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$140+ Cheap flights from Louisiana to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — SEA
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Cheap flight deals from Louisiana to Seattle

Cheapest flights from Louisiana to Seattle
Explore the most affordable flight options available from Louisiana to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This Frontier deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:55 pm
MSY
-
SEA
1 stop13h 54m
Frontier
Sun 5/1711:37 am
SEA
-
MSY
1 stop7h 14m
Frontier
Deal found 3/20$205
This CheapOair deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:36 pm
MSY
-
SEA
1 stop25h 29m
Frontier
Sun 4/197:12 pm
SEA
-
MSY
1 stop17h 32m
Frontier
Deal found 3/20$216
This Frontier deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:27 pm
MSY
-
SEA
1 stop8h 25m
Frontier
Wed 5/67:50 pm
SEA
-
MSY
1 stop23h 20m
Frontier
Deal found 3/18$217
This CheapOair deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/303:36 pm
MSY
-
SEA
1 stop25h 29m
Frontier
Sun 5/37:12 pm
SEA
-
MSY
1 stop17h 32m
Frontier
Deal found 3/20$221
This CheapOair deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:39 pm
MSY
-
SEA
1 stop25h 26m
Frontier
Wed 5/67:50 pm
SEA
-
MSY
1 stop23h 20m
Frontier
Deal found 3/17$226
This Kiwi.com deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:55 pm
MSY
-
SEA
1 stop13h 54m
Frontier
Tue 5/197:50 pm
SEA
-
MSY
2 stops18h 31m
Frontier
Deal found 3/18$233
This Southwest deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:15 pm
MSY
-
SEA
1 stop7h 25m
Southwest
Sun 4/265:15 am
SEA
-
MSY
1 stop6h 50m
Southwest
Deal found 3/17$234
This Delta deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/154:15 pm
MSY
-
SEA
1 stop9h 11m
Delta
Wed 7/2212:00 pm
SEA
-
MSY
1 stop9h 58m
Delta
Deal found 3/17$239
This Southwest deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:05 pm
MSY
-
SEA
1 stop8h 00m
Southwest
Mon 4/208:00 am
SEA
-
MSY
2 stops8h 55m
Southwest
Deal found 3/17$244
This American Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/78:08 pm
BTR
-
SEA
1 stop6h 36m
American Airlines
Mon 5/1111:55 pm
SEA
-
BTR
1 stop8h 07m
American Airlines
Deal found 3/20$299
This United Airlines deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:05 pm
BTR
-
SEA
2 stops11h 05m
United Airlines
Thu 6/1111:49 pm
SEA
-
BTR
1 stop6h 57m
United Airlines
Deal found 3/18$304
This American Airlines deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:35 pm
LCH
-
SEA
1 stop8h 09m
American Airlines
Tue 4/2112:59 am
SEA
-
LCH
1 stop8h 01m
American Airlines
Deal found 3/18$309

Find flight deals from Louisiana to Seattle

Keep the following information in mind while searching for Louisiana to Seattle flight deals. Data was last updated March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$205
(Frontier)

One-way from

$140
(Delta)

Popular in

May

Cheapest in

February

Average price

$372

Good round-trip deal

$331 or less

Good one-way deal

$174 or less
Provider with most accurate pricing for New Orleans Louis Armstrong-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Seattle/Tacoma Intl flights.
Search Deals
From Louisiana to Seattle/Tacoma Intl
Search Deals
One-way flight from Louisiana to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Louisiana to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Louisiana to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisiana to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Louisiana to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansSeattle

MSY - SEA

MSYSEA

New Orleans Louis Armstrong

Wed 6/24

2:55 pm-10:17 pm

1 stop9h 22m

Seattle/Tacoma Intl

Fri 7/3

5:45 am-1:54 pm

1 stop6h 09m

$259

New OrleansSeattle

MSY - SEA

MSYSEA

New Orleans Louis Armstrong

Fri 5/29

2:50 pm-11:55 pm

1 stop11h 05m

Seattle/Tacoma Intl

Thu 6/11

5:45 am-1:54 pm

1 stop6h 09m

$259

New OrleansSeattle

MSY - SEA

MSYSEA

New Orleans Louis Armstrong

Wed 7/1

7:09 pm-1:13 am

1 stop8h 04m

Seattle/Tacoma Intl

Tue 7/7

8:30 am-7:51 pm

2 stops9h 21m

$268

New OrleansSeattle

MSY - SEA

MSYSEA

New Orleans Louis Armstrong

Thu 4/16

6:27 pm-9:47 pm

Nonstop5h 20m

Seattle/Tacoma Intl

Sun 4/19

11:06 pm-5:40 am

Nonstop4h 34m

$333

New OrleansSeattle

MSY - SEA

MSYSEA

New Orleans Louis Armstrong

Wed 8/26

12:07 pm-9:56 pm

2 stops11h 49m

Seattle/Tacoma Intl

Sat 8/29

5:00 am-3:09 pm

1 stop8h 09m

$344

New OrleansSeattle

MSY - SEA

MSYSEA

New Orleans Louis Armstrong

Thu 9/17

2:10 pm-10:42 pm

1 stop10h 32m

Seattle/Tacoma Intl

Sun 9/27

11:59 pm-9:46 am

1 stop7h 47m

$349

AlexandriaSeattle

AEX - SEA

AEXSEA

Alexandria

Fri 6/5

4:00 pm-11:10 pm

2 stops9h 10m

Seattle/Tacoma Intl

Mon 6/8

5:00 am-2:50 pm

1 stop7h 50m

$364

LafayetteSeattle

LFT - SEA

LFTSEA

Lafayette Regional

Tue 8/25

5:27 pm-12:15 am

1 stop8h 48m

Seattle/Tacoma Intl

Tue 9/1

5:05 am-1:48 pm

1 stop6h 43m

$369
Quickest round-trip

New OrleansSeattle

MSY - SEA

MSYSEA

New Orleans Louis Armstrong

Thu 7/23

7:10 am-10:19 am

Nonstop5h 09m

Seattle/Tacoma Intl

Wed 7/29

9:31 am-4:13 pm

Nonstop4h 42m

$369

New OrleansSeattle

MSY - SEA

MSYSEA

New Orleans Louis Armstrong

Sat 6/20

7:10 pm-12:05 am

1 stop6h 55m

Seattle/Tacoma Intl

Sun 6/28

11:05 pm-11:05 am

1 stop10h 00m

$373

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Louisiana to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Louisiana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisiana to Seattle

What is the cheapest month to book a flight from Louisiana to Seattle?

Currently, September is the cheapest month in which you can book a flight from Louisiana to Seattle (average of $149). Flying from Louisiana to Seattle in December is currently the most expensive (average of $234). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LA to SEA?

Find hourly flight availability from Louisiana to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 22, 2026.

When flying from Louisiana to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Louisiana to Seattle

Explore weekly flight availability from Louisiana to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 22, 2026.

The most flights from USLA to SEA are scheduled on a Saturday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Louisiana?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Louisiana to Seattle.

  • How popular is this Louisiana to Seattle flight route?

    Within the past month, 93 users have taken a look at flights from Louisiana to Seattle/Tacoma Intl.

  • How long is the flight from Louisiana to Seattle?

    There are many flights that can get you from Louisiana to Seattle in 7h 59m. Fly via United Airlines, Delta, or American Airlines to get the fastest option. The distance from Louisiana to Seattle is about 2082 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Louisiana to Seattle one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $89. Users have also found prices from $91 and $98 on Frontier and Delta, respectively.

  • What are the most popular routes from Louisiana to Seattle?

    The most popular flight routes from Louisiana to Seattle are New Orleans Louis Armstrong - Seattle/Tacoma Intl, Shreveport - Seattle/Tacoma Intl and Lafayette Regional - Seattle/Tacoma Intl.

  • What are the most reliable airlines from Louisiana to Seattle?

    Before booking your flight to Seattle from Louisiana, check out the most reliable airlines to get you to your destination on time: Delta (100%), Qatar Airways (90%), Air Tahiti Nui( 79%).

  • What are the cheapest flights from Louisiana to Seattle?

    Looking for the cheapest flight from Louisiana to Seattle? While on average our users pay $1,292, our data indicates the cheapest price to be $174. The most popular route (New Orleans Louis Armstrong - Seattle/Tacoma Intl), is priced around $230.

  • Can I find deals for flights from Louisiana to Seattle that include hotel bookings?

    Yes. In addition to deals on Louisiana to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisiana to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to Seattle.

  • Can I find deals for business class flights from Louisiana to Seattle?

    Yes. Cheapflights offers flight deals from Louisiana to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisiana to Seattle?

    Currently, September is the cheapest month in which you can book a flight from Louisiana to Seattle (average of $149). Flying from Louisiana to Seattle in December is currently the most expensive (average of $234). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Ellensburg
Tukwila
Fife
Lakewood
Aberdeen
Shoreline
Marysville
Centralia
Federal Way

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Top 7 airlines flying from Louisiana to Seattle

Discover the top 7 airlines that operate flights from Louisiana to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$128Average$259FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$130Average$238FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$144Average$345FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$178Average$370FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$178Average$516FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$238Average$427FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$239Average$438FlexibilityNo cancel feeOn-time75%

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