Cheap Flights from Denver, CO to Seattle, WA from $30

One way Round trip

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On Cheapflightsplus.com you will find 71 direct and 158 connecting flights from Denver to Seattle. You can compare airfare deals from 7 airlines and multiple travel sites from $30, book and save on cheap plane tickets and last minute offers. Also check out DEN-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Denver to Seattle Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $30 (one-way), $51 (round-trip).

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Best Flights from Denver to Seattle Today

Take a look at the list of non stop flights and flights with layovers from Denver to Seattle with the lowest price of $30. The fastest direct flight takes 2h 49m and the fastest connecting – 4h 10m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $30 Find flight	06:25 Denver Denver International	08:31 Seattle Seattle-Tacoma Intl	3h 6m	Frontier Airlines	F9145
from $30 Find flight	14:59 Denver Denver International	17:02 Seattle Seattle-Tacoma Intl	3h 3m	Frontier Airlines	F9143
from $32 Find flight	07:00 Denver Denver International	09:00 Seattle Seattle-Tacoma Intl	3h 0m	Alaska Airlines	AS1171
from $32 Find flight	12:20 Denver Denver International	14:23 Seattle Seattle-Tacoma Intl	3h 3m	Alaska Airlines	AS623
from $32 Find flight	16:15 Denver Denver International	18:14 Seattle Seattle-Tacoma Intl	2h 59m	Alaska Airlines	AS741
from $32 Find flight	18:35 Denver Denver International	20:34 Seattle Seattle-Tacoma Intl	2h 59m	Alaska Airlines	AS1177
from $34 Find flight	08:10 Denver Denver International	10:09 Seattle Seattle-Tacoma Intl	2h 59m	Alaska Airlines	AS1173
from $36 Find flight	06:50 Denver Denver International	08:50 Seattle Seattle-Tacoma Intl	3h 0m	Delta Air Lines Inc.	DL724
from $36 Find flight	06:50 Denver Denver International	08:52 Seattle Seattle-Tacoma Intl	3h 2m	Delta Air Lines Inc.	DL1430
from $36 Find flight	12:15 Denver Denver International	14:17 Seattle Seattle-Tacoma Intl	3h 2m	Delta Air Lines Inc.	DL1484
from $36 Find flight	14:25 Denver Denver International	16:17 Seattle Seattle-Tacoma Intl	2h 52m	Delta Air Lines Inc.	DL749
from $36 Find flight	14:25 Denver Denver International	16:21 Seattle Seattle-Tacoma Intl	2h 56m	Delta Air Lines Inc.	DL946

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 03, 2024

Flight Schedule Denver (Colorado) to Seattle (Washington)

Full flight schedule will help you in detecting at what time planes fly from Denver to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
06:05 — 08:20	06:05 — 08:20 WN411 Southwest Airlines Denver — Seattle	3h 15m	Find flight from$46
06:05 — 08:20	06:05 — 08:20 WN1634 Southwest Airlines Denver — Seattle	3h 15m	Find flight from$46
06:10 — 08:25	06:10 — 08:25 WN2246 Southwest Airlines Denver — Seattle	3h 15m	Find flight from$46
06:25 — 08:31	06:25 — 08:31 F9145 Frontier Airlines Denver — Seattle	3h 6m	Find flight from$30
06:50 — 08:50	06:50 — 08:50 DL724 Delta Air Lines Inc. Denver — Seattle	3h	Find flight from$36
06:50 — 08:52	06:50 — 08:52 DL1430 Delta Air Lines Inc. Denver — Seattle	3h 2m	Find flight from$36
07:00 — 09:00	07:00 — 09:00 AS1171 Alaska Airlines Denver — Seattle	3h	Find flight from$32
07:15 — 09:05	07:15 — 09:05 AS965 Alaska Airlines Denver — Seattle	2h 50m	Find flight from$40
07:50 — 10:05	07:50 — 10:05 WN824 Southwest Airlines Denver — Seattle	3h 15m	Find flight from$46
08:10 — 10:09	08:10 — 10:09 AS1173 Alaska Airlines Denver — Seattle	2h 59m	Find flight from$34
08:25 — 10:30	08:25 — 10:30 WN995 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$91
08:35 — 10:45	08:35 — 10:45 WN3888 Southwest Airlines Denver — Seattle	3h 10m	Find flight from$46
09:00 — 11:05	09:00 — 11:05 WN3643 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$46
09:25 — 11:25	09:25 — 11:25 WN2308 Southwest Airlines Denver — Seattle	3h	Find flight from$62
09:55 — 12:00	09:55 — 12:00 WN709 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$46
10:45 — 12:50	10:45 — 12:50 WN2197 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$96
11:00 — 13:00	11:00 — 13:00 WN539 Southwest Airlines Denver — Seattle	3h	Find flight from$46
11:18 — 13:12	11:18 — 13:12 UA690 United Airlines Denver — Seattle	2h 54m	Find flight from$43
11:25 — 13:27	11:25 — 13:27 UA404 United Airlines Denver — Seattle	3h 2m	Find flight from$43
12:15 — 14:17	12:15 — 14:17 DL1484 Delta Air Lines Inc. Denver — Seattle	3h 2m	Find flight from$36
12:15 — 14:15	12:15 — 14:15 WN3513 Southwest Airlines Denver — Seattle	3h	Find flight from$46
12:20 — 14:23	12:20 — 14:23 AS623 Alaska Airlines Denver — Seattle	3h 3m	Find flight from$32
12:20 — 14:20	12:20 — 14:20 WN815 Southwest Airlines Denver — Seattle	3h	Find flight from$46
13:00 — 15:05	13:00 — 15:05 WN3377 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$46
13:10 — 15:10	13:10 — 15:10 WN4788 Southwest Airlines Denver — Seattle	3h	Find flight from$47
14:00 — 15:58	14:00 — 15:58 UA1823 United Airlines Denver — Seattle	2h 58m	Find flight from$43
14:20 — 16:25	14:20 — 16:25 WN1498 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$46
14:25 — 16:17	14:25 — 16:17 DL749 Delta Air Lines Inc. Denver — Seattle	2h 52m	Find flight from$36
14:25 — 16:21	14:25 — 16:21 DL946 Delta Air Lines Inc. Denver — Seattle	2h 56m	Find flight from$36
14:59 — 17:02	14:59 — 17:02 F9143 Frontier Airlines Denver — Seattle	3h 3m	Find flight from$30
15:40 — 17:45	15:40 — 17:45 WN2699 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$46
16:07 — 18:10	16:07 — 18:10 DL1418 Delta Air Lines Inc. Denver — Seattle	3h 3m	Find flight from$36
16:10 — 18:10	16:10 — 18:10 WN2124 Southwest Airlines Denver — Seattle	3h	Find flight from$46
16:15 — 18:14	16:15 — 18:14 AS741 Alaska Airlines Denver — Seattle	2h 59m	Find flight from$32
16:25 — 18:25	16:25 — 18:25 WN406 Southwest Airlines Denver — Seattle	3h	Find flight from$46
16:26 — 18:15	16:26 — 18:15 DL705 Delta Air Lines Inc. Denver — Seattle	2h 49m	Find flight from$36
17:15 — 19:10	17:15 — 19:10 WN499 Southwest Airlines Denver — Seattle	2h 55m	Find flight from$92
17:35 — 19:28	17:35 — 19:28 UA1199 United Airlines Denver — Seattle	2h 53m	Find flight from$43
17:55 — 20:05	17:55 — 20:05 WN2037 Southwest Airlines Denver — Seattle	3h 10m	Find flight from$73
18:15 — 20:25	18:15 — 20:25 WN698 Southwest Airlines Denver — Seattle	3h 10m	Find flight from$46
18:20 — 20:20	18:20 — 20:20 DL745 Delta Air Lines Inc. Denver — Seattle	3h	Find flight from$36
18:35 — 20:34	18:35 — 20:34 AS1177 Alaska Airlines Denver — Seattle	2h 59m	Find flight from$32
18:35 — 20:25	18:35 — 20:25 AS921 Alaska Airlines Denver — Seattle	2h 50m	Find flight from$40
18:45 — 20:50	18:45 — 20:50 WN3637 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$46
18:45 — 20:50	18:45 — 20:50 WN3042 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$46
19:25 — 21:25	19:25 — 21:25 UA2223 United Airlines Denver — Seattle	3h	Find flight from$43
19:25 — 21:30	19:25 — 21:30 WN2453 Southwest Airlines Denver — Seattle	3h 5m	Find flight from$46
19:59 — 22:02	19:59 — 22:02 DL1456 Delta Air Lines Inc. Denver — Seattle	3h 3m	Find flight from$36
20:05 — 21:55	20:05 — 21:55 WN2121 Southwest Airlines Denver — Seattle	2h 50m	Find flight from$46
20:55 — 22:50	20:55 — 22:50 AS495 Alaska Airlines Denver — Seattle	2h 55m	Find flight from$46
21:30 — 23:20	21:30 — 23:20 WN1150 Southwest Airlines Denver — Seattle	2h 50m	Find flight from$46
21:40 — 23:40	21:40 — 23:40 WN2176 Southwest Airlines Denver — Seattle	3h	Find flight from$65
21:55 — 23:55	21:55 — 23:55 WN151 Southwest Airlines Denver — Seattle	3h	Find flight from$46
22:05 — 00:05 +1 day	22:05 — 00:05 WN3460 Southwest Airlines Denver — Seattle	3h	Find flight from$46
22:20 — 00:10 +1 day	22:20 — 00:10 UA2305 United Airlines Denver — Seattle	2h 50m	Find flight from$43

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on May 3, 2024

Flight Information

Below we will explain in detail what the flights cost on the destination from Denver to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Denver and Seattle is 1644 miles. Time difference between the cities is 1h. Airplanes depart 05:00 to 23:59 from 2 Denver airports and arrive 05:00 to 23:59 to 3 Seattle airports. Average flight time is 3h.

The fastest flight 2h 49m
Average flight time 3h
The earliest flight 05:00
The latest flight 23:59
Distance 1022 ml

What is the lowest airfare Denver to Seattle?

The cheapest plane ticket found by our users is $30. This airfare is for economy class on one-way F9143 flight by Frontier Airlines for October 7, 2020 which leaves Denver International in Denver at 14:59 am and arrives at Seattle Seattle-Tacoma Intl at 17:02.

Economy class

$30

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Business class

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First class

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Popular Airlines on the Route

The flight Denver — Seattle is served by 7 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by American Airlines - 16 departures per week at the price of from $ 45 . And the most expensive tickets are offered by American Airlines airline - from $ 656.

Direct flights

There are 71 nonstop flights on the route. The fastest direct flight is DL705 by Delta Air Lines Inc. takes 2h 49m and the cheapest is F9143 by Frontier Airlines for $30.

AS - Alaska Airlines

from $32

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F9 - Frontier Airlines

from $30

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WN - Southwest Airlines

from $46

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DL - Delta Air Lines Inc.

from $36

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UA - United Airlines

from $43

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Connecting Flights

There are 158 flights with layovers on the route. The fastest connecting flight is UA502 by United Airlines takes 4h 10m and the cheapest is F9143 by Frontier Airlines for $32.

AA - American Airlines

from $45

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AS - Alaska Airlines

from $71

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F9 - Frontier Airlines

from $38

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WN - Southwest Airlines

from $65

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DL - Delta Air Lines Inc.

from $32

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UA - United Airlines

from $46

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NK - Spirit Airlines

from $60

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Airports

You can fly from Denver to Seattle from 2 airports (Denver International, Arapahoe Co).

Denver airports

Denver International-DEN

from $30
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Arapahoe Co-APA

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Seattle airports

Boeing Field International Airport-BFI

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Seattle-Tacoma Intl-SEA

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Kenmore Air Harbor SPB-LKE

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Airplanes

There are flights to Seattle from Denver by 7 airlines that use 10 aircraft brands. They range from huge modern airplanes to small-sized.

Airbus A320

from $30

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Airbus A319

from $32

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Boeing 737-800

from $32

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Boeing 737-900 (winglets)

from $32

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Boeing 737-800 (winglets)

from $32

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Boeing 737-900

from $36

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Airbus A321-100/200

from $55

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Airbus A321

from $55

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Bombardier CRJ

from $268

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Embraer 175 (winglets)

from $316

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Top Domestic Destinations from Denver

You may also consider searching for discounted plane tickets to some other popular places from Denver within United States.

Denver — Chicago

from $66

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Denver — Phoenix

from $59

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Denver — Indianapolis

from $79

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Denver — Las Vegas

from $70

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Denver — Boston

from $68

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Denver — Tampa

from $57

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Denver — Omaha

from $64

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Denver — Houston

from $67

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Denver — Boise

from $77

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Denver — San Diego

from $78

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Top International Destinations from Denver

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Denver — London

from $63

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Denver — Paris

from $75

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Denver — Vancouver

from $60

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Denver — Cancun

from $66

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Denver — Birmingham

from $71

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Denver — Zurich

from $64

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Denver — Puerto Vallarta

from $56

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Denver — Athens

from $54

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Denver — Manchester

from $79

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Denver — Frankfurt

from $70

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All flights from Denver | All flights to Seattle

How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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