  • Fly in March when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Seattle from San Antonio 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

San Antonio to Seattle Flights

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