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Cheap flights Seattle (Tacoma) to Denver

1 passenger, economy

Nonstop flights from Seattle to Denver: Alaska Airlines, Frontier Airlines, United Airlines and 1 more. Nonstop flights per week: 14. Flight time: 2 hours 48 minutes. Distance: 1645 km. Tickets from £47 (departure 14 November).

Prices updated on 26 October at 11:04

See also: Denver — Seattle (Tacoma)Flights from Seattle (Tacoma)Flights to Denver

Cheap flights Seattle to Denver

Compare prices, duration and stops

Frontier Airlines
F9 4668
12:14
Tacoma (SEA)
Tue, 27 Oct
10h 35min
1 stop
23:49
Denver (DEN)
Tue, 27 Oct
£108
Frontier Airlines
F9 3406
16:27
Tacoma (SEA)
Wed, 28 Oct
2h 48min
Direct
20:15
Denver (DEN)
Wed, 28 Oct
£120
Frontier Airlines
F9 3406
16:27
Tacoma (SEA)
Fri, 30 Oct
2h 48min
Direct
20:15
Denver (DEN)
Fri, 30 Oct
£125
Frontier Airlines
F9 3406
16:27
Tacoma (SEA)
Sat, 31 Oct
2h 48min
Direct
20:15
Denver (DEN)
Sat, 31 Oct
£117
Southwest Airlines
WN 3105
06:30
Tacoma (SEA)
Sun, 1 Nov
7h 55min
1 stop
15:25
Denver (DEN)
Sun, 1 Nov
£62
Alaska Airlines
AS 682 🔥 Hot deal
07:23
Tacoma (SEA)
Sun, 1 Nov
2h 51min
Direct
11:14
Denver (DEN)
Sun, 1 Nov
£67
Frontier Airlines
F9 2276
10:50
Tacoma (SEA)
Sun, 1 Nov
22h 1min
1 stop
09:51
Denver (DEN)
Mon, 2 Nov +1
£127
Frontier Airlines
F9 4668
21:34
Tacoma (SEA)
Sun, 1 Nov
47h 8min
2 stops
21:42
Denver (DEN)
Tue, 3 Nov +1
£66
Alaska Airlines
AS 682
07:23
Tacoma (SEA)
Tue, 3 Nov
2h 51min
Direct
11:14
Denver (DEN)
Tue, 3 Nov
£61
Frontier Airlines
F9 3406
16:27
Tacoma (SEA)
Wed, 4 Nov
2h 48min
Direct
20:15
Denver (DEN)
Wed, 4 Nov
£82
Frontier Airlines
F9 1178
19:48
Tacoma (SEA)
Thu, 5 Nov
12h 57min
1 stop
09:45
Denver (DEN)
Fri, 6 Nov +1
£87
Frontier Airlines
F9 3406
16:27
Tacoma (SEA)
Fri, 6 Nov
2h 48min
Direct
20:15
Denver (DEN)
Fri, 6 Nov
£69
Frontier Airlines
F9 3406
16:27
Tacoma (SEA)
Sat, 7 Nov
2h 48min
Direct
20:15
Denver (DEN)
Sat, 7 Nov
£61
United Airlines
UA 757
05:05
Tacoma (SEA)
Sun, 8 Nov
2h 37min
Direct
08:42
Denver (DEN)
Sun, 8 Nov
£106
Frontier Airlines
F9 3406
16:27
Tacoma (SEA)
Mon, 9 Nov
2h 48min
Direct
20:15
Denver (DEN)
Mon, 9 Nov
£75
Frontier Airlines
F9 3406 🔥 Hot deal Best price
16:27
Tacoma (SEA)
Sat, 14 Nov
2h 48min
Direct
20:15
Denver (DEN)
Sat, 14 Nov
£47
Frontier Airlines
F9 4204
21:13
Tacoma (SEA)
Thu, 19 Nov
11h 30min
1 stop
09:43
Denver (DEN)
Fri, 20 Nov +1
£82
United Airlines
UA 757
05:05
Tacoma (SEA)
Mon, 23 Nov
2h 37min
Direct
08:42
Denver (DEN)
Mon, 23 Nov
£91
Alaska Airlines
AS 725
18:38
Tacoma (SEA)
Mon, 23 Nov
16h 25min
1 stop
12:03
Denver (DEN)
Tue, 24 Nov +1
£101
Frontier Airlines
F9 4204
21:53
Tacoma (SEA)
Tue, 24 Nov
10h 50min
1 stop
09:43
Denver (DEN)
Wed, 25 Nov +1
£117
United Airlines
UA 757
05:05
Tacoma (SEA)
Wed, 25 Nov
2h 37min
Direct
08:42
Denver (DEN)
Wed, 25 Nov
£120
Frontier Airlines
F9 1916
04:25
Tacoma (SEA)
Sat, 19 Dec
2h 51min
Direct
08:16
Denver (DEN)
Sat, 19 Dec
£120
Southwest Airlines
WN 3824
07:40
Tacoma (SEA)
Tue, 22 Dec
2h 35min
Direct
11:15
Denver (DEN)
Tue, 22 Dec
£121
Frontier Airlines
F9 1916
03:29
Tacoma (SEA)
Sat, 6 Feb
2h 50min
Direct
07:19
Denver (DEN)
Sat, 6 Feb
£91
Alaska Airlines
AS 1586
01:45
Tacoma (SEA)
Thu, 15 Apr
2h 46min
Direct
05:31
Denver (DEN)
Thu, 15 Apr
£105
Alaska Airlines
AS 620
21:30
Tacoma (SEA)
Mon, 19 Apr
2h 46min
Direct
01:16
Denver (DEN)
Tue, 20 Apr +1
£124
Alaska Airlines
AS 631
13:30
Tacoma (SEA)
Wed, 28 Apr
2h 49min
Direct
17:19
Denver (DEN)
Wed, 28 Apr
£125
United Airlines
UA 1355
16:29
Tacoma (SEA)
Wed, 21 July
6h 52min
1 stop
00:21
Denver (DEN)
Thu, 22 July +1
£267

Direct flight schedule Seattle — Denver

Direct flights: 4 · Airlines: 3 · First departure: 03:29 · Last departure: 16:27

Departure → arrivalFlightAirport DaysDurationPrice
03:29→07:19 Frontier Airlines F9 1916 TacomaSEA MonTueWedThuFriSatSun 2h 50min
05:05→08:42 United Airlines UA 757 TacomaSEA MonTueWedThuFriSatSun 2h 37min
07:23→11:14 Alaska Airlines AS 682 TacomaSEA MonTueWedThuFriSatSun 2h 51min
16:27→20:15 Frontier Airlines F9 3406 TacomaSEA MonTueWedThuFriSatSun 2h 48min
Local time: departure at the departure airport, arrival at the arrival airport. Days and prices are based on tickets found for the coming months.

Low price calendar

From
To
Lowest price of the month Tue, 27 Oct · One way from £108

Prices as of 26 October, 11:04 Moscow time

Cheap flights Seattle to Denver

Frontier Airlines
Frontier Airlines
Mon, Tue, Wed, Thu, Fri, Sat, Sun
Price from
£47
United Airlines
United Airlines
Mon, Wed, Sun
Price from
£106
Alaska Airlines
Alaska Airlines
Mon, Tue, Wed, Thu, Sun
Price from
£125

Which airlines offer the cheapest flights from Seattle to Denver?

Based on collected data, the cheapest flights are offered by Southwest Airlines with an average ticket price of £92.

  • Southwest Airlines Average price: £92 · Flights: 2 · Direct: 1
  • Frontier Airlines Average price: £93 · Flights: 6 · Direct: 2
  • Alaska Airlines Average price: £97 · Flights: 5 · Direct: 4
  • United Airlines Average price: £146 · Flights: 2 · Direct: 1

Which airlines fly most often from Seattle to Denver?

The most flight options on this route are offered by Frontier Airlines — options found: 6.

  • Frontier Airlines Flights: 6 · Direct: 2
  • Alaska Airlines Flights: 5 · Direct: 4
  • Southwest Airlines Flights: 2 · Direct: 1
  • United Airlines Flights: 2 · Direct: 1

Round trip Seattle — Denver

TripOutboundReturnOutbound + returnTotal
Weekend tripSat, 31 OctSun, 1 Nov £117 + £63
One weekSun, 15 NovMon, 23 Nov £47 + £112
Two weeksTue, 10 NovTue, 24 Nov £75 + £96

Two one-way tickets combined, price per adult. Tap a price to search these dates.

Prices as of 26 October, 11:04 Moscow time

How many days before departure is it cheapest to buy a Seattle — Denver ticket?

The cheapest departure right now is Sun, 15 Nov — from £47. Days before departure: 19. 4–7 days before departure tickets cost from £61, 1–3 days before — from £120.

Before departureDeparture dateDifference from lowestPrice
1–3 days Wed, 28 Oct 155% more
4–7 days Tue, 3 Nov 31% more
8–14 days Sun, 8 Nov 30% more
15–21 days Sun, 15 Nov cheapest
22–30 days Fri, 20 Nov 73% more

Lowest prices for departures in the next 30 days.

How many flights per day operate from Seattle to Denver?

Most flights operate on Sun (5), the fewest on Fri (1).

  • Mon Flights: 4 · Direct: 3
  • Tue Flights: 4 · Direct: 2
  • Wed Flights: 4 · Direct: 3
  • Thu Flights: 3 · Direct: 1
  • Fri Flights: 1 · Direct: 1
  • Sat Flights: 2 · Direct: 2
  • Sun Flights: 5 · Direct: 2

Popular destinations from Seattle

All →
SEA
Seattle — Los Angeles
United States → United States
LAX
from
£37
SEA
Seattle — San Francisco
United States → United States
SFO
from
£41
SEA
Seattle — Boise
United States → United States
BOI
from
£52
SEA
Seattle — Phoenix
United States → United States
PHX
from
£53
SEA
Seattle — Long Beach
United States → United States
LGB
from
£59
SEA
Seattle — Bozeman
United States → United States
BZN
from
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SEA
Seattle — Ontario
United States → United States
ONT
from
£67
SEA
Seattle — Las Vegas
United States → United States
LAS
from
£68

Popular destinations to Denver

All →
CHI
Chicago — Denver
United States → United States
DEN
from
£24
ONT
Ontario — Denver
United States → United States
DEN
from
£25
PHX
Phoenix — Denver
United States → United States
DEN
from
£28
LAX
Los Angeles — Denver
United States → United States
DEN
from
£31
SAN
San Diego — Denver
United States → United States
DEN
from
£33
DFW
Dallas — Denver
United States → United States
DEN
from
£33
LAS
Las Vegas — Denver
United States → United States
DEN
from
£44
AUS
Austin — Denver
United States → United States
DEN
from
£47

Cheap flights Seattle to Denver

Price from
£47
Average price
£103
Flight time
2 hours 48 minutes
Distance
1 645 km
Рейсов в неделю
14
Airlines
4
Most frequent flight
F9 3406

Prices as of 26 October, 11:04 Moscow time

Airports on the Seattle — Denver route

From → to Flights Direct Airlines Price from
TacomaSEA DenverDEN
1584

Departure airports · Seattle

Arrival airports · Denver

Passenger reviews

No reviews for this route yet

Internet abroad

eSIM · United States

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Frequently Asked Questions

Yes. Nonstop flights from Seattle to Denver are operated by: Alaska Airlines, Frontier Airlines, United Airlines, Southwest Airlines. A nonstop flight takes 2 hours 48 minutes on average. Nonstop tickets start at £47.
The average ticket price Seattle Denver is £103. The cheapest ticket costs £47, operated by Frontier Airlines, flight F9 3406, departing Seattle on 14 November at 16:27, arriving Denver on 14 November at 20:15. Prices as of 26 October.
A nonstop flight takes 2 hours 48 minutes on average. The fastest is WN 3824 Southwest Airlines: 2 hours 35 minutes. With a connection: from 6 hours 52 minutes, usually about 12 hours.
Tickets from Seattle to Denver are sold by: Frontier Airlines, Alaska Airlines, United Airlines, Southwest Airlines. All of them fly nonstop.
The distance from Seattle to Denver is 1645 km.
Tickets from Denver to Seattle start at £57. The average price is £112. Nonstop flights are operated by: Alaska Airlines, Frontier Airlines, United Airlines. All tickets Denver — Seattle
The first nonstop flight departs at 03:29 (F9 1916, Frontier Airlines), the last one at 16:27 (F9 3406, Frontier Airlines). Local time.
Yes, the time difference is 1 hour: Seattle — UTC−7, Denver — UTC−6. For example: Seattle 12:00 → Denver 13:00.