Cheap Flights from Seattle (SEA) to Alpine (ALE)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Alpine, TX (ALE-Casparis Municipal)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal) cost?
Secure a cheap one-way flight or cheap return flight from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal)?
The cheapest month to fly from SEA to ALE is , when demand is low. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from SEA to ALE. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal)?
There aren't any daily nonstop flights from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time at all.
What day of the week has the most flights from SEA to ALE?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal)?
Choose a flight from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal) last-minute?
Last-minute fares from SEA to ALE are generally more expensive. For the cheapest rates, start searching for flights as soon as possible. That being said, if your travel plans are flexible, you may score a cheap ticket right before your trip.
Is it cheaper to book a SEA to ALE flight and hotel package?
Booking a SEA to ALE flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our wide range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Alpine, TX (ALE-Casparis Municipal)?
If you booked your SEA to ALE flight within the last 24 hours, you may be able to cancel or modify it at no cost. 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 want more information.

Travel information

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Casparis Municipal
Distance
1538 mi

Book with confidence

Book with confidence

Seattle to Alpine Flights

The cheapest times to fly from Seattle to Alpine

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 to Alpine are during the month of . You can find some of the cheapest flights from Seattle to Alpine with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Alpine

Sunday is one of the best days to book for cheap flights from Seattle to Alpine: 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 to Alpine

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 to Alpine in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 to Alpine 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 to Alpine 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.

 

Seattle to Alpine Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.