$43 Cheap flight deals from Denver (DEN) to National Harbor (WAS)

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This Weekend's Flight Deals from Denver to National Harbor

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 15 - Wed, Nov 19
DEN
Denver Intl.
IAD
Washington Dulles Intl.
$262 Roundtrip, found 11 hours ago
$262
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Sat, Nov 15 from Denver Intl. to Washington Dulles Intl., returning Wed, Nov 19, priced at $262 found 11 hours ago
Sat, Nov 15 - Mon, Nov 17
DEN
Denver Intl.
BWI
Baltimore Washington Intl. Thurgood Marshall
$312 Roundtrip, just found
$312
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Nov 15 from Denver Intl. to Baltimore Washington Intl. Thurgood Marshall, returning Mon, Nov 17, priced at $312 just found
Sat, Nov 15 - Mon, Nov 17
DEN
Denver Intl.
DCA
Ronald Reagan Washington National
$481 Roundtrip, just found
$481
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Nov 15 from Denver Intl. to Ronald Reagan Washington National, returning Mon, Nov 17, priced at $481 just found
Sat, Nov 15 - Thu, Nov 20
COS
Colorado Springs
DCA
Ronald Reagan Washington National
$790 Roundtrip, found 2 days ago
$790
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 15 from Colorado Springs to Ronald Reagan Washington National, returning Thu, Nov 20, priced at $790 found 2 days ago

Airfares from $43 One Way, $140 Round Trip from Denver to National Harbor

Prices starting at $140 for return flights and $43 for one-way flights to National Harbor were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Feb 19 - Mon, Feb 23
DEN
Denver
IAD
Washington
$140 Roundtrip, found 1 day ago
$140
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Feb 19 from Denver to Washington, returning Mon, Feb 23, priced at $140 found 1 day ago
Thu, Jan 22 - Thu, Jan 29
DEN
Denver
BWI
Baltimore
$140 Roundtrip, found 1 day ago
$140
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Jan 22 from Denver to Baltimore, returning Thu, Jan 29, priced at $140 found 1 day ago
Sat, Dec 13 - Tue, Jan 6
DEN
Denver
IAD
Washington
$177 Roundtrip, found 1 hour ago
$177
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Sat, Dec 13 from Denver to Washington, returning Tue, Jan 6, priced at $177 found 1 hour ago
Sat, Dec 13 - Tue, Jan 6
DEN
Denver
DCA
Washington
$177 Roundtrip, found 1 hour ago
$177
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Dec 13 from Denver to Washington, returning Tue, Jan 6, priced at $177 found 1 hour ago
Tue, Dec 9 - Wed, Dec 10
DEN
Denver
IAD
Washington
$195 Roundtrip, found 4 days ago
$195
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Dec 9 from Denver to Washington, returning Wed, Dec 10, priced at $195 found 4 days ago

National Harbor economy flight packages

Price found within the past 48 hours. Click for updated prices.
Crowne Plaza Crystal City-Washington, D.C. by IHG
3.5-star property

Crowne Plaza Crystal City-Washington, D.C. by IHG

8.2/10 Very Good! (1,020 reviews)

Dec 20 - Dec 22

2 night stay

Denver (DEN) to Washington (DCA)

Frontier Airlines • Roundtrip • Coach
Price was $417, price is now $349 per person
$349
per person
found 1 day ago
Nice location. Safe.

Reviewed on Sep 14, 2025

Holiday Inn National Airport/Crystal City by IHG
3.5-star property

Holiday Inn National Airport/Crystal City by IHG

8.2/10 Very Good! (2,070 reviews)

Dec 20 - Dec 22

2 night stay

Denver (DEN) to Washington (DCA)

Frontier Airlines • Roundtrip • Coach
Price was $420, price is now $351 per person
$351
per person
found 1 day ago
The staff are professional, pleasant, and accommodating.

Reviewed on Sep 21, 2025

Lyle Washington D.C.
4.5-star property

Lyle Washington D.C.

9.4/10 Exceptional! (1,576 reviews)

Dec 20 - Dec 22

2 night stay

Denver (DEN) to Washington (DCA)

Frontier Airlines • Roundtrip • Coach
Price was $501, price is now $426 per person
$426
per person
found 1 day ago
I recommend this property. The service was excellent. It was clean and comfortable with a great art deco vibe.

Reviewed on Aug 15, 2025

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More About Flying To National Harbor from Denver

Route Information for Flights from Denver to National Harbor

Origin Airport IATA Code
DEN
Destination Airport IATA Code
WAS
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Denver to National Harbor

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.