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$28+ Cheap flights from Denver to Seattle (DEN - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SEA
oct. 8 — oct. 151
From?
To?
mar. 10/8
mar. 10/15
1 adult, Economy
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The best prices from Denver Intl to Seattle/Tacoma Intl are usually found in January or April, booked 27 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap flight deals from Denver to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octubre 3, 2024.

Popular in

July

Cheapest in

January

Round-trip from

$56
(Cheapflightsfares)

One-way from

$28
(Mytrip)
High demand for flights, 20% potential price rise
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Best time to find cheap flights, 24% potential price drop
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From Denver Intl to Seattle/Tacoma Intl
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One-way flight from Denver Intl to Seattle/Tacoma Intl
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Cheap Denver to Seattle flights in October & November 2024

Find cheap flight options from Denver to Seattle specifically for the months of October and November 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,600,566 searches. Prices were last updated on octubre 3, 2024.
Scroll through some of the best deals on flights from Denver to Seattle in 2024. More deals are always being added, so be sure to check back regularly.
This Cheapflightsfares deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/296:00 amDEN - SEA
Nonstop3h 07mFrontier
mié. 10/308:25 pmSEA - DEN
Nonstop2h 50mFrontier
Deal found 10/2$56
This Delta deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/812:05 pmDEN - SEA
Nonstop3h 06mDelta
dom. 11/106:25 pmSEA - DEN
Nonstop2h 40mDelta
Deal found 10/2$111
This Kiwi.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/263:45 pmDEN - SEA
Nonstop3h 04mAlaska Airlines
dom. 10/276:06 amSEA - DEN
Nonstop2h 41mAlaska Airlines
Deal found 10/2$137
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/219:06 amDEN - SEA
1 stop7h 27mUnited Airlines
dom. 11/245:00 amSEA - DEN
Nonstop2h 47mUnited Airlines
Deal found 10/2$159
This American Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/2612:08 pmDEN - SEA
1 stop6h 22mAmerican Airlines
mar. 10/297:20 amSEA - DEN
1 stop8h 52mAmerican Airlines
Deal found 10/2$172
This Southwest deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2912:20 pmDEN - SEA
Nonstop2h 55mSouthwest
mié. 10/306:00 amSEA - DEN
2 stops7h 25mSouthwest
Deal found 10/2$179
This Kiwi.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/299:09 amDEN - SEA
Nonstop3h 11mMultiple Airlines
lun. 12/26:39 pmSEA - DEN
1 stop16h 52mMultiple Airlines
Deal found 10/2$212

Denver to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Denver and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,600,566 searches. Data last updated octubre 3, 2024.
Scroll through some of the best deals on flights from Denver to Seattle in 2024. More deals are always being added, so be sure to check back regularly.
This Cheapflightsfares deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/296:00 amDEN - SEA
Nonstop3h 07mFrontier
mié. 10/308:25 pmSEA - DEN
Nonstop2h 50mFrontier
Deal found 10/2$56
This Alaska Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/225:10 pmDEN - SEA
Nonstop3h 09mAlaska Airlines
vie. 1/37:45 pmSEA - DEN
Nonstop2h 44mAlaska Airlines
Deal found 10/2$111
This Delta deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2312:00 pmDEN - SEA
Nonstop3h 06mDelta
lun. 10/287:55 pmSEA - DEN
Nonstop2h 43mDelta
Deal found 10/2$149
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/257:45 amDEN - SEA
Nonstop3h 08mUnited Airlines
mar. 12/314:30 pmSEA - DEN
1 stop7h 05mUnited Airlines
Deal found 10/1$154
This American Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/2612:08 pmDEN - SEA
1 stop6h 22mAmerican Airlines
mar. 10/297:20 amSEA - DEN
1 stop8h 52mAmerican Airlines
Deal found 10/2$172
This Southwest deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2912:20 pmDEN - SEA
Nonstop2h 55mSouthwest
mié. 10/306:00 amSEA - DEN
2 stops7h 25mSouthwest
Deal found 10/2$179
This Kiwi.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/299:09 amDEN - SEA
Nonstop3h 11mMultiple Airlines
lun. 12/26:39 pmSEA - DEN
1 stop16h 52mMultiple Airlines
Deal found 10/2$212

Denver to Seattle flights leaving soon

Find last-minute flight options from Denver to Seattle for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,600,566 searches. Data last updated octubre 3, 2024.
Book one of these great deals on flights from Denver to Seattle. Users should be sure to double check the price, date, and time of their last-minute flight.
This Cheapflightsfares deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/126:42 pmDEN - SEA
Nonstop3h 05mFrontier
mar. 10/158:19 pmSEA - DEN
Nonstop2h 50mFrontier
Deal found 10/2$96
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/129:05 pmDEN - SEA
Nonstop3h 00mUnited Airlines
mié. 10/234:26 pmSEA - DEN
1 stop6h 33mUnited Airlines
Deal found 10/2$267
This Delta deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/96:20 amDEN - SEA
Nonstop3h 09mDelta
vie. 10/117:55 pmSEA - DEN
Nonstop2h 43mDelta
Deal found 10/2$277
This KAYAK deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/1010:40 pmDEN - SEA
Nonstop2h 50mSouthwest
vie. 10/118:10 pmSEA - DEN
Nonstop2h 35mSouthwest
Deal found 10/2$278
This Alaska Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/121:36 pmDEN - SEA
Nonstop3h 04mAlaska Airlines
sáb. 10/125:59 pmSEA - DEN
Nonstop2h 39mAlaska Airlines
Deal found 10/2$301
This American Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/811:46 amDEN - SEA
1 stop6h 51mAmerican Airlines
mié. 10/97:20 amSEA - DEN
1 stop8h 52mAmerican Airlines
Deal found 10/2$311
This Mytrip deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/115:00 pmDEN - SEA
3 stops32h 10mMultiple Airlines
lun. 10/145:50 pmSEA - DEN
1 stop14h 43mMultiple Airlines
Deal found 10/2$510

One-way flights to Seattle from Denver

Search for one-way flight options from Denver to Seattle. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,600,566 searches. Data last updated octubre 3, 2024.
Users in need of a one-way flight from Denver to Seattle can choose from these deals. Users can also find round-trip Denver to Seattle flights by using the search form above.
This Mytrip deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/165:04 amDEN - SEA
Nonstop3h 05mFrontier
Deal found 10/2$28
This Kissandfly.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/239:40 pmDEN - SEA
Nonstop3h 04mAlaska Airlines
Deal found 10/2$52
This Delta deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/216:05 amDEN - SEA
Nonstop3h 15mDelta
Deal found 10/2$56
This Southwest deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 1/268:25 amDEN - SEA
1 stop7h 45mSouthwest
Deal found 10/1$65
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/136:00 amDEN - SEA
1 stop8h 18mUnited Airlines
Deal found 10/2$108
This Cheapflightsfares deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/217:30 pmDEN - SEA
1 stop16h 18mSun Country Air
Deal found 10/2$125
This American Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/2112:08 pmDEN - SEA
1 stop6h 22mAmerican Airlines
Deal found 10/2$148
This Mytrip deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/39:15 amDEN - SEA
3 stops28h 18mMultiple Airlines
Deal found 10/2$191

Find flights from Denver to Seattle within your budget

Customize your flight search to find flights from Denver to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,600,566 searches. Data last updated octubre 3, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$56 - $172

Route

Depart

Return

Price

Denver IntlSeattle/Tacoma Intl

DEN - SEA

DENSEA

Denver Intl

mar. 10/29

Nonstop3h 07m

Seattle/Tacoma Intl

mié. 10/30

Nonstop2h 50m

$56

Denver IntlSeattle/Tacoma Intl

DEN - SEA

DENSEA

Denver Intl

dom. 12/22

Nonstop3h 09m

Seattle/Tacoma Intl

sáb. 1/4

Nonstop2h 44m

$111

Denver IntlSeattle/Tacoma Intl

DEN - SEA

DENSEA

Denver Intl

lun. 11/18

1 stop7h 40m

Seattle/Tacoma Intl

lun. 11/25

Nonstop2h 35m

$121

Denver IntlSeattle/Tacoma Intl

DEN - SEA

DENSEA

Denver Intl

mié. 10/23

Nonstop3h 06m

Seattle/Tacoma Intl

lun. 10/28

Nonstop2h 43m

$149

Denver IntlSeattle/Tacoma Intl

DEN - SEA

DENSEA

Denver Intl

mié. 12/25

Nonstop3h 08m

Seattle/Tacoma Intl

mar. 12/31

1 stop7h 05m

$154

Denver IntlSeattle/Tacoma Intl

DEN - SEA

DENSEA

Denver Intl

jue. 1/30

Nonstop3h 03m

Seattle/Tacoma Intl

dom. 2/2

1 stop5h 25m

$162

Denver IntlSeattle/Tacoma Intl

DEN - SEA

DENSEA

Denver Intl

sáb. 10/26

1 stop6h 22m

Seattle/Tacoma Intl

mar. 10/29

1 stop8h 52m

$172

Flights are sorted by cheapest first

Deals found on 10/2

Best time to book a flight from Denver to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Denver to Seattle

Get recent, data-driven insights about flights from Denver to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Denver to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Seattle. Price data was last updated on September 27, 2024.

To ensure you get the cheapest price possible for a flight from Denver to Seattle, you should look to book at least 27 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Find deals

What is the cheapest month to book a flight from Denver to Seattle?

Currently, January is the cheapest month in which you can book a flight from Denver to Seattle (average of $45). Flying from Denver to Seattle in July is currently the most expensive (average of $88). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to SEA?

Find hourly flight availability from Denver to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 3, 2024.

When flying from Denver to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 8% versus a flight in the morning.

What is the cheapest day to fly from Denver to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Denver to Seattle. Price data was last updated on September 29, 2024.

Travelers seeking maximum savings on their Denver to Seattle flight should consider departing on Saturday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Find deals

Weekly flight availability from Denver to Seattle

Explore weekly flight availability from Denver to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated octubre 3, 2024.

The most flights from DEN to SEA are scheduled on a Wednesday (38 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (16 on average).

What are the most popular airlines that fly from Denver to Seattle?

Our users search for these airlines the most when looking for flights from Denver to Seattle. Data last updated on octubre 3, 2024.

Before booking your flight from Denver to Seattle check out the most popular airlines for this route: Frontier, Delta or Alaska Airlines.

Frontier

Frontier

From $53

Delta

Delta

From $88

Alaska Airlines

Alaska Airlines

From $116

United Airlines

United Airlines

From $135

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated octubre 3, 2024.
Read through reviews of airlines operating flights from Denver to Seattle, such as Frontier, Alaska Airlines and Southwest. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,246 reviews

Crew

8.7

Food

7.2

Overall

8.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.2
Very good
5,246 reviews
Southwest
8.2
Very good
5,246 reviews

Crew

8.7

Food

7.2

Overall

8.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,378 reviews
Southwest
8.2
Very good
5,246 reviews

Crew

8.7

Food

7.2

Overall

8.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
9,007 reviews
Southwest
8.2
Very good
5,246 reviews

Crew

8.7

Food

7.2

Overall

8.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,390 reviews
Southwest
8.2
Very good
5,246 reviews

Crew

8.7

Food

7.2

Overall

8.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.3
Good
10,000 reviews
Southwest
8.2
Very good
5,246 reviews

Crew

8.7

Food

7.2

Overall

8.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Denver to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Seattle?

    You will need to book a flight from Denver Intl to Seattle/Tacoma Intl if you want to fly from Denver to Seattle. At least 7 different airlines have flights from Denver Intl (DEN) to Seattle/Tacoma Intl (SEA) on a regular basis. There are 22 flights to Seattle from the Denver airport per day. If you manage to book one that is nonstop, then you can expect the flight time from DEN to SEA to be around 3h 00m.

  • Can I find flights from Denver to Seattle for under $100 on Cheapflights?

    Yes, there are multiple flights from Denver to Seattle for under $100. The cheapest flight booked recently is on Frontier for just $56, but on average you can expect to pay $132.

  • Are there nonstop flights from Denver to Seattle for under $100 on Cheapflights?

    Cheapflights has at least 5 direct flights from Denver to Seattle under $100. A good price for a nonstop flight from Denver to Seattle is less than $161.

  • Are there last-minute flights available from Denver to Seattle for under $100?

    There are currently 7+ open flights from Denver to Seattle within the next 7 days for less than $100.

  • What days are nonstop flights available from Denver to Seattle?

    Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

  • How popular is this Denver to Seattle flight route?

    Within the past month, 205 users have taken a look at flights from Denver Intl to Seattle/Tacoma Intl.

  • How many flights depart from Denver to Seattle on average per day?

    49 flight departures from Denver to Seattle per day on average.
    Early Morning (Midnight to 6am) - 2% of flight departures
    Morning (6am - Noon) - 49% of flight departures
    Afternoon (Noon - 6pm) - 31% of flight departures
    Evening (6pm - Midnight) - 18% of flight departures

  • How long is the flight from Denver to Seattle?

    Airlines like Frontier, Alaska Airlines, and Southwest fly from Denver to Seattle in about 3h 07m. The time it takes to get you to your destination can typically vary by up to 4h 33m. Airlines will cover a distance of 1028 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Denver to Seattle round-trip?

    Frontier, at $56, was found to be the cheapest airline from Denver to Seattle.Alternate airlines to your destination round-trip include Alaska Airlines and Southwest. Users have found that Frontier is 66% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Denver to Seattle one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $28. Users have also found prices from $52 and $56 on Alaska Airlines and Delta, respectively.

  • What are the most reliable airlines from Denver to Seattle?

    Before booking your flight to Seattle from Denver, check out the most reliable airlines to get you to your destination on time: Singapore Airlines (88%), Korean Air (87%), KLM( 87%).

  • What are the cheapest flights from Denver to Seattle?

    Looking at all options, your cheapest flight can be booked for $49. While the most popular route (Denver Intl - Seattle/Tacoma Intl) can be booked for $82 on average our data indicates $794 when flying from Denver to Seattle.

  • What does DEN to SEA mean?

    This is defined as Denver Intl Airport (DEN) and Seattle/Tacoma Intl Airport (SEA). Codes like Seattle/Tacoma Intl Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Denver to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Denver to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Denver to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Denver to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Denver to Seattle that include hotel bookings?

    Yes. In addition to deals on Denver to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Seattle.

  • Can I find deals for business class flights from Denver to Seattle?

    Yes. Cheapflights offers flight deals from Denver to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Denver to Seattle that allow pets onboard?

    Many airlines flying from Denver to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Denver to Seattle?

    Yes, you can often find last-minute deals on Denver to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Denver to Seattle flight deals updated?

    The Denver to Seattle flight deals you see on this page were last updated on 10/2.

  • What is the cheapest month to book a flight from Denver to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Denver to Seattle (average of $45). Flying from Denver to Seattle in July is currently the most expensive (average of $88). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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