Cheap flights from Seattle to El Paso from $100

The cheapest month to fly to El Paso from Seattle is in January. Flight prices, which tend to average around $338, are often lower during this time because this is during the off-season. If you’re not able to fly to El Paso in January, then November is your next best option. Flight prices from Seattle to El Paso during November average around $348.

The cheapest day to depart on your flight to El Paso is on a Tuesday when prices can be found for as low as $427. This is often the case because there is less demand to fly during this day of the week. Flights from Seattle to El Paso on a Monday will generally be more expensive and average around $587. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

According to our data, the cheapest time of day to fly to El Paso is in the morning. momondo users have found flights departing from Seattle to El Paso in the morning for as low as $447. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to El Paso are more costly at noon, with an average ticket price of $477. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Seattle/Tacoma Intl to El Paso for the best Seattle/Tacoma Intl - El Paso flight prices

You are more likely to see cheaper flights to El Paso from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to El Paso for around $430 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to El Paso from Seattle for as low as $338 on momondo.

There are 4 cabin classes available to choose from on Seattle to El Paso flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines and Delta are the most popular carriers operating from Seattle/Tacoma Intl to El Paso

Southwest, Alaska Airlines and American Airlines are the top three most popular airlines that fly to El Paso from Seattle according to our data. Southwest is the first choice among our users, with 47% of people opting to fly with this airline when traveling to El Paso. Keep in mind that there are 5 different airlines that fly to El Paso on a routine basis, so you have a few additional options to choose from.

Phoenix (PHX) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Flights via Phoenix (PHX) offer the lowest average round-trip price of $419.

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 5h 50m.

Phoenix (PHX) has the shortest average layover time for this route: 1h 42m.

1 flights are operational daily from Seattle to El Paso as of September 2026. The most popular departure time for this route is 2:00PM, with 100% of flights per day taking off in the afternoon.

As of September 2026, there are 7 flights per week flying from Seattle to El Paso. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.