How many flights from San Antonio to Seattle are non-stop?

In the trailing 90 days, approximately 11.6% of flights from San Antonio to Seattle were non-stop. For flights that include stopovers, the median number of stopovers observed was 2. This indicates that direct routes are less common for this particular journey.

What's the flight time from San Antonio to Seattle?

The typical direct flight from San Antonio to Seattle covers a distance of 2854 kilometers and has a median flight time of 4 hours and 26 minutes. For flights with one stop, the median duration is considerably longer, averaging 8 hours and 13 minutes. Travelers should account for this difference when planning their journey.

Should I set a price alert for San Antonio to Seattle flights?

Historically, deals for flights from San Antonio to Seattle are classified as frequent. This suggests that price fluctuations and opportunities for savings are common for this route. Setting a price alert could be beneficial to capture a lower fare, given the frequent availability of deals across the trailing 30 days.

Flights From San Antonio

To Seattle

Cheap Flights from San Antonio to Seattle

Browse current best options from San Antonio. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

San Antonio

RatePunk searches hundreds of travel sites at once for deals on flights to Seattle

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from San Antonio to Seattle

Explore current cheapest deals departing from San Antonio to Seattle

2026-09-08 – 2026-09-15
SAT - Seattle
81% AI deal score
$365
$233
Round trip
2026-09-11 – 2026-09-20
SAT - Seattle
79% AI deal score
$347
$236
Round trip
2026-08-25 – 2026-08-31
SAT - Seattle
78% AI deal score
$330
$239
Round trip
2026-08-25 – 2026-08-30
SAT - Seattle
79% AI deal score
$342
$239
Round trip
2026-08-26 – 2026-08-30
SAT - Seattle
79% AI deal score
$351
$239
Round trip
2026-08-24 – 2026-08-28
SAT - Seattle
79% AI deal score
$351
$239
Round trip
2026-08-25 – 2026-08-28
SAT - Seattle
79% AI deal score
$351
$239
Round trip
2026-08-26 – 2026-08-31
SAT - Seattle
79% AI deal score
$342
$239
Round trip
2026-08-19 – 2026-08-25
SAT - Seattle
78% AI deal score
$333
$239
Round trip
2026-08-12 – 2026-08-24
SAT - Seattle
71% AI deal score
$293
$239
Round trip

San Antonio to Seattle: Overview

Insights for flights from San Antonio to Seattle

For cheap flights from San Antonio to Seattle, the data indicates that December is typically the most affordable month, with a median fare of $158. Other cost-effective options include January, with a median fare of $245, and October, where the median fare is $355. Planning your trip during these months could lead to more significant savings.

Fares for flights from San Antonio to Seattle typically range from $536–$917, with a median price of $732. Right now, fares are below the typical level, and about 6% of recent fares were classified as a good price. New deals appear almost daily for this route, suggesting frequent opportunities to find competitive pricing.

When flying from San Antonio to Seattle, most itineraries connect at least once, with only 11.6% of recent fares being direct flights from San Antonio to Seattle. For connecting itineraries, the typical number of stopovers is 2.

A typical journey from San Antonio to Seattle, including connections, takes about 4h 26m. While the non-stop flight time is also 4h 26m, connecting itineraries typically extend the total travel time to 13h 14m. This difference is important to consider when planning your travel schedule.

The distance between San Antonio and Seattle is approximately 2854 kilometers, classifying this as a medium-haul route. This distance typically involves several hours of flight time, often with a layover or two, making it a significant journey across the country.

How much is a round trip from San Antonio to Seattle

Regular price: $301 - $408

Prices are currently below the regular range for flights from San Antonio to Seattle.

The regular price range for flights from San Antonio to Seattle is typically between $301 and $408. The current lowest deal is $219 with Frontier Airlines, for travel from Sep 26-Sep 30.

now $219

Low $301

High $408

The cheapest time to fly from San Antonio to Seattle

The cheapest month to fly from San Antonio to Seattle is October, with a median price of $355. The most expensive month is December, with a median price of $1158. Prices are generally lower from January to November.

October

Cheapest

Flights from $355

December

Most Expensive

Flights from $1,158

Jan

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Antonio to Seattle

Alaska Airlines, Inc.

Last-minute flights going from San Antonio to Seattle

Wed, Jul 29

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

$490

$287

One-way

Thu, Jul 30

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

$517

$287

One-way

Thu, Jul 30

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

$490

$287

One-way

Sat, Aug 1

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

$524

$287

One-way

Sun, Aug 2

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

American Airlines

$487

$276

One-way

Mon, Aug 3

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

American Airlines

$446

$275

One-way

Biggest price drops on these dates for flights from San Antonio to Seattle

4 nights

Aug 1 - Aug 5

$524 → $287

45%

5 nights

Jul 30 - Aug 4

$517 → $287

44%

5 nights

Dec 23 - Dec 28

$462 → $245

47%

3 nights

Dec 25 - Dec 28

$467 → $254

46%

Popular Airports to fly from San Antonio to Seattle

San Antonio - Seattle route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from San Antonio to Seattle are below the typical level at $219.

📅 Best time to fly

Fly in October for the best prices

Historically, October is the cheapest month to fly from San Antonio to Seattle, with a median price of $355.

⏱️ Flight duration

Direct flights take 4h 26m

The typical direct flight from San Antonio to Seattle takes 4h 26m.

✈️ Airlines & availability

Frontier Airlines has a deal for $219

A recent deal for a flight from San Antonio to Seattle was found on Frontier Airlines for $219.

🏆 Airline highlight

Alaska Airlines, Inc. offers direct flights

Alaska Airlines, Inc. offers direct flights on this route.

🎯 Booking tip

Deals are frequent on this route

Deals on flights from San Antonio to Seattle are frequent, appearing within a 30-day window.

San Antonio main airports to depart from

San Antonio International (SAT)

Cheapest

San Antonio International Airport is a convenient option for flights from San Antonio to Seattle.

📍 ~12 km from city center (reachable by car)

💸 Flights from ~$178

Seattle main airports to arrive at

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International is a convenient arrival airport for flights from San Antonio to Seattle.

📍 ~18 km from Seattle city center (reachable by car)

💸 Flights from ~$178

Airports nearby Seattle used as alternative

Paine Field Everett (PAE)

Paine Field Everett is a closer alternative for travelers in North Seattle or Snohomish County, with less congestion.

📍 ~40 km from Seattle (reachable by car)

💸 Flights from ~$338

Business & First Class Flight Deals to Seattle

69% AI deal score

$1,225

$1,142

Save $83

Frequently Asked Questions About Flights to Seattle

Historically, the lowest average prices for flights from San Antonio to Seattle are found when booking 0-6 days before departure, with an average price of $436. Booking 7-13 days out typically sees average prices rise significantly to $1067. For travelers planning further ahead, booking 60+ days in advance shows an average price of $646, which is higher than the last-minute deals but lower than the prices for booking 7-13 days out.

Across the trailing quarter, a good price for a flight from San Antonio to Seattle is considered to be $536 or less. The median price for this route has historically been around $732. Prices can range, with 75% of prices observed being $917 or less over the trailing 90 days.

Historically, December offers the cheapest flights from San Antonio to Seattle, with a median price of $158. January also presents a good value, with a median price of $245. While October is listed as the most expensive month with a median of $355, it is still significantly lower than the annual median price of $732 for this route.

Related routes

More routes from San Antonio

Flights from San Antonio to Amsterdam Flights from San Antonio to Athens Flights from San Antonio to Atlanta Flights from San Antonio to Barcelona Flights from San Antonio to Seoul Flights from San Antonio to Shanghai Flights from San Antonio to St. Louis Flights from San Antonio to Tampa Flights from San Antonio to Tokyo Flights from San Antonio to Vienna Flights from San Antonio to Washington, D.C.Flights from San Antonio to Zürich

Flights to Seattle from other cities

Flights from Edmonton to Seattle Flights from Salt Lake City to Seattle Flights from San Francisco to Seattle Flights from San Jose to Seattle Flights from Santa Barbara to Seattle Flights from Singapore to Seattle Flights from Sydney to Seattle Flights from Tampa to Seattle Flights from Tokyo to Seattle Flights from Toronto to Seattle Flights from Tucson to Seattle Flights from Washington, D.C. to Seattle

San Antonio to Seattle: Overview

Insights for flights from San Antonio to Seattle

How much is a round trip from San Antonio to Seattle

Regular price: $301 - $408

Prices are currently below the regular range for flights from San Antonio to Seattle.

The regular price range for flights from San Antonio to Seattle is typically between $301 and $408. The current lowest deal is $219 with Frontier Airlines, for travel from Sep 26-Sep 30.

now $219

Low $301

High $408

The cheapest time to fly from San Antonio to Seattle

October

Cheapest

Flights from $355

December

Most Expensive

Flights from $1,158

Jan

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Antonio to Seattle

Alaska Airlines, Inc.

Last-minute flights going from San Antonio to Seattle

Wed, Jul 29

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

$490

$287

One-way

Thu, Jul 30

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

$517

$287

One-way

Thu, Jul 30

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

$490

$287

One-way

Sat, Aug 1

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

$524

$287

One-way

Sun, Aug 2

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

American Airlines

$487

$276

One-way

Mon, Aug 3

⌛ Last-Minute

SAT - Seattle

San Antonio (SAT) - Seattle (SEA)

American Airlines

$446

$275

One-way

Biggest price drops on these dates for flights from San Antonio to Seattle

4 nights

Aug 1 - Aug 5

$524 → $287

45%

5 nights

Jul 30 - Aug 4

$517 → $287

44%

5 nights

Dec 23 - Dec 28

$462 → $245

47%

3 nights

Dec 25 - Dec 28

$467 → $254

46%

Popular Airports to fly from San Antonio to Seattle