$185 Cheap Flights from Huntsville (HSV) to Seattle (SEA)

View $185 flight on Tue, Dec 16, 2025Opens in a new window

Popular airlines from Huntsville International Airport (HSV) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Huntsville to Seattle (HSV-SEA)

Prices were available within the past 7 days and start at $185 for one-way flights and $309 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Jan 21 - Sat, Feb 7
HSV
Huntsville
SEA
Seattle
$309 Roundtrip, found 2 hours ago
$309
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Jan 21 from Huntsville to Seattle, returning Sat, Feb 7, priced at $309 found 2 hours ago
United
Wed, Feb 4 - Sat, Feb 7
HSV
Huntsville
SEA
Seattle
$309 Roundtrip, found 4 hours ago
$309
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Feb 4 from Huntsville to Seattle, returning Sat, Feb 7, priced at $309 found 4 hours ago
Delta
Mon, Nov 24 - Thu, Nov 27
HSV
Huntsville
SEA
Seattle
$313 Roundtrip, found 9 hours ago
$313
Roundtrip
found 9 hours ago
Select Delta flight, departing Mon, Nov 24 from Huntsville to Seattle, returning Thu, Nov 27, priced at $313 found 9 hours ago
United
Tue, Feb 10 - Fri, Feb 20
HSV
Huntsville
SEA
Seattle
$314 Roundtrip, found 3 hours ago
$314
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Feb 10 from Huntsville to Seattle, returning Fri, Feb 20, priced at $314 found 3 hours ago
American Airlines
Fri, Jan 9 - Wed, Jan 14
HSV
Huntsville
SEA
Seattle
$319 Roundtrip, found 5 days ago
$319
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Jan 9 from Huntsville to Seattle, returning Wed, Jan 14, priced at $319 found 5 days ago
United
Wed, Aug 19 - Thu, Aug 27
HSV
Huntsville
SEA
Seattle
$321 Roundtrip, found 5 days ago
$321
Roundtrip
found 5 days ago
Select United flight, departing Wed, Aug 19 from Huntsville to Seattle, returning Thu, Aug 27, priced at $321 found 5 days ago
American Airlines
Fri, Jan 16 - Tue, Jan 20
HSV
Huntsville
SEA
Seattle
$322 Roundtrip, found 6 days ago
$322
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Jan 16 from Huntsville to Seattle, returning Tue, Jan 20, priced at $322 found 6 days ago
United
Wed, Aug 19 - Thu, Aug 27
HSV
Huntsville
SEA
Seattle
$324 Roundtrip, found 5 days ago
$324
Roundtrip
found 5 days ago
Select United flight, departing Wed, Aug 19 from Huntsville to Seattle, returning Thu, Aug 27, priced at $324 found 5 days ago
United
Wed, Dec 10 - Tue, Jan 6
HSV
Huntsville
SEA
Seattle
$331 Roundtrip, found 9 hours ago
$331
Roundtrip
found 9 hours ago
Select United flight, departing Wed, Dec 10 from Huntsville to Seattle, returning Tue, Jan 6, priced at $331 found 9 hours ago
Alaska Airlines
Sat, Jan 17 - Mon, Feb 2
HSV
Huntsville
SEA
Seattle
$409 Roundtrip, found 2 hours ago
$409
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Sat, Jan 17 from Huntsville to Seattle, returning Mon, Feb 2, priced at $409 found 2 hours ago

Find the cheapest month to fly from Huntsville (HSV) to Seattle (SEA)

August is typically the cheapest month to fly

From $238 - $568 per traveler.

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 center is 20 minutes. Flights from $349
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $349

Frequently asked questions

How much does a flight from Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA) cost?
Snag a cheap one-way flight from $185 or cheap return flight from $309 from Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from HSV to SEA is January, when there's less demand. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest HSV to SEA flight.
How many flights per day from Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA)?
There are no daily nonstop flights from Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from HSV to SEA?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can change depending on the airline, season 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 Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid possible delays on the Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**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 Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your plane ticket from HSV to SEA shortly before your trip is generally more expensive. But if you're flexible with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a HSV to SEA flight and hotel package?
Securing a HSV to SEA flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our wide range of hotels and then add activities, flights 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 Huntsville Intl. Airport (HSV) to Seattle - Tacoma Intl. Airport (SEA)?
If you booked your HSV to SEA flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Origin airport
Huntsville Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$308
Distance
2028 mi

Book with confidence

Huntsville to Seattle Flights

The cheapest times to fly from Huntsville to Seattle

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

 

The best time to book a flight from Huntsville to Seattle

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

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 Huntsville to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $185 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 Huntsville to Seattle 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 Huntsville to Seattle 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.

 

Huntsville to Seattle Flights

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*Available to One Key members.