What airlines fly to State of Washington?

Frontier, Alaska Airlines and Delta are the top three most popular airlines that fly to State of Washington from Denver according to our data. Frontier is the first choice among our users, with 36% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 7 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

How many flights depart from Denver to State of Washington on average per week?

As of July 2025, there are 420 flights per week flying from Denver to State of Washington. The most common day of the week flights depart is Thu, with 23% of flights taking off on this day.

What is the cheapest airline that flies from Denver Intl to Washington?

Frontier and Alaska Airlines are the most popular carriers operating from Denver Intl to Washington

How many flights depart from Denver to State of Washington on average per day?

As of July 2025, 60 flights take off from Denver and land in State of Washington each day. The most common flight departure time for this route is 6:00AM, with 46% of daily flights taking off at noon.

When did momondo last update prices for flights from Denver Intl Airport to Washington?

Prices for flights from Denver Intl Airport to Washington are updated daily.

How many operators does momondo search for flights from Denver Intl Airport to Washington?

The number of operators available for flights from Denver Intl Airport to Washington is 6 as of July 2025.

How old do you have to be to fly from Denver Intl Airport to Washington?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$42 Cheap Flights from Denver to Washington in 2025

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Find the cheapest flights from Denver to Washington

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

10:29 pm - 12:16 amDEN-PDX

2h 47mnonstop

6:05 am - 9:46 amPDX-DEN

2h 41mnonstop

$69Frontier

Find Deal

Thu, Oct 23 - Thu, Oct 30

8:55 pm - 11:02 pmDEN-SEA

3h 07mnonstop

6:00 am - 9:51 amSEA-DEN

2h 51mnonstop

$74Frontier

Find Deal

Wed, Oct 15 - Thu, Oct 16

6:50 am - 11:04 amDEN-PSC

5h 14m1 stop

9:23 am - 2:50 pmPSC-DEN

4h 27m1 stop

$189Delta

Find Deal

Thu, Sep 4 - Mon, Sep 8

11:59 am - 5:04 pmDEN-PSC

6h 05m1 stop

5:45 pm - 11:14 pmPSC-DEN

4h 29m1 stop

$209Delta

Find Deal

Thu, Oct 16 - Sun, Oct 19

6:17 pm - 12:19 amDEN-GEG

7h 02m1 stop

1:40 pm - 8:27 pmGEG-DEN

5h 47m1 stop

$216Alaska Airlines

Find Deal

Tue, Sep 2 - Wed, Sep 10

8:25 am - 3:10 pmDEN-GEG

7h 45m2 stops

3:15 pm - 6:30 pmGEG-DEN

2h 15mnonstop

$232Southwest

Find Deal

Tue, Sep 23 - Thu, Sep 25

10:15 pm - 11:35 pmDEN-GEG

2h 20mnonstop

5:10 am - 8:20 amGEG-DEN

2h 10mnonstop

$240Southwest

Find Deal

Wed, Oct 15 - Sat, Oct 18

7:07 pm - 8:35 pmDEN-PSC

2h 28mnonstop

5:30 am - 8:53 amPSC-DEN

2h 23mnonstop

$244United Airlines

Find Deal

Thu, Aug 28 - Thu, Sep 4

7:30 pm - 9:01 pmDEN-PSC

2h 31mnonstop

5:30 am - 8:55 amPSC-DEN

2h 25mnonstop

$254United Airlines

Find Deal

Thu, Aug 14 - Mon, Aug 18

3:02 pm - 9:15 pmDEN-PSC

7h 13m1 stop

4:06 pm - 10:02 pmPSC-DEN

4h 56m1 stop

$261Alaska Airlines

Find Deal

Wed, Sep 10 - Thu, Sep 11

Frontier flights from Denver to State of Washington

Our best Frontier deals on Denver to State of Washington flight tickets

Frontier

Oct 23

DEN10:29 pmDenver Intl

2h 47m

PDX12:16 amPortland

Oct 30

PDX6:05 amPortland

2h 41m

DEN9:46 amDenver Intl

$69

Find similar

Frontier

Oct 15

DEN8:55 pmDenver Intl

3h 07m

SEA11:02 pmSeattle/Tacoma Intl

Oct 16

SEA6:00 amSeattle/Tacoma Intl

2h 51m

DEN9:51 amDenver Intl

$74

Find similar

Frontier

Oct 30

DEN10:29 pmDenver Intl

2h 47m

PDX12:16 amPortland

Nov 3

PDX6:05 amPortland

2h 41m

DEN9:46 amDenver Intl

$77

Find similar

Delta flights from Denver to State of Washington

Our best Delta deals on Denver to State of Washington flight tickets

Delta

Sep 4

DEN6:50 amDenver Intl

5h 14m

1 stop

PSC11:04 amPasco Tri Cities

Sep 8

PSC9:23 amPasco Tri Cities

4h 27m

1 stop

DEN2:50 pmDenver Intl

$189

Find similar

Delta

Oct 16

DEN11:59 amDenver Intl

6h 05m

1 stop

PSC5:04 pmPasco Tri Cities

Oct 19

PSC5:45 pmPasco Tri Cities

4h 29m

1 stop

DEN11:14 pmDenver Intl

$209

Find similar

Delta

Aug 6

DEN6:25 pmDenver Intl

6h 06m

1 stop

PSC11:31 pmPasco Tri Cities

Aug 27

PSC5:45 amPasco Tri Cities

5h 06m

1 stop

DEN11:51 amDenver Intl

$214

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Thu 10/23

10:29 pm-12:16 am

Nonstop2h 47m

Portland

Thu 10/30

6:05 am-9:46 am

Nonstop2h 41m

$69

DenverSeattle

DEN - SEA

DENSEA

Denver Intl

Wed 10/15

8:55 pm-11:02 pm

Nonstop3h 07m

Seattle/Tacoma Intl

Thu 10/16

6:00 am-9:51 am

Nonstop2h 51m

$74

DenverPasco

DEN - PSC

DENPSC

Denver Intl

Thu 9/4

6:50 am-11:04 am

1 stop5h 14m

Pasco Tri Cities

Mon 9/8

9:23 am-2:50 pm

1 stop4h 27m

$189

DenverPasco

DEN - PSC

DENPSC

Denver Intl

Thu 10/16

11:59 am-5:04 pm

1 stop6h 05m

Pasco Tri Cities

Sun 10/19

5:45 pm-11:14 pm

1 stop4h 29m

$209

DenverSpokane

DEN - GEG

DENGEG

Denver Intl

Tue 9/2

6:17 pm-12:19 am

1 stop7h 02m

Spokane

Wed 9/10

1:40 pm-8:27 pm

1 stop5h 47m

$216

DenverSpokane

DEN - GEG

DENGEG

Denver Intl

Tue 9/23

8:25 am-3:10 pm

2 stops7h 45m

Spokane

Thu 9/25

3:15 pm-6:30 pm

Nonstop2h 15m

$232

DenverSpokane

DEN - GEG

DENGEG

Denver Intl

Wed 10/15

10:15 pm-11:35 pm

Nonstop2h 20m

Spokane

Sat 10/18

5:10 am-8:20 am

Nonstop2h 10m

$240

DenverPasco

DEN - PSC

DENPSC

Denver Intl

Thu 8/28

7:07 pm-8:35 pm

Nonstop2h 28m

Pasco Tri Cities

Thu 9/4

5:30 am-8:53 am

Nonstop2h 23m

$244

DenverPasco

DEN - PSC

DENPSC

Denver Intl

Thu 8/14

7:30 pm-9:01 pm

Nonstop2h 31m

Pasco Tri Cities

Mon 8/18

5:30 am-8:55 am

Nonstop2h 25m

$254

DenverPasco

DEN - PSC

DENPSC

Denver Intl

Wed 9/10

3:02 pm-9:15 pm

1 stop7h 13m

Pasco Tri Cities

Thu 9/11

4:06 pm-10:02 pm

1 stop4h 56m

$261

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to State of Washington?

The month of October is, on average, the cheapest month to fly to State of Washington from Denver, with most prices found around $166. If you aren’t able to travel to State of Washington during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $173.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Denver to State of Washington is on a Thursday. Travelers who choose to depart for State of Washington on a Thursday will often find tickets for as low as $286. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Denver to State of Washington for around $440.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the afternoon when flights can be purchased for as low as $257. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $382 on average. Flights to State of Washington from Denver in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Denver Intl to Washington flight route?

Fly from Denver Intl to Seattle/Tacoma Intl for the best Denver Intl - Washington flight prices

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $207 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Denver for as low as $178 on momondo.

What cabin class options are available on Denver Intl to Washington flights?

There are 4 cabin classes available to choose from on Denver Intl to Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Denver to State of Washington flights?

No. A direct flight is the cheapest option for a flight between Denver to State of Washington.

Cheap Denver to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to State of Washington

Best Price Found	$42
Fastest flight time	2h 20m
Direct flights	Every day
Airports in State of Washington	5 airports

The best one-way flight to State of Washington from Denver in the past 72 hours is $42. The best round-trip flight deal from Denver to State of Washington found on momondo in the last 72 hours is $69.

The fastest flight from Denver to State of Washington takes 2h 20m

Direct flights go from Denver to State of Washington every day.

There are 5 airports near State of Washington: Pasco Tri Cities (PSC), Portland (PDX), Everett Paine Field (PAE), Spokane (GEG), Seattle/Tacoma Intl (SEA)

Search flight deals

When did momondo last update prices for flights from Denver Intl Airport to Washington?
Prices for flights from Denver Intl Airport to Washington are updated daily.
How many operators does momondo search for flights from Denver Intl Airport to Washington?
The number of operators available for flights from Denver Intl Airport to Washington is 6 as of July 2025.
How old do you have to be to fly from Denver Intl Airport to Washington?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Denver to State of Washington?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denver to State of Washington is Boeing 737-900 Passenger/BBJ3 (winglets) (13.38% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (12.10%), Boeing 737 MAX 9 (11.53%), and Boeing 737 MAX 8 (10.19%).

Best airlines flying from Denver to State of Washington

Compare and see reviews for airlines that fly from Denver to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $60	Free Cancellation	Rating 5.9 3,239 reviews	Search Frontier flights
Delta	PriceFrom $108	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $111	Free Cancellation	Rating 7.8 2,611 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $137	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
United Airlines	PriceFrom $147	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $157	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Washington?

Finding the right flight to Washington from Denver is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

Can I find flights from Denver to Washington with flexible booking policies on momondo?

All flight searches from Denver to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Denver to Washington?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington from Denver.

I’m not ready to book a flight from Denver to Washington right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Denver to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your State of Washington trip

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Cheap flights from Denver to Washington from $42

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Washington departing on 11/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Find the cheapest flights from Denver to Washington

Cheap round-trip flights

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Frontier flights from Denver to State of Washington

Our best Frontier deals on Denver to State of Washington flight tickets

Delta flights from Denver to State of Washington

Our best Delta deals on Denver to State of Washington flight tickets

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How to get the cheapest flight ticket from Denver to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

What is the cheapest day to depart on your flight to State of Washington?

What is the cheapest time of day to depart on your flight to State of Washington?

What is the cheapest Denver Intl to Washington flight route?

Fly from Denver Intl to Seattle/Tacoma Intl for the best Denver Intl - Washington flight prices

How far in advance should I book a flight to State of Washington?

What cabin class options are available on Denver Intl to Washington flights?

There are 4 cabin classes available to choose from on Denver Intl to Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Denver to State of Washington flights?

No. A direct flight is the cheapest option for a flight between Denver to State of Washington.

What is the cheapest airline that flies from Denver Intl to Washington?

Frontier and Alaska Airlines are the most popular carriers operating from Denver Intl to Washington

What airlines fly to State of Washington?

How many flights depart from Denver to State of Washington on average per day?

As of July 2025, 60 flights take off from Denver and land in State of Washington each day. The most common flight departure time for this route is 6:00AM, with 46% of daily flights taking off at noon.

How many flights depart from Denver to State of Washington on average per week?

As of July 2025, there are 420 flights per week flying from Denver to State of Washington. The most common day of the week flights depart is Thu, with 23% of flights taking off on this day.

Cheap Denver to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to State of Washington

Best Price Found

Fastest flight time

Direct flights

Airports in State of Washington

When did momondo last update prices for flights from Denver Intl Airport to Washington?

How many operators does momondo search for flights from Denver Intl Airport to Washington?

How old do you have to be to fly from Denver Intl Airport to Washington?

What documentation or ID do you need to fly to Washington?

What is the most popular plane model from Denver to State of Washington?

Best airlines flying from Denver to State of Washington

Compare and see reviews for airlines that fly from Denver to State of Washington with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Washington?

Can I find flights from Denver to Washington with flexible booking policies on momondo?

How can momondo help me find flights from Denver to Washington?

I’m not ready to book a flight from Denver to Washington right now. Can momondo alert me if prices change?

An easier way to manage your State of Washington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington

Popular cities in Washington

Popular flights according to clicks in the last 7 days on momondo