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Cheap flights from Knoxville to Seattle from $95

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Seattle departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Knoxville to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from Knoxville to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Knoxville to Seattle.

Cheap last minute flights

Planning a quick getaway from Knoxville to Seattle? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Knoxville to Seattle

Find recent round-trip train or bus tickets from Knoxville to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
7:00 am - 9:11 pmTYS-SEA
17h 11m2 stops
5:00 am - 10:37 pmSEA-TYS
14h 37m2 stops
$449United Airlines
Find Deal
Wed, Jan 8 - Sat, Jan 18
7:00 am - 6:15 pmTYS-SEA
14h 15m2 stops
5:00 am - 10:36 pmSEA-TYS
14h 36m2 stops
$450United Airlines
Find Deal
Fri, Jan 10 - Wed, Jan 22
7:00 am - 9:11 pmTYS-SEA
17h 11m2 stops
5:00 am - 10:29 pmSEA-TYS
14h 29m1 stop
$459United Airlines
Find Deal
Wed, Jan 8 - Thu, Jan 16
12:04 pm - 9:21 pmTYS-SEA
12h 17m1 stop
4:30 pm - 11:26 amSEA-TYS
15h 56m1 stop
$483American Airlines
Find Deal
Tue, Jan 7 - Tue, Jan 21
12:50 pm - 2:53 pmTYS-SEA
29h 03m3 stops
5:55 pm - 3:14 pmSEA-TYS
18h 19m3 stops
Fri, Dec 13 - Fri, Jan 10
6:36 am - 10:50 amTYS-SEA
7h 14m1 stop
12:00 pm - 11:47 pmSEA-TYS
8h 47m1 stop
$528Delta
Find Deal
Tue, Jan 7 - Tue, Jan 21
7:25 am - 2:24 pmTYS-SEA
9h 59m1 stop
5:50 pm - 11:23 amSEA-TYS
14h 33m2 stops
$532Delta
Find Deal
Tue, Jan 7 - Mon, Jan 20
8:59 pm - 11:10 pmTYS-SEA
29h 11m3 stops
11:59 pm - 4:11 pmSEA-TYS
13h 12m1 stop
Thu, May 15 - Sun, Jun 15
5:23 am - 2:56 pmTYS-SEA
12h 33m1 stop
12:45 am - 3:25 pmSEA-TYS
11h 40m1 stop
$548American Airlines
Find Deal
Wed, Feb 5 - Thu, Feb 6
4:19 pm - 1:34 pmTYS-SEA
24h 15m1 stop
9:36 pm - 6:53 pmSEA-TYS
18h 17m1 stop
$834Frontier
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Sun, Dec 15 - Sat, Dec 21
4:19 pm - 2:19 pmTYS-SEA
25h 00m1 stop
$95Frontier
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Sun, Jan 12
4:19 pm - 1:34 pmTYS-SEA
24h 15m1 stop
$221Frontier
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Sun, Dec 15
7:00 am - 9:11 pmTYS-SEA
17h 11m2 stops
$222United Airlines
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Wed, Jan 8
5:20 am - 4:34 pmTYS-SEA
14h 14m2 stops
$223Delta
Find Deal
Sat, Dec 14
8:55 am - 1:11 pmTYS-SEA
31h 16m3 stops
Tue, Dec 24
1:41 pm - 5:00 pmTYS-SEA
30h 19m3 stops
Sun, Jan 12
5:20 am - 7:00 pmTYS-SEA
16h 40m2 stops
$253Delta
Find Deal
Sat, Dec 14
9:35 am - 10:53 pmTYS-SEA
16h 18m2 stops
$258United Airlines
Find Deal
Thu, Jan 9
6:10 pm - 12:57 amTYS-SEA
9h 47m1 stop
$419American Airlines
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Wed, Jan 1
4:16 pm - 9:28 pmTYS-SEA
8h 12m1 stop
$514American Airlines
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Wed, Dec 4
5:30 am - 6:47 pmTYS-SEA
16h 17m2 stops
11:55 am - 11:50 pmSEA-TYS
8h 55m1 stop
$712Delta
Find Deal
Sat, Nov 23 - Fri, Nov 29
8:55 am - 11:11 pmTYS-SEA
17h 16m1 stop
8:05 am - 7:30 pmSEA-TYS
8h 25m1 stop
$722United Airlines
Find Deal
Fri, Nov 22 - Fri, Nov 29
11:24 am - 4:23 pmTYS-SEA
31h 59m2 stops
5:28 pm - 1:27 pmSEA-TYS
16h 59m1 stop
Fri, Nov 22 - Tue, Nov 26
10:55 am - 11:11 pmTYS-SEA
15h 16m2 stops
5:00 am - 2:51 pmSEA-TYS
6h 51m1 stop
$727United Airlines
Find Deal
Fri, Nov 22 - Fri, Nov 29
11:24 am - 4:23 pmTYS-SEA
31h 59m2 stops
5:28 pm - 1:27 pmSEA-TYS
16h 59m1 stop
Fri, Nov 22 - Tue, Nov 26
8:15 am - 4:23 pmTYS-SEA
35h 08m3 stops
5:28 pm - 1:27 pmSEA-TYS
16h 59m1 stop
Fri, Nov 22 - Tue, Nov 26
7:00 am - 6:09 pmTYS-SEA
14h 09m2 stops
7:11 pm - 1:47 pmSEA-TYS
15h 36m2 stops
$770United Airlines
Find Deal
Mon, Nov 25 - Wed, Nov 27
4:16 pm - 12:53 amTYS-SEA
11h 37m1 stop
10:10 pm - 12:56 pmSEA-TYS
11h 46m1 stop
$804American Airlines
Find Deal
Fri, Nov 22 - Wed, Nov 27
12:04 pm - 9:28 pmTYS-SEA
12h 24m1 stop
11:59 pm - 3:24 pmSEA-TYS
12h 25m1 stop
$889American Airlines
Find Deal
Mon, Nov 25 - Wed, Nov 27
6:15 am - 10:44 amTYS-SEA
7h 29m1 stop
12:55 am - 1:44 pmSEA-TYS
9h 49m2 stops
$1,547Delta
Find Deal
Sun, Nov 24 - Thu, Nov 28

United Airlines flights from Knoxville to Seattle

Our best United Airlines deals on Knoxville to Seattle flight tickets
United Airlines
Jan 8
TYS7:00 amKnoxville McGhee Tyson
17h 11m
2 stops
SEA9:11 pmSeattle/Tacoma Intl
Jan 18
SEA5:00 amSeattle/Tacoma Intl
14h 37m
2 stops
TYS10:37 pmKnoxville McGhee Tyson
United Airlines
Jan 10
TYS7:00 amKnoxville McGhee Tyson
14h 15m
2 stops
SEA6:15 pmSeattle/Tacoma Intl
Jan 22
SEA5:00 amSeattle/Tacoma Intl
14h 36m
2 stops
TYS10:36 pmKnoxville McGhee Tyson
United Airlines
Jan 8
TYS7:00 amKnoxville McGhee Tyson
17h 11m
2 stops
SEA9:11 pmSeattle/Tacoma Intl
Jan 16
SEA5:00 amSeattle/Tacoma Intl
14h 29m
1 stop
TYS10:29 pmKnoxville McGhee Tyson

American Airlines flights from Knoxville to Seattle

Our best American Airlines deals on Knoxville to Seattle flight tickets
American Airlines
Jan 7
TYS12:04 pmKnoxville McGhee Tyson
12h 17m
1 stop
SEA9:21 pmSeattle/Tacoma Intl
Jan 21
SEA4:30 pmSeattle/Tacoma Intl
15h 56m
1 stop
TYS11:26 amKnoxville McGhee Tyson
American Airlines
Feb 5
TYS5:23 amKnoxville McGhee Tyson
12h 33m
1 stop
SEA2:56 pmSeattle/Tacoma Intl
Feb 6
SEA12:45 amSeattle/Tacoma Intl
11h 40m
1 stop
TYS3:25 pmKnoxville McGhee Tyson
American Airlines
Jan 1
TYS6:41 pmKnoxville McGhee Tyson
7h 50m
1 stop
SEA11:31 pmSeattle/Tacoma Intl
Jan 8
SEA5:22 amSeattle/Tacoma Intl
11h 56m
1 stop
TYS8:18 pmKnoxville McGhee Tyson

See travel insights to Seattle from

How to get the cheapest flight ticket from Knoxville to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Knoxville and Seattle?

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Knoxville to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $584. If you don’t want to visit Seattle in January, then you should wait until October to fly from Knoxville, when ticket prices are also cheap, with an average price of $598.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Knoxville is on a Friday. momondo users have found tickets for Friday departures for as low as $596. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Knoxville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $746.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Knoxville in the evening is the least expensive time of day to depart. momondo users have found prices as low as $356 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $688. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Knoxville when booking 25 days ahead of your departure date. In general, you can expect to find flights to Seattle for around $656 when searching 25 days out. Keep in mind that you might be able to find cheaper flights to Seattle at any time. In fact, our users found flights for as low as $99 in the past 72 hours.

Can stopping save me money on Knoxville to Seattle flights?

You could potentially save up to 57% on your flight if you consider stops on a Knoxville to Seattle flight.

How have Knoxville to Seattle flight prices changed over time?

As of November 2024, prices for Knoxville to Seattle flights are approximately 51% cheaper when compared to flights at the same time last year.

When to book flights from Knoxville to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Seattle (TYS to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Seattle

Best Price Found

$95

Fastest flight time

7h 14m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Knoxville in the past 72 hours is $95. The best round-trip flight deal from Knoxville to Seattle found on momondo in the last 72 hours is $449.
The fastest flight from Knoxville to Seattle takes 7h 14m
There are no direct flights from Knoxville to Seattle. Popular non-direct route for this connection is Knoxville McGhee Tyson Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Knoxville McGhee Tyson to Seattle/Tacoma Intl by plane?

    The distance between Knoxville McGhee Tyson and Seattle/Tacoma Intl is about 2108.9 mi. Flights usually cover this in 7h 14m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Seattle/Tacoma Intl Airport are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Knoxville to Seattle?


Best airlines flying from Knoxville to Seattle

Compare and see reviews for airlines that fly from Knoxville to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $120Free CancellationRating
6.1
3,536 reviews
Search Frontier flights
American AirlinesPriceFrom $383Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $479Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
DeltaPriceFrom $558Free CancellationRating
8.0
8,755 reviews
Search Delta flights
Alaska AirlinesPriceFrom $757Free CancellationRating
8.0
9,464 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Seattle?

Finding the right flight to Seattle from Knoxville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Knoxville to Seattle with flexible booking policies on momondo?

Yes. All flights to Seattle from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Knoxville to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from Knoxville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Knoxville to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Knoxville to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.


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