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$145+ Cheap flights from Nashville to Seattle (BNA - 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — SEA
Sep 3 — Sep 101
Thu 9/3
Thu 9/10
1 adult, Economy
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Find cheap flights from Nashville to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Nashville Intl to Seattle/Tacoma Intl are usually found in February or January, booked 29 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Nashville to Seattle

Cheapest flights from Nashville to Seattle
Explore the most affordable flight options available from Nashville to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Fri 9/412:55 pm
BNA
-
SEA
1 stop22h 24m
Frontier
Tue 9/810:34 am
SEA
-
BNA
2 stops28h 11m
Frontier
Deal found 8/3$345
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Thu 8/275:07 pm
BNA
-
SEA
1 stop7h 32m
Multiple Airlines
Fri 8/287:06 pm
SEA
-
BNA
1 stop15h 04m
Multiple Airlines
Deal found 8/1$346
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 8/287:11 am
BNA
-
SEA
Nonstop4h 54m
Delta
Tue 9/15:30 pm
SEA
-
BNA
Nonstop4h 25m
Delta
Deal found 8/3$347
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Fri 8/285:05 pm
BNA
-
SEA
2 stops42h 14m
Frontier
Fri 9/47:06 pm
SEA
-
BNA
1 stop15h 04m
Frontier
Deal found 7/31$348
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Thu 9/177:08 pm
BNA
-
SEA
2 stops16h 34m
Frontier
Sun 9/204:27 pm
SEA
-
BNA
1 stop23h 08m
Frontier
Deal found 7/30$349
This Delta deal was found by Cheapflights users on 7/30. 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.
Thu 8/275:20 pm
BNA
-
SEA
Nonstop4h 59m
Delta
Sun 8/305:30 pm
SEA
-
BNA
Nonstop4h 25m
Delta
Deal found 7/30$350
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Wed 9/93:14 pm
BNA
-
SEA
2 stops20h 28m
Frontier
Thu 9/179:45 pm
SEA
-
BNA
1 stop13h 35m
Frontier
Deal found 8/4$351
This Delta deal was found by Cheapflights users on 7/31. 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.
Fri 11/67:00 am
BNA
-
SEA
Nonstop5h 05m
Delta
Sun 11/85:34 pm
SEA
-
BNA
Nonstop4h 25m
Delta
Deal found 7/31$352
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Sat 10/317:00 am
BNA
-
SEA
Nonstop5h 03m
Multiple Airlines
Sat 10/317:41 pm
SEA
-
BNA
1 stop13h 56m
Multiple Airlines
Deal found 7/31$353
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 11/27:42 pm
BNA
-
SEA
1 stop16h 09m
Multiple Airlines
Wed 11/45:33 pm
SEA
-
BNA
Nonstop4h 26m
Multiple Airlines
Deal found 7/31$354
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/247:00 am
BNA
-
SEA
Nonstop4h 57m
Multiple Airlines
Tue 9/17:07 pm
SEA
-
BNA
1 stop15h 03m
Multiple Airlines
Deal found 8/1$355
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Thu 8/272:41 pm
BNA
-
SEA
1 stop21h 58m
Multiple Airlines
Tue 9/15:28 pm
SEA
-
BNA
Nonstop4h 24m
Multiple Airlines
Deal found 8/1$356

Find flight deals from Nashville to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Nashville (BNA) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$345
(Kiwi.com)

One-way from

$145
(CheapOair)

Popular in

June

Cheapest in

February

Average price

$378

Good round-trip deal

$382 or less

Good one-way deal

$223 or less
Provider with most accurate pricing for Nashville Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Nashville Intl-Seattle/Tacoma Intl flights.
Search Deals
From Nashville Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Nashville Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($60 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 August 2026
Search Deals
Price to beat on a round-trip flight from Nashville Intl to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Nashville Intl to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Nashville 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 August 4, 2026.
Use the filters below to find and compare flights from Nashville to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Thu 9/10

5:14 pm-10:41 pm

1 stop7h 27m

Seattle/Tacoma Intl

Tue 9/15

5:31 pm-11:59 pm

Nonstop4h 28m

$357

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Thu 8/27

7:00 am-9:57 am

Nonstop4h 57m

Seattle/Tacoma Intl

Mon 8/31

10:59 pm-5:26 pm

1 stop16h 27m

$357

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Wed 10/21

6:38 pm-9:46 pm

Nonstop5h 08m

Seattle/Tacoma Intl

Sat 10/24

7:20 am-5:35 pm

1 stop8h 15m

$367
Quickest round-trip

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Wed 9/9

5:30 pm-8:30 pm

Nonstop5h 00m

Seattle/Tacoma Intl

Wed 9/16

11:00 pm-5:25 am

Nonstop4h 25m

$372

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Sat 8/22

7:11 am-10:05 am

Nonstop4h 54m

Seattle/Tacoma Intl

Sun 9/6

11:05 am-9:33 pm

1 stop8h 28m

$407

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Thu 10/15

2:40 pm-10:30 pm

2 stops9h 50m

Seattle/Tacoma Intl

Sat 10/17

11:05 am-9:45 pm

2 stops8h 40m

$407

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Mon 9/21

7:00 am-10:03 am

Nonstop5h 03m

Seattle/Tacoma Intl

Fri 9/25

5:30 pm-11:58 pm

Nonstop4h 28m

$407

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Sat 9/26

5:14 pm-10:39 pm

1 stop7h 25m

Seattle/Tacoma Intl

Wed 9/30

8:35 am-5:31 pm

1 stop6h 56m

$407

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Sun 9/13

7:00 am-9:57 am

Nonstop4h 57m

Seattle/Tacoma Intl

Fri 9/18

10:59 pm-5:31 pm

1 stop16h 32m

$408

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Sun 11/1

7:00 am-10:05 am

Nonstop5h 05m

Seattle/Tacoma Intl

Tue 11/3

5:34 pm-11:59 pm

Nonstop4h 25m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Showing 1-10 of 21 resultsSorted by cheapest first
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Compare providers for flights from Nashville to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Nashville to Seattle in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Nashville-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Nashville-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Nashville-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Nashville-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Nashville-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Nashville to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Nashville 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 Nashville to Seattle

How far ahead should I book a flight from Nashville to Seattle?

Booking 28 days in advance of your planned departure date is, on average, the best time to get cheap flights from Nashville to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Nashville to Seattle (average of $308). Flying from Nashville to Seattle in June is currently the most expensive (average of $460). 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 BNA to SEA?

Find hourly flight availability from Nashville 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 August 4, 2026.

One of the essential ways to save on airfare from Nashville to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 5% on airfare.

How much does it cost to fly round-trip from Nashville to Seattle?

Airfare is typical for this route at the moment.

Nashville to Seattle flights typically cost between $291 and $449 in September.
The cheapest round-trip price found within the last 5 days was $345 on Frontier (Sep 4-Sep 8).

The best insider tips for Nashville to Seattle flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Nashville to Seattle trip
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on BNA

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated August 4, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta from Nashville to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,222 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
Southwest
8.0
Very good
4,222 reviews
Southwest
8.0
Very good
4,222 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
Alaska Airlines
7.9
Good
12,762 reviews
Southwest
8.0
Very good
4,222 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
Delta
7.8
Good
8,483 reviews
Southwest
8.0
Very good
4,222 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
American Airlines
7.1
Good
11,851 reviews
Southwest
8.0
Very good
4,222 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
Frontier
5.6
Fair
2,738 reviews
Southwest
8.0
Very good
4,222 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Related info for your journey

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

  • What airports do I use to fly from Nashville to Seattle?

    Booking a flight from Nashville Intl (BNA) to Seattle/Tacoma Intl (SEA) is your only option if you wish to fly from Nashville to Seattle. On a typical day, there are 6 flights from Nashville Intl to Seattle/Tacoma Intl, all of which are around 4h 54m for a nonstop flight. You can also purchase a plane ticket from 7 airlines when you book a flight from Nashville Intl to Seattle.

  • How popular is this Nashville to Seattle flight route?

    Flights from Nashville Intl to Seattle/Tacoma Intl have been viewed 87 times in the past calendar month.

  • How long is the flight from Nashville to Seattle?

    Airlines like Alaska Airlines and Southwest fly from Nashville to Seattle in about 5h. The time it takes to get you to your destination can typically vary by up to 2h 27m. The distance from Nashville to Seattle is about 1972 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Nashville to Seattle round-trip?

    Flying on Frontier is currently your cheapest option to Seattle, with prices starting at $132. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Delta, with the lowest prices starting at $168 and $179, respectively. You may be able to fly from Nashville to Seattle for 63% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $105 on Frontier. Other airlines that offer cheap prices include United Airlines from $118 and Southwest from $119 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Nashville to Seattle consider choosing Finnair (96%), Korean Air (90%) or Delta (81%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Nashville to Seattle?

    While on average a flight from Nashville to Seattle is generally $1,019, our data shows the cheapest flight currently is $188. When looking at the most popular route, (Nashville Intl - Seattle/Tacoma Intl), you can expect to pay $334 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Nashville 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 Nashville to Seattle?

    Currently, February is the cheapest month in which you can book a flight from Nashville to Seattle (average of $308). Flying from Nashville to Seattle in June is currently the most expensive (average of $460). 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
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Edmonds
Snoqualmie
Tumwater
Centralia
Marysville
Puyallup
Kent
Ellensburg
Fife
Ocean Shores
Lakewood
Lynnwood
Poulsbo

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from Nashville to Seattle

Discover the top 7 airlines that operate flights from Nashville 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 August 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$132Average$278FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$168Average$277FlexibilityNo cancel feeOn-time85%
DeltaCheapest$179Average$392FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$217Average$389FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$238Average$434FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$256Average$407FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$306Average$498FlexibilityNo cancel feeOn-time71%

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