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$95+ Cheap flights from Seattle to Knoxville (SEA - TYS)

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TYS
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Knoxville McGhee Tyson are usually found in February or May, booked 14 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Seattle to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Knoxville (TYS). 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 October 31, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

November

Cheapest in

February

Round-trip from

$138
(Booking.com)

One-way from

$95
(FlightHub)
Provider with most accurate pricing for Seattle/Tacoma Intl-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Knoxville McGhee Tyson flights.
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High demand for flights, 18% potential price rise
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Best time to find cheap flights, 8% potential price drop
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From Seattle/Tacoma Intl to Knoxville McGhee Tyson
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One-way flight from Seattle/Tacoma Intl to Knoxville McGhee Tyson
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Find flight deals from Seattle to Knoxville

Cheapest flights from Seattle to Knoxville
Explore the most affordable flight options available from Seattle to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Mytrip deal was found by Cheapflights users on 10/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1410:11 pmSEA - TYS
1 stop18h 12mFrontier
Mon 11/1810:35 pmTYS - SEA
1 stop12h 40mFrontier
Deal found 10/31$134
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/59:21 pmSEA - TYS
1 stop13h 56mMultiple Airlines
Mon 12/91:42 pmTYS - SEA
1 stop9h 44mMultiple Airlines
Deal found 10/30$254
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/2712:25 amSEA - TYS
1 stop12h 21mAmerican Airlines
Thu 12/511:43 amTYS - SEA
1 stop14h 32mAmerican Airlines
Deal found 10/29$361
This United deal was found by Cheapflights users on 10/30. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/147:11 pmSEA - TYS
1 stop24h 19mUnited Airlines
Tue 11/198:55 amTYS - SEA
1 stop28h 03mUnited Airlines
Deal found 10/30$521
This Delta deal was found by Cheapflights users on 10/31. 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.
Thu 11/141:55 pmSEA - TYS
1 stop6h 55mDelta
Wed 11/2012:23 pmTYS - SEA
1 stop9h 01mDelta
Deal found 10/31$808
This Alaska Airlines deal was found by Cheapflights users on 10/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/237:40 amSEA - TYS
2 stops11h 02mAlaska Airlines
Sun 12/295:24 amTYS - SEA
1 stop9h 06mAlaska Airlines
Deal found 10/31$1,088

Find flights from Seattle to Knoxville within your budget

Customize your flight search to find flights from Seattle to Knoxville 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Wed 11/13

8:18 am-6:29 pm

1 stop7h 11m

$95

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Fri 12/6

3:25 pm-2:41 pm

1 stop20h 16m

$252

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Wed 11/13

5:28 pm-8:30 pm

3 stops24h 02m

$254

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Mon 12/23

11:10 pm-10:30 am

1 stop8h 20m

$399

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Thu 11/14

10:11 pm-7:23 pm

1 stop18h 12m

Knoxville McGhee Tyson

Mon 11/18

10:35 pm-8:15 am

1 stop12h 40m

$134

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Thu 12/5

9:21 pm-2:17 pm

1 stop13h 56m

Knoxville McGhee Tyson

Mon 12/9

1:42 pm-8:26 pm

1 stop9h 44m

$254

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Wed 11/27

12:25 am-3:46 pm

1 stop12h 21m

Knoxville McGhee Tyson

Thu 12/5

11:43 am-11:15 pm

1 stop14h 32m

$361

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Fri 1/10

11:59 pm-1:17 pm

1 stop10h 18m

Knoxville McGhee Tyson

Mon 1/27

7:00 am-10:53 pm

1 stop18h 53m

$435

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Thu 11/14

1:55 pm-11:50 pm

1 stop6h 55m

Knoxville McGhee Tyson

Wed 11/20

12:23 pm-6:24 pm

1 stop9h 01m

$808

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Mon 12/23

7:40 am-9:42 pm

2 stops11h 02m

Knoxville McGhee Tyson

Sun 12/29

5:24 am-11:30 am

1 stop9h 06m

$1,088

Flights are sorted by cheapest first

Deals found on 10/31

Compare providers for flights from Seattle to Knoxville

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 Seattle to Knoxville in October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
MytripPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
MytripPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
AranGrantPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
CheapfaremartPrice Accuracy-Trust Score*1 starCancellation PolicyAirline Policy

*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 Seattle-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Knoxville 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 Seattle-Knoxville 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 Seattle to Knoxville

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

Travel insights for flights from Seattle to Knoxville

Get recent, data-driven insights about flights from Seattle to Knoxville including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Knoxville. Price data was last updated on October 25, 2024.

The price you pay for your flight from Seattle to Knoxville may vary depending on when you book. For the best chance of a lower fare, look to book 14 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, December is the cheapest month in which you can book a flight from Seattle to Knoxville (average of $298). Flying from Seattle to Knoxville in April is currently the most expensive (average of $376). 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 SEA to TYS?

Find hourly flight availability from Seattle to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

It’s optimal to fly from Seattle to Knoxville in the afternoon. By choosing this option you can save up to 72% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Seattle to Knoxville?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Knoxville. Price data was last updated on October 27, 2024.

Travelers seeking maximum savings on their Seattle to Knoxville flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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Rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

Temperature in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Knoxville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated October 31, 2024.
To help decide which airline to fly from Seattle to Knoxville, see what other customers have to say about Frontier, American Airlines and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,420 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

7.1

Food

7.2

Boarding

8.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines
8.0
Very good
9,420 reviews
Alaska Airlines
8.0
Very good
9,420 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

7.1

Food

7.2

Boarding

8.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

United Airlines
7.4
Good
9,240 reviews
Alaska Airlines
8.0
Very good
9,420 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

7.1

Food

7.2

Boarding

8.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,420 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

7.1

Food

7.2

Boarding

8.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

Frontier
6.1
Okay
3,580 reviews
Alaska Airlines
8.0
Very good
9,420 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

7.1

Food

7.2

Boarding

8.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

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

  • Can I find flights from Seattle to Knoxville for under $200 on Cheapflights?

    Yes, there are multiple flights from Seattle to Knoxville for under $200. The cheapest flight booked recently is on Frontier for just $138, but on average you can expect to pay $455.

  • Are there last-minute flights available from Seattle to Knoxville for under $300?

    There are currently 5+ open flights from Seattle to Knoxville within the next 7 days for less than $300.

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

    Cheapflights users have booked flights from Seattle to Knoxville round-trip from $138. Other airlines that can offer you cheap pricing are American Airlines, from $361, and United Airlines, from $435. Users have found that Frontier is 79% cheaper than the other options available to this destination.

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

    $95 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $252 and $399, respectively.

  • What does SEA to TYS mean?

    Seattle/Tacoma Intl Airport is SEA and Knoxville McGhee Tyson Airport is TYS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Seattle to Knoxville that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Knoxville flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Knoxville with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Knoxville flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Seattle to Knoxville that allow pets onboard?

    Many airlines flying from Seattle to Knoxville offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Knoxville?

    Yes, you can often find last-minute deals on Seattle to Knoxville flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Knoxville flight deals updated?

    The Seattle to Knoxville flight deals you see on this page were last updated on 10/31.

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

    Currently, December is the cheapest month in which you can book a flight from Seattle to Knoxville (average of $298). Flying from Seattle to Knoxville in April is currently the most expensive (average of $376). 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

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Top 5 airlines flying from Seattle to Knoxville

Discover the top 5 airlines that operate flights from Seattle to Knoxville. 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$164Average$287FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$381Average$632FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$495Average$696FlexibilityNo cancel feeOn-time69%
DeltaCheapest$515Average$806FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$663Average$852FlexibilityNo cancel feeOn-time75%
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