$96 Find Cheap Flights from Denver to Washington - Compare and Save

The cheapest ticket to Washington from Denver found in the last 5 days was to Seattle, at $99 round-trip. The most popular route is from Denver (DEN) to Seattle (SEA), and the cheapest round-trip airline ticket found on this route in the last 5 days was $99.

The cheapest time of day to fly to Washington is generally in the morning, when round-trip flights cost $312 on average. Morning departures are around 19% cheaper than evening flights, on average. The most expensive time of day to fly to Washington is generally in the evening, which is peak travel time and where the average cost of a ticket is $385.

No, with an average price for the route of $307, prices are generally cheapest when you fly direct.

The cheapest month for flights from Denver to Washington is January, when tickets cost $152 (return) on average. On the other hand, the most expensive months are July and June, when the average cost of round-trip tickets is $339 and $320 respectively.

If your flying dates are flexible, you should consider flying to Washington on a Friday, as we generally find the cheapest rates on that day for this route. On the other hand, Tuesday is the most expensive day to fly from Denver to Washington. For your return ticket, we recommend flying on a Friday and avoiding Sundays for the best deals.

To get a below average price on the flight from Denver to Washington, you should book around 3 weeks before departure, which saves you about 36% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 6 weeks before departure.

There are 6 airlines that fly nonstop from Denver to Washington. They are: Alaska Airlines, Frontier, Southwest, Delta, Hawaiian Airlines and United Airlines. The cheapest price of all airlines flying this route was found with Frontier at $55 for a round-trip flight to Seattle (SEA). On average, Frontier offers the best prices for nonstop flights between Denver and Washington.

Denver and Washington are connected by different airlines. The airlines that fly that route the most regularly are United Airlines (92 flights per week), Southwest (55 flights per week), and Alaska Airlines (51 flights per week).

The duration of a flight to Washington depends on your arrival airport. The shortest routes to Washington from Denver are to Spokane, which takes 2h 15m, Pasco, which takes 2h 27m, and Seattle, which takes 2h 58m.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

The earliest flight from Denver to Washington departs at 6:00 am, landing in Seattle at 8:00 am.

If you prefer to fly at night, the latest flight from Denver to Washington jets off at 9:10 pm and lands in Seattle at 11:10 pm.