Flights from Knoxville to Seattle, United States

Select sites to compare prices |
  • Select all
  • Deselect all

Find Flights


Enter your destination to continue
Enter depart date to continue
Enter return date to continue
Select at least 3 sites to continue
Select your depart date
Select your return date
Location services timed out
Enable Location Services Required!
Location services not available at this time
Use current location
Did you mean flights from Seattle to Knoxville?

Knoxville to Seattle Last modified: Jun 15, 2021 23:24 -04:00

We've scanned 1,260,655 round trip itineraries and found the cheapest flights to Seattle. 00 & !! frequently offer the best deals to Seattle flights, or select your preferred carrier below to see the cheapest days to fly.

Fri 8/6
Mon 8/9
Thu 9/9
Sun 9/12

How Much is a Flight from Knoxville to Seattle?

We have collected flight cost data from across the web for travel from Knoxville to Seattle, and have found the average flight price for this trip to be $340.

Where To Buy Cheap Flights from Knoxville to Seattle?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Knoxville to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from Knoxville to Seattle?

The chart below shows up-to-date information regarding how far in advance to book your flight from Knoxville to Seattle.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $388 $440
7-14 days $420 $372
14-21 days $349 $303
21-30 days $290 $283
30-60 days $257 $272
60-90 days $302 $272
90+ days $411 $335

Cheapest Day To Fly from Knoxville to Seattle

We've examined 2,521,310 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Knoxville to Seattle is Wednesday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday

Compare Flight Prices from Knoxville to Seattle by Month

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Knoxville to Seattle flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
June Knoxville Seattle !! 6/17/21 6/24/21 0 $388
July Knoxville Seattle 00 7/7/21 7/12/21 0 $290
August Knoxville Seattle !! 8/12/21 8/16/21 0 $314
September Knoxville Seattle !! 9/9/21 9/12/21 0 $302
October Knoxville Seattle 00 10/30/21 11/1/21 0 $312
November Knoxville Seattle 00 11/1/21 11/8/21 0 $302
December Knoxville Seattle !! 12/22/21 12/29/21 0 $539
October Knoxville Seattle Major Airlines 10/9/21 10/9/21 1 $779

Cheap Last Minute Flights from Knoxville to Seattle

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Knoxville to Seattle. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

9 10 11 12 13 14 15
16 17 18 19 20 21 22
$235 $238
23 24 25 26 27 28 29
30 31 1 2 3 4 5
6 7 8 9 10 11 12
13 14 15 16 17 18 19
20 21 22 23 24 25 26
27 28 29 30 1 2 3
4 5 6 7 8 9 10
11 12 13 14 15 16 17

Connecting Flights vs Direct Flights from Knoxville to Seattle

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Knoxville to Seattle is $305.

The average price for direct flights from Knoxville to Seattle is $326.

One Way Flights vs Round Trip Flights from Knoxville to Seattle

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Knoxville to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Knoxville to Seattle is $163.

The average price for round trip flights from Knoxville to Seattle is $357.

Knoxville to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Knoxville to Seattle?
Answer: Denver, CO

Airlines in Knoxville flying to Seattle Last modified: Jun 15, 2021 23:24 -04:00Number of routes searched: 1Number of itineraries searched: 2

Wondering which airlines fly out of Knoxville to Seattle? We've gathered the average price of Knoxville airlines with flights to Seattle. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

Knoxville to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Frontier DEN

Knoxville to Seattle Airports

These are the major commercial airports we're currently monitoring in Knoxville and Seattle. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap International Flights to Seattle - SEA Last modified: Jun 15, 2021 23:24 -04:00

Cheap Flights from Knoxville to Seattle