$170 Cheap Flights from Lafayette (LFT) to Seattle (SEA)

View $170 flight on Sat, Nov 22, 2025Opens in a new window

Popular airlines from Lafayette Regional Airport (LFT) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Lafayette to Seattle (LFT-SEA)

Prices were available within the past 7 days and start at $170 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Dec 9 - Tue, Dec 16
LFT
Lafayette
SEA
Seattle
$289 Roundtrip, just found
$289
Roundtrip
just found
Select American Airlines flight, departing Tue, Dec 9 from Lafayette to Seattle, returning Tue, Dec 16, priced at $289 just found
American Airlines
Tue, Dec 9 - Tue, Dec 16
LFT
Lafayette
SEA
Seattle
$294 Roundtrip, just found
$294
Roundtrip
just found
Select American Airlines flight, departing Tue, Dec 9 from Lafayette to Seattle, returning Tue, Dec 16, priced at $294 just found
United
Mon, Aug 31 - Wed, Sep 9
LFT
Lafayette
SEA
Seattle
$303 Roundtrip, found 16 hours ago
$303
Roundtrip
found 16 hours ago
Select United flight, departing Mon, Aug 31 from Lafayette to Seattle, returning Wed, Sep 9, priced at $303 found 16 hours ago
United
Wed, Apr 29 - Wed, May 6
LFT
Lafayette
SEA
Seattle
$304 Roundtrip, found 4 days ago
$304
Roundtrip
found 4 days ago
Select United flight, departing Wed, Apr 29 from Lafayette to Seattle, returning Wed, May 6, priced at $304 found 4 days ago
United
Mon, Aug 31 - Wed, Sep 9
LFT
Lafayette
SEA
Seattle
$308 Roundtrip, found 16 hours ago
$308
Roundtrip
found 16 hours ago
Select United flight, departing Mon, Aug 31 from Lafayette to Seattle, returning Wed, Sep 9, priced at $308 found 16 hours ago
United
Wed, Apr 29 - Wed, May 6
LFT
Lafayette
SEA
Seattle
$309 Roundtrip, found 4 days ago
$309
Roundtrip
found 4 days ago
Select United flight, departing Wed, Apr 29 from Lafayette to Seattle, returning Wed, May 6, priced at $309 found 4 days ago
United
Wed, Apr 29 - Wed, May 6
LFT
Lafayette
SEA
Seattle
$311 Roundtrip, found 4 days ago
$311
Roundtrip
found 4 days ago
Select United flight, departing Wed, Apr 29 from Lafayette to Seattle, returning Wed, May 6, priced at $311 found 4 days ago
Delta
Tue, Jan 13 - Wed, Jan 28
LFT
Lafayette
SEA
Seattle
$314 Roundtrip, found 9 hours ago
$314
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, Jan 13 from Lafayette to Seattle, returning Wed, Jan 28, priced at $314 found 9 hours ago
United
Mon, Aug 31 - Wed, Sep 9
LFT
Lafayette
SEA
Seattle
$317 Roundtrip, found 16 hours ago
$317
Roundtrip
found 16 hours ago
Select United flight, departing Mon, Aug 31 from Lafayette to Seattle, returning Wed, Sep 9, priced at $317 found 16 hours ago
United
Wed, Jan 14 - Sun, Jan 18
LFT
Lafayette
SEA
Seattle
$319 Roundtrip, found 6 days ago
$319
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jan 14 from Lafayette to Seattle, returning Sun, Jan 18, priced at $319 found 6 days ago

Find the cheapest month to fly from Lafayette (LFT) to Seattle (SEA)

February is typically the cheapest month to fly

From $228 - $558 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 $314
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $314
Flights from Lafayette (LFT) to Seattle (SEA)
Origin airport
Lafayette Regional
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$288
Distance
1998 mi

Lafayette to Seattle Flights

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

 

The best time to book a flight from Lafayette to Seattle

Sunday is one of the best days to book for cheap flights from Lafayette 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 Lafayette 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 Lafayette to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $170 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 Lafayette 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 Lafayette 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 Lafayette Regional Airport (LFT) to Seattle - Tacoma Intl. Airport (SEA) cost?
Snag a cheap one-way flight from $170 or cheap return flight from $289 from Lafayette Regional Airport (LFT) to Seattle - Tacoma Intl. Airport (SEA) 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 Lafayette Regional Airport (LFT) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from LFT to SEA is December, when demand is low. Off-peak season is usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Lafayette Regional Airport (LFT) to Seattle - Tacoma Intl. Airport (SEA)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest LFT to SEA flight.
How many flights per day from Lafayette Regional Airport (LFT) to Seattle - Tacoma Intl. Airport (SEA)?
You'll have to catch a flight with a layover when traveling from Lafayette Regional Airport (LFT) 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 find the best option for your trip.
What day of the week has the most flights from LFT to SEA?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lafayette Regional Airport (LFT) to Seattle - Tacoma Intl. Airport (SEA)?
Select a flight from Lafayette Regional Airport (LFT) to Seattle - Tacoma Intl. Airport (SEA) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures are on average 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 Lafayette Regional Airport (LFT) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Waiting until just before your trip to book your flight from LFT to SEA often results in higher prices. While you may find some last-minute offers, they're not always guaranteed. Allow some flexibility in your schedule for a better chance of scoring a bargain.
Is it cheaper to book a LFT to SEA flight and hotel package?
You can save money by booking a LFT to SEA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your ideal flights and accommodations, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Lafayette Regional Airport (LFT) to Seattle - Tacoma Intl. Airport (SEA)?
Generally, it's possible to cancel or reschedule your LFT to SEA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.