$516 Cheap Flights from Seattle (SEA) to Muscle Shoals (MSL)

View $516 flight on Sun, Oct 5, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Muscle Shoals, AL (MSL-Northwest Alabama Regional)

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Cheap Flights from Seattle to Muscle Shoals (SEA-MSL)

Prices were available within the past 7 days and start at $516 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Northwest Alabama Regional Airport (MSL) cost?
Grab a cheap one-way flight from $516 or cheap return flight from Seattle - Tacoma Intl. Airport (SEA) to Northwest Alabama Regional Airport (MSL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Northwest Alabama Regional Airport (MSL)?
Planning your trip for may help you find better deals, as it's the cheapest month for flights between SEA and MSL. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Northwest Alabama Regional Airport (MSL)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from SEA to MSL. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Northwest Alabama Regional Airport (MSL)?
There are no daily nonstop flights departing from Seattle - Tacoma Intl. Airport (SEA) to Northwest Alabama Regional Airport (MSL). But you can book flights with layovers. Filter your search 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 SEA to MSL?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change depending on the airline, time of year 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 Northwest Alabama Regional Airport (MSL)?
To avoid possible delays on the Seattle - Tacoma Intl. Airport (SEA) to Northwest Alabama Regional Airport (MSL) route, fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Northwest Alabama Regional Airport (MSL) last-minute?
Last-minute bookings from SEA to MSL are generally more expensive. For the best rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel plans, it's possible to land a cheap fare just before your departure.
Is it cheaper to book a SEA to MSL flight and hotel package?
Securing a SEA to MSL flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our wide range of hotels and then add car rentals, activities and flights to your booking. Bundle it all 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 Northwest Alabama Regional Airport (MSL)?
Generally, it's possible to cancel or reschedule your SEA to MSL flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Northwest Alabama Regional
Distance
1985 mi

Book with confidence

Book with confidence

Seattle to Muscle Shoals Flights

The cheapest times to fly from Seattle to Muscle Shoals

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

 

The best time to book a flight from Seattle to Muscle Shoals

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

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 Muscle Shoals in 2025. You can also book with separate airlines for your outbound and return journeys, from $516 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 Muscle Shoals 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 Muscle Shoals 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 Muscle Shoals Flights

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*Available to One Key members.