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Knoxville

$160+ Cheap flights from Washington to Knoxville (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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TYS
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Washington to Knoxville

Keep the following information in mind while searching for Washington to Knoxville flight deals. Data was last updated April 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$251
(Delta)

One-way from

$160
(American Airlines)

Popular in

January

Cheapest in

April

Average price

$561
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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From Washington to Knoxville McGhee Tyson
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One-way flight from Washington to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 10% potential increase in price ($78 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Washington to Knoxville

Cheapest flights from Washington to Knoxville
Explore the most affordable flight options available from Washington to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/311:11 pmPDX - TYS
1 stop8h 12mDelta
Tue 6/105:15 pmTYS - PDX
1 stop7h 47mDelta
Deal found 4/29$251
This Flightnetwork deal was found by Cheapflights users on 4/29. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/16:25 amSEA - TYS
1 stop7h 04mFrontier
Sun 6/85:25 pmTYS - SEA
1 stop10h 09mFrontier
Deal found 4/29$255
This American Airlines deal was found by Cheapflights users on 4/28. 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 5/281:22 pmGEG - TYS
1 stop7h 36mAmerican Airlines
Wed 6/115:15 amTYS - GEG
1 stop9h 30mAmerican Airlines
Deal found 4/28$259
This Delta deal was found by Cheapflights users on 4/28. 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 8/217:21 pmGEG - TYS
2 stops12h 46mDelta
Sun 8/317:07 amTYS - GEG
2 stops9h 10mDelta
Deal found 4/28$269
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/285:26 amPDX - TYS
1 stop9h 05mAmerican Airlines
Wed 6/45:05 amTYS - PDX
1 stop8h 19mAmerican Airlines
Deal found 4/29$304
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/56:42 pmSEA - TYS
1 stop18h 29mMultiple Airlines
Sun 6/85:59 pmTYS - SEA
2 stops33h 11mMultiple Airlines
Deal found 4/29$325
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 6/306:25 pmGEG - TYS
2 stops13h 02mUnited Airlines
Tue 7/85:46 pmTYS - GEG
1 stop7h 13mUnited Airlines
Deal found 4/28$337
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/287:00 amPDX - TYS
1 stop6h 57mUnited Airlines
Wed 6/49:35 amTYS - PDX
2 stops14h 12mUnited Airlines
Deal found 4/29$355
This Mytrip deal was found by Cheapflights users on 4/28. 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 6/51:37 pmPDX - TYS
2 stops24h 41mMultiple Airlines
Wed 6/117:10 amTYS - PDX
2 stops31h 07mMultiple Airlines
Deal found 4/28$358
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2710:31 pmPDX - TYS
1 stop10h 10mAlaska Airlines
Wed 6/45:05 amTYS - PDX
1 stop7h 18mAlaska Airlines
Deal found 4/29$380
This American Airlines deal was found by Cheapflights users on 4/28. 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 5/216:20 amSEA - TYS
1 stop10h 05mAmerican Airlines
Thu 5/295:05 amTYS - SEA
1 stop10h 42mAmerican Airlines
Deal found 4/28$397
This Delta deal was found by Cheapflights users on 4/27. 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.
Sat 5/2410:55 pmSEA - TYS
1 stop8h 28mDelta
Wed 5/284:22 pmTYS - SEA
1 stop8h 38mDelta
Deal found 4/27$457

Cheapflights Fare Finder

Customize your flight search to find flights from Washington 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 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from Washington to Knoxville that are best for you.

Fly from

Washington

Fly to

Knoxville

Route

Depart

Return

Price

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Tue 6/3

11:11 pm-10:23 am

1 stop8h 12m

Knoxville McGhee Tyson

Tue 6/10

5:15 pm-10:02 pm

1 stop7h 47m

$251

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Sun 6/1

6:25 am-4:29 pm

1 stop7h 04m

Knoxville McGhee Tyson

Sun 6/8

5:25 pm-12:34 am

1 stop10h 09m

$255

SpokaneKnoxville

GEG - TYS

GEGTYS

Spokane

Wed 5/28

1:22 pm-11:58 pm

1 stop7h 36m

Knoxville McGhee Tyson

Wed 6/11

5:15 am-11:45 am

1 stop9h 30m

$259

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Thu 6/5

10:54 pm-10:43 am

1 stop8h 49m

Knoxville McGhee Tyson

Wed 6/11

5:15 am-10:45 am

1 stop8h 30m

$309

SpokaneKnoxville

GEG - TYS

GEGTYS

Spokane

Wed 5/28

11:15 am-11:51 pm

2 stops9h 36m

Knoxville McGhee Tyson

Wed 6/11

2:32 pm-11:11 pm

2 stops11h 39m

$324

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Thu 6/5

6:42 pm-4:11 pm

1 stop18h 29m

Knoxville McGhee Tyson

Sun 6/8

5:59 pm-12:10 am

2 stops33h 11m

$325

SpokaneKnoxville

GEG - TYS

GEGTYS

Spokane

Mon 6/30

6:25 pm-10:27 am

2 stops13h 02m

Knoxville McGhee Tyson

Tue 7/8

5:46 pm-9:59 pm

1 stop7h 13m

$337

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Thu 6/12

11:59 pm-4:11 pm

1 stop13h 12m

Knoxville McGhee Tyson

Sun 6/15

3:46 pm-10:18 am

1 stop21h 32m

$349

PortlandKnoxville

PDX - TYS

PDXTYS

Portland

Sat 7/12

11:20 pm-10:27 am

1 stop8h 07m

Knoxville McGhee Tyson

Tue 7/22

10:55 am-8:37 pm

2 stops12h 42m

$356

SeattleKnoxville

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Wed 5/21

6:20 am-7:25 pm

1 stop10h 05m

Knoxville McGhee Tyson

Thu 5/29

5:05 am-12:47 pm

1 stop10h 42m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 29 results
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Best time to book a flight from Washington to Knoxville

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

What is the cheapest month to book a flight from State of Washington to Knoxville?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Knoxville (average of $296). Flying from State of Washington to Knoxville in March 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 WA to TYS?

Find hourly flight availability from Washington 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 April 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Knoxville as you normally would.

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 April 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Washington to Knoxville by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

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
9,961 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

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 Washington to Knoxville. 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 Knoxville from Washington?

    For a flight from Washington to Knoxville, you will be flying into McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city.

  • What are the cheapest airlines to fly from State of Washington to Knoxville one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $160. Delta flights start at $185 while deals on Allegiant Air start at $193 one-way.

  • What are the most popular routes from State of Washington to Knoxville?

    The most popular route from State of Washington to Knoxville is Seattle/Tacoma Intl - Knoxville McGhee Tyson. You may also consider Portland - Knoxville McGhee Tyson or Spokane - Knoxville McGhee Tyson.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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.

  • What is the cheapest month to book a flight from State of Washington to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Knoxville (average of $296). Flying from State of Washington to Knoxville in March 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

Traveling to a place near Washington?

Book flights to Washington if you plan to visit one of these locations
Morristown
Cherokee
Corbin
Maryville
Oak Ridge
Alcoa
Murphy

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Alternative routes for Washington to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Washington to Knoxville

Discover the top 5 airlines that operate flights from Washington 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 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$144Average$489FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$164Average$239FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$266Average$665FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$568FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$663Average$776FlexibilityNo cancel feeOn-time75%

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