$144 Cheap Flights from Lansing (LAN) to Seattle (SEA)

Popular airlines from Lansing, MI (LAN-Capital Region Intl.) to Seattle-Tacoma International Airport (SEA)

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Find available prices by choosing your travel dates.

Cheap Flights from Lansing to Seattle (LAN-SEA)

Prices were available within the past 7 days and start at $144 for one-way flights and $287 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
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American Airlines
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Delta
Flights from Lansing (LAN) to Seattle (SEA)
Origin airport
Capital Region Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$286
Distance
1848 mi

Lansing to Seattle Flights

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

The best time to book a flight from Lansing to Seattle

Sunday is one of the best days to book for cheap flights from Lansing 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 Lansing 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 Lansing to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $144 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 Lansing 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 Lansing 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 Capital Region Intl. Airport (LAN) to Seattle - Tacoma Intl. Airport (SEA) cost?
Discover the latest flight deals from LAN 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 LAN to SEA?
The cheapest flights from LAN 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 LAN to SEA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from LAN to SEA. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Capital Region Intl. Airport (LAN) to Seattle - Tacoma Intl. Airport (SEA)?
You’ll have to hop on a flight with a layover when traveling from Capital Region Intl. Airport (LAN) to Seattle - Tacoma Intl. Airport (SEA). Direct flights don’t operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from LAN to SEA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Capital Region Intl. Airport (LAN) to Seattle - Tacoma Intl. Airport (SEA)?
To reach Seattle - Tacoma Intl. Airport (SEA) on time, opt for a flight that leaves Capital Region Intl. Airport (LAN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Capital Region Intl. Airport (LAN) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your plane ticket from LAN to SEA just before your journey is usually more expensive. However, if you’re flexible with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a LAN to SEA flight and hotel package?
Booking a LAN to SEA flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our extensive range of hotels and then add flights, activities 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 Capital Region Intl. Airport (LAN) to Seattle - Tacoma Intl. Airport (SEA)?
In most instances, you’re able to cancel or reschedule your LAN to SEA flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline’s policies and fees on flight changes, or if you need more information, visit our Customer Service portal.

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*Available to One Key members.