Cheap flights from Knoxville to Seattle from $320

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1 stop
Wed, Jul 30
Knoxville TYSSeattle SEA

$320
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1 stop
Wed, Jul 30
Knoxville TYSSeattle SEA

$320
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1 stop
Tue, Jul 29
Knoxville TYSSeattle SEA

$322
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1 stop
Tue, Jul 29
Knoxville TYSSeattle SEA

$322
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1 stop
Tue, Jul 29
Knoxville TYSSeattle SEA

$322
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1 stop
Tue, Jul 29
Knoxville TYSSeattle SEA

$322
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Prices updated:

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1 stop
Thu, Jul 31 – Mon, Aug 4
Knoxville TYSSeattle SEA

$655
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1 stop
Tue, Jul 29 – Fri, Aug 1
Knoxville TYSSeattle SEA

$686
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1 stop
Tue, Jul 29 – Fri, Aug 1
Knoxville TYSSeattle SEA

$686
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1 stop
Tue, Jul 29 – Fri, Aug 1
Knoxville TYSSeattle SEA

$686
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1 stop
Tue, Jul 29 – Fri, Aug 1
Knoxville TYSSeattle SEA

$686
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1 stop
Tue, Jul 29 – Fri, Aug 1
Knoxville TYSSeattle SEA

$686
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Prices updated:

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How much do flights to Seattle cost?

Key info about flying to Seattle

Depart from
McGhee Tyson
Arrive to
Seattle–Tacoma International
Average flights per week
122
Flight distance
Worth visiting
Lulu Island

Check-in for a flight from Knoxville to Seattle

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Alaska AirlinesASAASNo
Hawaiian AirlinesHALHANo

Weather in Seattle

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C2°C
February8°C1°C
March10°C3°C
April13°C5°C
May18°C8°C
June21°C10°C
July25°C13°C
August26°C14°C
September22°C11°C
October15°C7°C
November10°C4°C
December6°C2°C
Hottest Month
26°C
August
Coldest month
1°C
February
Sunny days
253
days per year
Snow days
5
days per year

14 day forecast

Saturday
5 Jul
21°C12°C
12 Jul
83%
24°C13°C
Sunday
6 Jul
23°C10°C
13 Jul
19°C11°C
Monday
7 Jul
27°C11°C
14 Jul
81%
22°C12°C
Tuesday
8 Jul
29°C12°C
15 Jul
86%
18°C11°C
Wednesday
9 Jul
88%
21°C15°C
16 Jul
22°C11°C
Thursday
10 Jul
25°C14°C
17 Jul
26°C9°C
Friday
11 Jul
29°C12°C
18 Jul
30°C13°C
Book your trip to arrive at Seattle–Tacoma International, Boeing Field, or Kenmore Air Harbor Seaplane Base. The most popular airlines for this route are United Airlines, Alaska Airlines, and Hawaiian Airlines. Knoxville and Seattle have 122 direct flights per week.

Frequently asked questions

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What airports are near Knoxville?
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Which airlines fly between Knoxville and Seattle?
When’s the best time to travel between Knoxville and Seattle?
What flights operate between Knoxville and Seattle?
How many airports are there near Knoxville?
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What time do nonstop (direct) flights between Knoxville and Seattle depart?
What time do nonstop (direct) flights between Knoxville and Seattle arrive?
What time do flights between Knoxville and Seattle depart?
What time do flights between Knoxville and Seattle arrive?

Explore alternative trips

Flights from Knoxville

Flights to Seattle

Popular routes

The nearest countries with flights to Seattle

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Other destination countries from Knoxville

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