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  1. Flights
  2. United States
  3. Denver, CO
  4. Seattle, WA - Denver, CO

Cheap Flights from Seattle, WA (SEA) to Denver, CO (DEN) at $23

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Discover the cheapest flights from Seattle, WA to Denver, CO
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Filter by
Sun, Jan 18 - Sun, Jan 25
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
Frontier Airlines
Frontier AirlinesDirect
DEN - SEA
-17 %
29$
24$
Prime price per passenger
Sun, Mar 1 - Thu, Mar 5
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
Frontier Airlines
Frontier AirlinesDirect
DEN - SEA
-19 %
57$
47$
Prime price per passenger
Fri, Feb 6 - Mon, Feb 9
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
Frontier Airlines
Frontier AirlinesDirect
DEN - SEA
-19 %
57$
47$
Prime price per passenger
Thu, Feb 19 - Fri, Feb 20
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
Frontier Airlines
Frontier AirlinesDirect
DEN - SEA
-17 %
58$
48$
Prime price per passenger
Sat, Jan 10 - Thu, Jan 15
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
Frontier Airlines
Frontier AirlinesDirect
DEN - SEA
52$
49$
Prime price per passenger
Wed, Dec 31 - Wed, Dec 31
Alaska Airlines
Alaska AirlinesDirect
SEA - DEN
Alaska Airlines
Alaska AirlinesDirect
DEN - SEA
157$
144$
Prime price per passenger
Sat, Jan 10
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
24$
23$
Prime price per passenger
Sun, Feb 8
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
28$
27$
Prime price per passenger
Sun, Mar 1
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
28$
27$
Prime price per passenger
Fri, Jan 23
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
29$
28$
Prime price per passenger
Wed, Dec 31
Frontier Airlines
Frontier AirlinesDirect
SEA - DEN
-28 %
39$
29$
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Seattle, WA to Denver, CO

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the beginning of January. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
Filter by
week: Jan 5 - Jan 11
Flights from just $50
$107
$73
$50
$56
$55
$52
$55
$88
$74
$63
$67
$78
DecemberJanuaryFebruaryMarch
Flying Time2 h and 43 mWhen flying from Seattle, WA to Denver, CO, this can take around 2 h and 43 m in flying time, however this flight duration can vary due to other factors
Cheapest flight$23The best price for flights from Seattle, WA to Denver, CO offered by eDreams, which have been found by our customers in the last 3 days
Departure AirportSeattle All Airports Seattle All Airports is where you'll take off when flying from Seattle, WA to Denver, CO
Arrival AirportDenver InternationalYou'll land at Denver International when flying from Seattle, WA to Denver, CO
Peak seasonJulyJuly is the busiest time to fly from Seattle, WA to Denver, CO according to search data results from our customers
Airlines operating this routeFrontier Airlines, Alaska AirlinesAirline(s) that fly from Seattle, WA to Denver, CO
Best time to bookJulyJuly is one of the most frequent times to fly to Denver, CO from Seattle, WA according to real data from our customers
Airlines that fly from Seattle, WA to Denver, CO
Delta Air Lines
Delta Air Lines
386$
Frontier Airlines
Frontier Airlines
467$
Alaska Airlines
Alaska Airlines
1053$

Local currency and cost comparison

TrainLocal, one-way ticket
8%Trains in Denver, CO are 8% cheaper than in Seattle, WA.
Seattle, WA$3.00
Denver, CO$2.75
MealMid-priced restaurant
20%A meal in Denver, CO is 20% cheaper than a meal in Seattle, WA.
Seattle, WA$25.00
Denver, CO$20.00
TaxiStandard daytime start rate
30%Taxis are 30% more expensive in Denver, CO than in Seattle, WA.
Seattle, WA$2.60
Denver, CO$3.50
CoffeeRegular cappuccino
12%Coffee in Denver, CO is 12% cheaper than in Seattle, WA.
Seattle, WA$6.19
Denver, CO$5.47
Distance: 1020 miles
Seattle, WA airports
Seattle All Airports (SEA)How far from city center: 11 miles
Denver, CO airports
Denver International (DEN)How far from city center: 19 miles

Useful Information to Fly from Seattle to Denver

Traveling from Seattle to Denver is easy, with frequent flights from Seattle-Tacoma Intl. (SEA) to Denver Intl. (DEN). You can find cheap flights from Seattle to Denver with us, starting as low as $34 for a one-way ticket and $63 for a round trip.

Time Difference Between Seattle and Denver

Denver, Colorado is in the Mountain Time Zone (MT), while Seattle, Washington is in the Pacific Time Zone (PT). This means that Denver is two hours ahead of Seattle. So, if it's 10:00 AM in Seattle, it will be 12:00 PM in Denver.

Best time to fly to Denver

Denver, CO, enjoys mild weather year-round, making it a great destination any time. If you're looking for the best time to visit Denver, consider booking your flights from Seattle to Denver in September. During this month, you'll experience warm days averaging a pleasant 79°F, perfect for exploring the city's parks and outdoor attractions without the summer crowds.

Denver experiences distinct seasons, with hot summers around 86°F, mild winters averaging 45°F, and pleasant shoulder seasons. No matter when you decide to visit, eDreams can help you find the perfect vacation package for your trip to Denver.

Book your vacation package in Denver.

Seattle airports

Seattle is served by Seattle-Tacoma International Airport (SEA), a bustling hub connecting you to various domestic and international destinations, including flights from Seattle to Denver. Located about 14 miles south of downtown Seattle, it's a hub for Alaska Airlines and Delta Air Lines. In 2023, Seattle-Tacoma International Airport (SEA) nearly broke its passenger volume record, just shy of the 2019 record, demonstrating its significance in air travel.

Airport information

Seattle-Tacoma International Airport (SEA)

Seattle-Tacoma International Airport offers a seamless travel experience with its three parallel runways spread across a sprawling 2,500 acres. The airport boasts a wide array of amenities and services to cater to the needs of every traveler.

Paine Field Airport (PAE)

While Seattle-Tacoma International Airport (SEA) serves as the primary airport for Seattle, Paine Field Airport (PAE) offers an alternative for those seeking a smaller, less crowded airport experience. Located in Everett, about 25 miles north of downtown Seattle, Paine Field primarily serves regional flights.

Main airlines for this route

Top 3 airlines offering flights from Seattle to Denver: * Alaska Airlines * Delta Air Lines * Frontier Airlines

Denver airport/s

Denver has one main passenger airport: Denver International Airport (DEN).

Useful information about the main airport/s

Denver International Airport (DEN)

Denver International Airport (DEN) offers a wide variety of facilities for travelers, including restaurants, shops, and currency exchange services. You can easily find flights from Seattle to Denver and other destinations.

To get to the city center from Denver International Airport (DEN), you have several options:

  • Public Transportation: The A Line train operated by the Regional Transportation District (RTD) connects the airport to Denver Union Station in the heart of downtown. The train ride takes 37 minutes and costs $10.50 each way.
  • Taxi: A taxi ride from the airport to downtown Denver takes around 25-30 minutes and costs between $65-$85.
  • Car: If you prefer to drive, you can rent a car at the airport. Several car rental companies have offices at the airport, including eDreams car rental services.

If you're looking for a reliable and affordable car rental service, check out eDreams. We offer a wide variety of cars to choose from, so you can find the perfect vehicle for your needs and budget.

What to do and see in Denver

Denver, Colorado's capital city, offers a blend of urban excitement and natural beauty. If you're planning a trip from Seattle to Denver, you'll find plenty to explore. Here are a few must-do activities:

  • Red Rocks Amphitheatre: Experience a concert or event at this iconic outdoor venue, known for its stunning natural acoustics and breathtaking views.
  • Denver Botanic Gardens: Explore diverse plant collections from around the world, stroll through themed gardens, and enjoy art exhibitions.
  • Denver Art Museum: Immerse yourself in a world-class collection of art, from ancient to contemporary, with a special focus on American Indian art.

Discover our TOP discounts for your flight from Seattle to Denver

Yes, you read that right! With eDreams Prime you can find exclusive deals on your flights to Denver from Seattle. Discover this benefit and many more by becoming an eDreams Prime or Prime Plus member now!

Frequently asked questions about flights from Seattle, WA to Denver, CO

What are the benefits of booking flexible flight tickets?
Using the flexible flight ticket, you're guaranteed a refund or a rebooking option (without fees) in case of flight cancellations when travelling to United States. At eDreams have you covered!
For flights from Seattle, WA to Denver, CO, how can I find the cheapest price?
The cheapest price for a flight from Seattle, WA to Denver, CO is $23. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
Is Denver, CO more expensive than Seattle, WA to visit?
Looking at cab fares, a ride in Denver, CO costs about $ 3.50 USD, 35% more expensive than Seattle, WA, with a fare of $ 2.60 USD,
while train tickets cost 8% less at Denver, CO: $ 2.75 USD versus $ 3.00 USD at Seattle, WA.
Comparing the price of a meal, they range from 20.00 USD euros in Denver, CO, 20% less than the 25.00 USD euros in Seattle, WA.
The price of the coffee is around 12% cheaper in Denver, CO, with an average of 5.47 USD, while in Seattle, WA the coffee costs 6.19 USD.
When booking, when is the best time to get the best prices for flights from Seattle, WA to Denver, CO?
The most popular months to book a trip from Seattle, WA to Denver, CO are July, March and May, based on the searches of our customers.
When is the best time to travel from Seattle, WA to Denver, CO?
The best time of the year to visit Denver, CO depends on lots of personal preferences, especially the price. Regarding popularity, July is the best month to fly to Denver, CO from Seattle, WA in terms of searches from our customers, followed by May and March. If you prefer to avoid the busy season and get away from the crowds February, January and November are the months with fewer searches for Seattle, WA - Denver, CO.
How long does the flight from Seattle, WA to Denver, CO take?
Flight length from Seattle, WA to Denver, CO is around 02:43 hours on average, at an average distance of 1,647 km, for flights for the route (which may have 1 or more stops in other cities in between).

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