Trip.com
>
Cheap Flights
>
United States
>
District of Columbia
>
Washington D.C.
>
Denver to Washington D.C. flight
>
Denver International Airport to Ronald Reagan Washington National Airport flight

Explore the cheapest one-way and round-trip flights from Denver International Airport to Ronald Reagan Washington National Airport over the next 90 days, with one-way fares from US$133 and round-trip from US$183. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      DEN 06:45
      3h 24m
      Direct
      DCA 12:09
      Denver - Washington D.C. | Tue, Nov 3 | Frontier Airlines
      DCA 18:00
      4h 10m
      Direct
      DEN 20:10
      Washington D.C. - Denver | Tue, Nov 3 | Frontier Airlines
      US$202 US$560
      64% off
      64% off
      US$560 US$202
    • DEN 06:45
      3h 24m
      Direct
      DCA 12:09
      Denver - Washington D.C. | Sat, Nov 21 | Frontier Airlines
      DCA 18:00
      4h 10m
      Direct
      DEN 20:10
      Washington D.C. - Denver | Tue, Nov 24 | Frontier Airlines
      US$222 US$560
      60% off
      60% off
      US$560 US$222
    • DEN 06:45
      3h 24m
      Direct
      DCA 12:09
      Denver - Washington D.C. | Sat, Nov 7 | Frontier Airlines
      DCA 07:00
      4h 16m
      Direct
      DEN 09:16
      Washington D.C. - Denver | Tue, Nov 10 | Frontier Airlines
      US$223 US$560
      60% off
      60% off
      US$560 US$223
    • DEN 06:45
      3h 24m
      Direct
      DCA 12:09
      Denver - Washington D.C. | Wed, Nov 11 | Frontier Airlines
      DCA 07:00
      4h 16m
      Direct
      DEN 09:16
      Washington D.C. - Denver | Fri, Nov 13 | Frontier Airlines
      US$334
      40% off
      US$560 US$334
    • DEN 06:45
      3h 24m
      Direct
      DCA 12:09
      Denver - Washington D.C. | Sat, Nov 14 | Frontier Airlines
      IAD 21:06
      13h 16m
      1 stop
      DEN 08:22
      Washington D.C. - Denver | Wed, Nov 18 | Frontier Airlines
      US$183
      67% off
      US$560 US$183
    • DEN 06:45
      3h 19m
      Direct
      DCA 12:04
      Denver - Washington D.C. | Sat, Oct 24 | Frontier Airlines
      IAD 12:31
      11h 11m
      1 stop
      DEN 21:42
      Washington D.C. - Denver | Sun, Nov 1 | Frontier Airlines
      US$186
      67% off
      US$560 US$186
    • DEN 06:45
      3h 19m
      Direct
      DCA 12:04
      Denver - Washington D.C. | Mon, Oct 26 | Frontier Airlines
      IAD 21:06
      13h
      1 stop
      DEN 08:06
      Washington D.C. - Denver | Wed, Oct 28 | Frontier Airlines
      US$187
      67% off
      US$560 US$187
    • DEN 06:45
      3h 19m
      Direct
      DCA 12:04
      Denver - Washington D.C. | Thu, Oct 29 | Frontier Airlines
      IAD 21:06
      13h 16m
      1 stop
      DEN 08:22
      Washington D.C. - Denver | Sat, Oct 31 | Frontier Airlines
      US$191
      66% off
      US$560 US$191
    • DEN 11:30
      3h 17m
      Direct
      DCA 16:47
      Denver - Washington D.C. | Thu, Nov 5 | Frontier Airlines
      IAD 21:06
      13h 16m
      1 stop
      DEN 08:22
      Washington D.C. - Denver | Sun, Nov 8 | Frontier Airlines
      US$216
      61% off
      US$560 US$216
    • DEN 13:00
      17h 25m
      1 stop
      WAS 14:00
      Denver - Washington D.C. | Sun, Oct 25 | Normal Airline
      WAS 15:00
      6h
      Direct
      DEN 16:00
      Washington D.C. - Denver | Tue, Oct 27 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Sat, Nov 7 | Frontier Airlines
      US$133 US$209
      36% off
      36% off
      US$209 US$133
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Tue, Nov 10 | Frontier Airlines
      US$135 US$209
      35% off
      35% off
      US$209 US$135
    • DEN 11:35
      3h 20m
      Direct
      DCA 16:55
      Denver - Washington D.C. | Thu, Dec 10 | Frontier Airlines
      US$144 US$209
      31% off
      31% off
      US$209 US$144
    • DEN 16:40
      3h 15m
      Direct
      DCA 21:55
      Denver - Washington D.C. | Mon, Dec 7 | Frontier Airlines
      US$144
      31% off
      US$209 US$144
    • DEN 11:35
      3h 20m
      Direct
      DCA 16:55
      Denver - Washington D.C. | Sun, Dec 20 | Frontier Airlines
      US$144
      31% off
      US$209 US$144
    • DEN 16:33
      3h 26m
      Direct
      DCA 21:59
      Denver - Washington D.C. | Mon, Oct 26 | Frontier Airlines
      US$144
      31% off
      US$209 US$144
    • DEN 06:45
      3h 19m
      Direct
      DCA 12:04
      Denver - Washington D.C. | Sun, Oct 25 | Frontier Airlines
      US$144
      49% off
      US$280 US$144
    • DEN 16:40
      3h 15m
      Direct
      DCA 21:55
      Denver - Washington D.C. | Wed, Dec 2 | Frontier Airlines
      US$144
      49% off
      US$280 US$144
    • DEN 16:40
      3h 19m
      Direct
      DCA 21:59
      Denver - Washington D.C. | Sun, Dec 13 | Frontier Airlines
      US$145
      31% off
      US$209 US$145
    • DEN 13:00
      17h 25m
      1 stop
      WAS 14:00
      Denver - Washington D.C. | Sun, Oct 25 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Sat, Nov 7 | Frontier Airlines
      US$133 US$209
      36% off
      36% off
      US$209 US$133
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Tue, Nov 10 | Frontier Airlines
      US$135 US$209
      35% off
      35% off
      US$209 US$135
    • DEN 11:35
      3h 20m
      Direct
      DCA 16:55
      Denver - Washington D.C. | Thu, Dec 10 | Frontier Airlines
      US$144 US$209
      31% off
      31% off
      US$209 US$144
    • DEN 16:40
      3h 15m
      Direct
      DCA 21:55
      Denver - Washington D.C. | Mon, Dec 7 | Frontier Airlines
      US$144
      31% off
      US$209 US$144
    • DEN 11:35
      3h 20m
      Direct
      DCA 16:55
      Denver - Washington D.C. | Sun, Dec 20 | Frontier Airlines
      US$144
      31% off
      US$209 US$144
    • DEN 16:33
      3h 26m
      Direct
      DCA 21:59
      Denver - Washington D.C. | Mon, Oct 26 | Frontier Airlines
      US$144
      31% off
      US$209 US$144
    • DEN 06:45
      3h 19m
      Direct
      DCA 12:04
      Denver - Washington D.C. | Sun, Oct 25 | Frontier Airlines
      US$144
      49% off
      US$280 US$144
    • DEN 16:40
      3h 15m
      Direct
      DCA 21:55
      Denver - Washington D.C. | Wed, Dec 2 | Frontier Airlines
      US$144
      49% off
      US$280 US$144
    • DEN 16:40
      3h 19m
      Direct
      DCA 21:59
      Denver - Washington D.C. | Sun, Dec 13 | Frontier Airlines
      US$145
      31% off
      US$209 US$145
    • DEN 13:00
      17h 25m
      1 stop
      WAS 14:00
      Denver - Washington D.C. | Sun, Oct 25 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      DEN 06:45
      3h 19m
      Direct
      DCA 12:04
      Denver - Washington D.C. | Sun, Oct 25 | Frontier Airlines
      US$144 US$740
      81% off
      81% off
      US$740 US$144
    • DEN 16:40
      3h 15m
      Direct
      DCA 21:55
      Denver - Washington D.C. | Wed, Dec 2 | Frontier Airlines
      US$144 US$740
      81% off
      81% off
      US$740 US$144
    • DEN 16:40
      3h 19m
      Direct
      DCA 21:59
      Denver - Washington D.C. | Tue, Dec 15 | Frontier Airlines
      US$144 US$740
      81% off
      81% off
      US$740 US$144
    • DEN 06:45
      3h 24m
      Direct
      DCA 12:09
      Denver - Washington D.C. | Sun, Nov 1 | Frontier Airlines
      US$154
      79% off
      US$740 US$154
    • DEN 11:30
      3h 17m
      Direct
      DCA 16:47
      Denver - Washington D.C. | Tue, Oct 27 | Frontier Airlines
      US$154
      79% off
      US$740 US$154
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Fri, Oct 30 | Frontier Airlines
      US$154
      79% off
      US$740 US$154
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Fri, Nov 6 | Frontier Airlines
      US$154
      79% off
      US$740 US$154
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Sat, Nov 7 | Frontier Airlines
      US$154
      79% off
      US$740 US$154
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Wed, Oct 28 | Frontier Airlines
      US$155
      79% off
      US$740 US$155
    • DEN 13:00
      17h 25m
      1 stop
      WAS 14:00
      Denver - Washington D.C. | Sun, Oct 25 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      DEN 06:45
      3h 19m
      Direct
      DCA 12:04
      Denver - Washington D.C. | Sun, Oct 25 | Frontier Airlines
      US$144 US$582
      75% off
      75% off
      US$582 US$144
    • DEN 11:30
      3h 17m
      Direct
      DCA 16:47
      Denver - Washington D.C. | Tue, Oct 27 | Frontier Airlines
      US$154 US$582
      74% off
      74% off
      US$582 US$154
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Fri, Oct 30 | Frontier Airlines
      US$154 US$582
      74% off
      74% off
      US$582 US$154
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Wed, Oct 28 | Frontier Airlines
      US$155
      73% off
      US$582 US$155
    • DEN 11:30
      3h 26m
      Direct
      DCA 16:56
      Denver - Washington D.C. | Mon, Oct 26 | Frontier Airlines
      US$175
      70% off
      US$582 US$175
    • DEN 06:45
      3h 24m
      Direct
      DCA 12:09
      Denver - Washington D.C. | Thu, Oct 29 | Frontier Airlines
      US$193
      67% off
      US$582 US$193
    • DEN 09:35
      3h 20m
      Direct
      DCA 14:55
      Denver - Washington D.C. | Fri, Oct 30 | United Airlines
      US$272
      53% off
      US$582 US$272
    • DEN 09:35
      3h 20m
      Direct
      DCA 14:55
      Denver - Washington D.C. | Tue, Oct 27 | United Airlines
      US$272
      53% off
      US$582 US$272
    • DEN 09:35
      3h 20m
      Direct
      DCA 14:55
      Denver - Washington D.C. | Wed, Oct 28 | United Airlines
      US$272
      53% off
      US$582 US$272
    • DEN 13:00
      17h 25m
      1 stop
      WAS 14:00
      Denver - Washington D.C. | Sun, Oct 25 | Normal Airline
      Find more flights
      Find more flights
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Sat, Nov 7 | Frontier Airlines
      US$133 US$209
      36% off
      36% off
      US$209 US$133
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Tue, Nov 10 | Frontier Airlines
      US$135 US$209
      35% off
      35% off
      US$209 US$135
    • DEN 16:40
      3h 15m
      Direct
      DCA 21:55
      Denver - Washington D.C. | Mon, Dec 7 | Frontier Airlines
      US$144 US$209
      31% off
      31% off
      US$209 US$144
    • DEN 16:40
      3h 15m
      Direct
      DCA 21:55
      Denver - Washington D.C. | Wed, Dec 2 | Frontier Airlines
      US$144
      49% off
      US$280 US$144
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Sun, Nov 15 | Frontier Airlines
      US$146
      30% off
      US$209 US$146
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Wed, Nov 11 | Frontier Airlines
      US$153
      60% off
      US$379 US$153
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Fri, Oct 30 | Frontier Airlines
      US$154
      45% off
      US$280 US$154
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Fri, Nov 6 | Frontier Airlines
      US$154
      45% off
      US$280 US$154
    • DEN 16:35
      3h 15m
      Direct
      DCA 21:50
      Denver - Washington D.C. | Sat, Nov 7 | Frontier Airlines
      US$154
      45% off
      US$280 US$154
    • DEN 13:00
      17h 25m
      1 stop
      WAS 14:00
      Denver - Washington D.C. | Sun, Oct 25 | Normal Airline
      Find more flights
      Find more flights

Displayed flight fares from Denver to Washington D.C. are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Denver International Airport to Ronald Reagan Washington National Airport

What is the cheapest month to fly from Denver International Airport to Ronald Reagan Washington National Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Denver International Airport to Ronald Reagan Washington National Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Denver International Airport to Ronald Reagan Washington National Airport are usually in January, with an average price of US$105. It is best to avoid June, when the average price can reach US$325.

US$325
US$215
US$105
0
    Cheapest
  • US$114
    Oct
  • US$230
    Nov
  • US$168
    Dec
  • US$105
    Jan
  • US$113
    Feb
  • US$158
    Mar
  • US$130
    Apr
  • US$184
    May
  • US$325
    Jun
  • US$224
    Jul
  • US$163
    Aug
  • US$210
    Sep

What is the cheapest day of the week to fly from Denver International Airport to Ronald Reagan Washington National Airport?

The data is based on the past 12 months and shows the average ticket prices from Denver International Airport to Ronald Reagan Washington National Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Denver International Airport to Ronald Reagan Washington National Airport is Saturday, with average prices usually lower than other days. Avoid departing on Tuesday as prices are typically highest on that day.

US$258
US$200
US$141
US$83
    Cheapest
  • US$194
    Mon
  • US$258
    Tue
  • US$144
    Wed
  • US$151
    Thu
  • US$173
    Fri
  • US$141
    Sat
  • US$228
    Sun

Which airline offers the cheapest flights from Denver International Airport to Ronald Reagan Washington National Airport?

The cheapest airline flying from Denver International Airport to Ronald Reagan Washington National Airport is Frontier Airlines (from US$133) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From US$133
Delta Air Lines
From US$162
Hahn Air
From US$184
American Airlines
From US$215
Alaska Airlines
From US$228
United Airlines
From US$251

Find more flights and airlines

What is the flight schedule from Denver International Airport to Ronald Reagan Washington National Airport?

Check the schedule for flights from Denver to Washington D.C. and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F9690

    Denver International Airport

    16:35

    DEN

    3h 15m

    21:50

    DCA

    S M T W T F S
    Search

  2. F9688

    Denver International Airport

    11:30

    DEN

    3h 17m

    16:47

    DCA

    S M - W T F S
    Search

  3. F9686

    Denver International Airport

    06:45

    DEN

    3h 24m

    12:09

    DCA

    S - T W T F -
    Search
Find more flights and airlines

About Denver International Airport and Ronald Reagan Washington National Airport

Learn about Denver International Airport (DEN) and Ronald Reagan Washington National Airport (DCA) — including location, terminals, transportation, and travel tips.

Flight distance 2,371.46km
Cheapest one-way ticket price US$133
Cheapest return ticket price US$183

FAQs for Denver International Airport to Ronald Reagan Washington National Airport Flights

  • How long is the flight from Denver International Airport to Ronald Reagan Washington National Airport?

    Denver International Airport to Ronald Reagan Washington National Airport takes about 4 hours 6 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 4 daily flights from Denver International Airport (DEN) to Ronald Reagan Washington National Airport (DCA).
  • The earliest flight from Denver International Airport to Ronald Reagan Washington National Airport departs at 06:45, and the last departs at 16:33, with about 6 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Denver International Airport (DEN) to Ronald Reagan Washington National Airport (DCA) is quite popular. Without considering departure times or holidays, tickets cost around US$348 in October, the most expensive month to book this route.
  • Frontier Airlines is a very popular airline operating an average of 11147 flights per month.
  • One-way flights from Denver International Airport to Ronald Reagan Washington National Airport currently start from US$133, and round-trip fares start from US$183. The current lowest fare is a Frontier Airlines flight departing on Sat, Nov 7; prices may vary depending on availability.
  • Yes. Frontier Airlines and United Airlines operate direct flights from Denver International Airport to Ronald Reagan Washington National Airport, with an average flight time of 4 hours 49 minutes, and around 34 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Denver International Airport to Ronald Reagan Washington National Airport is US$304. Prices may vary depending on the departure date, airline, and availability.
  • Frontier Airlines and Volaris are the most popular budget airlines flying from Denver International Airport to Ronald Reagan Washington National Airport, with one-way fares starting from US$133. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Denver International Airport to Ronald Reagan Washington National Airport operates around 33 weekly flights, mainly by Frontier Airlines and United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Denver International Airport and Ronald Reagan Washington National Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com