$134 Cheap Flights from Baton Rouge (BTR) to Seattle (SEA)

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Find available prices by choosing your travel dates.

Cheap Flights from Baton Rouge to Seattle (BTR-SEA)

Prices were available within the past 7 days and start at $134 for one-way flights and $267 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Delta
Delta
United
American Airlines
United
United
United
United
United
Flights from Baton Rouge (BTR) to Seattle (SEA)
Origin airport
Baton Rouge Metropolitan
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$266
Distance
2018 mi

Baton Rouge to Seattle Flights

The cheapest times to fly from Baton Rouge 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 Baton Rouge to Seattle are during the month of July. You can find some of the cheapest flights from Baton Rouge to Seattle with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Baton Rouge to Seattle

Sunday is one of the best days to book for cheap flights from Baton Rouge 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 Baton Rouge 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 Baton Rouge to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $134 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 Baton Rouge 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 Baton Rouge 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.

Frequently asked questions

How much does a flight from Baton Rouge Metropolitan Airport (BTR) to Seattle - Tacoma Intl. Airport (SEA) cost?
Discover the latest flight deals from BTR to SEA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BTR to SEA?
The cheapest flights from BTR to SEA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BTR to SEA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from BTR to SEA. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Baton Rouge Metropolitan Airport (BTR) to Seattle - Tacoma Intl. Airport (SEA)?
Direct flights from Baton Rouge Metropolitan Airport (BTR) to Seattle - Tacoma Intl. Airport (SEA) aren’t available daily, so you’ll have to take a flight with a layover. Explore your options with Expedia’s filter tool. Enter your dates and pick either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from BTR to SEA?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baton Rouge Metropolitan Airport (BTR) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid potential delays on the Baton Rouge Metropolitan Airport (BTR) to Seattle - Tacoma Intl. Airport (SEA) route, travel before 3 PM. Flights after this time are 22% more likely to be 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 Baton Rouge Metropolitan Airport (BTR) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Holding off until just before your trip to book a flight from BTR to SEA often results in higher prices. While you may come across some last-minute offers, there’s no guarantee. Be flexible with your travel plans for a better chance of getting a bargain.
Is it cheaper to book a BTR to SEA flight and hotel package?
Compared with arranging hotels and flights separately, booking a BTR to SEA flight and hotel package with Expedia could lead to significant savings. What’s more, having it all in one place will take the hassle out of planning your trip. Just secure your flights and choose from our extensive range of stays, then personalize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Baton Rouge Metropolitan Airport (BTR) to Seattle - Tacoma Intl. Airport (SEA)?
If you reserved your BTR to SEA flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. 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.

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*Available to One Key members.