$405 Cheap Flights from Denver International to Baltimore–Washington International
One-way
Departing from
Denver International
Going to
Baltimore–Washington International
Washington, D.C. (BWI)
United States • April, 2026
54% AI deal score
$405
This is the lowest one-way flight price found by RatePunk users in the last 24 hours for a flight going to Baltimore–Washington International. Fares are subject to change and may not be available for all dates. (Data last updated 4/1/2026).
Popular airlines to Baltimore–Washington International
Top Cheap Flight Deals from Denver International to Baltimore–Washington International
Recent round-trip flight deals to Baltimore–Washington International
Thu, May 28 - Tue, Jun 2
Cheapest
Denver (DEN) - Washington, D.C. (BWI)
Frontier Airlines airlines • 1 stop • Atlanta (ATL)
Washington, D.C. (BWI) - Denver (DEN)
Frontier Airlines airlines • 2 stops • Tampa (TPA), Atlanta (ATL)
$243
$221
-$22
9%
Thu, May 28 - Tue, Jun 2
Denver (DEN) - Washington, D.C. (BWI)
Frontier Airlines airlines • 1 stop • Atlanta (ATL)
Washington, D.C. (BWI) - Denver (DEN)
Frontier Airlines airlines • 2 stops • Tampa (TPA), Atlanta (ATL)
$243
$221
-$22
9%
Thu, May 28 - Tue, Jun 2
Denver (DEN) - Washington, D.C. (BWI)
Frontier Airlines airlines • 1 stop • Atlanta (ATL)
Washington, D.C. (BWI) - Denver (DEN)
Frontier Airlines airlines • 1 stop • Dallas (DFW)
$243
$224
-$19
8%
Thu, May 28 - Tue, Jun 2
Denver (DEN) - Washington, D.C. (BWI)
Frontier Airlines airlines • 1 stop • Atlanta (ATL)
Washington, D.C. (BWI) - Denver (DEN)
Frontier Airlines airlines • 1 stop • Dallas (DFW)
$243
$224
-$19
8%
Thu, May 28 - Tue, Jun 2
Denver (DEN) - Washington, D.C. (BWI)
Frontier Airlines airlines • 1 stop • Atlanta (ATL)
Washington, D.C. (BWI) - Denver (DEN)
Frontier Airlines airlines • 1 stop • Dallas (DFW)
$243
$224
-$19
8%
Thu, May 28 - Tue, Jun 2
Denver (DEN) - Washington, D.C. (BWI)
Frontier Airlines airlines • 1 stop • Atlanta (ATL)
Washington, D.C. (BWI) - Denver (DEN)
Frontier Airlines airlines • 1 stop • Houston (IAH)
$243
$231
-$12
5%
The cheapest time to fly to Baltimore–Washington International
Ready to jet to Baltimore–Washington International on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Facts About Flights from Denver International to Washington, D.C.
To help you plan your journey, here are some quick Washington, D.C. flight facts and tips.
Washington, D.C. airports
Baltimore-Washington International Thurgood Marshall Airport (BWI) is served by two other major airports in the Baltimore-Washington metropolitan area: Washington Dulles International Airport (IAD) and Ronald Reagan Washington National Airport (DCA). Each airport offers unique advantages depending on your travel needs. BWI is known for its low-cost carriers and convenient location, offering a balance of affordability and accessibility. Washington Dulles (IAD), located further west in Virginia, serves as a major international hub, with numerous non-stop flights to destinations worldwide. Reagan National (DCA) is the closest airport to downtown Washington, D.C., making it ideal for travelers with business or leisure in the city, but has restrictions on flight distances. When choosing which airport to use, consider factors such as flight availability, price, distance to your final destination, and preferred airlines.
Washington Dulles International (IAD)
Washington, D.C., United States
Baltimore–Washington International (BWI)
Washington, D.C., United States
Ronald Reagan Washington National (DCA)
Washington, D.C., United States
Pro tip: search “Washington, D.C. (Any)” to see fares to all Washington, D.C. airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Baltimore–Washington International
Cheapest airport
Baltimore–Washington International Airport (BWI)
Baltimore–Washington International Thurgood Marshall Airport (BWI) is the cheapest airport to fly into in the Baltimore area. This major airport is located near Baltimore and offers a wide range of domestic and international flights. Enjoy its many amenities such as shops, restaurants, and easy access to both Baltimore and Washington, D.C.
Nonstop vs. 1-stop
70+ cities
Baltimore–Washington International Airport isn't a major hub, but it still connects you to over 70 cities with popular routes to Boston, Orlando, and Fort Lauderdale.
BWI Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
BWI airport insights
Best days to catch a deal
Thur, Wed
Based on the data, Thursday has the highest count of cheapest deals for Baltimore–Washington International airport. Saturday and Sunday have the lowest counts, suggesting deals are less frequent on those days.
Avg. deal survival time
9.3 hours
Based on the data, the average deal for flights to or from Baltimore–Washington International Airport lasts about 9.3 hours. Therefore, it's important to book quickly when you find a good deal.
Rare deal frequency
15 deals
We uncovered 15 rare flight deals for Baltimore–Washington International Airport in the last month alone. These rare finds achieved an AI Deal Score of 90+, typically resulting from mistake fares, special promotions, or ultra-discounts.
Average price drop
-56%
The average price drop for flights to Baltimore–Washington International Airport is 55.9%, indicating a significant potential for savings. This substantial decrease suggests that travelers flying into this airport could benefit from monitoring price fluctuations and booking strategically.
Next 4 weeks: deal forecast
BWI Flight Forecast (Apr 2026)
The forecast for flights from Baltimore-Washington International Airport next month shows stable prices. There are no significant price drops or increases expected based on current trends.
Top 5 biggest price drops (last 3 months)
Found on March 25
Tokyo - BWI
$1,450 → $375
74%
Found on March 21
Monterrey - BWI
$740 → $190
74%
Found on March 20
Nice - BWI
$4,325 → $1,230
72%
Found on March 23
Tortola - BWI
$960 → $312
68%
Found on March 24
Eugene - BWI
$880 → $290
67%
Check these nearby airports too
Looking for more options? These airports near BWI sometimes drop rare deals too:
Ronald Reagan Washington National (DCA)
~5 rare deals/month
Washington Dulles International (IAD)
~8 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially DCA and IAD for long-haul deal surprises.
When Is the Best Time to Fly from Denver International to Baltimore–Washington International
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Baltimore–Washington International:
Cheapest month
January
Cheapest month
January is often the cheapest month to fly to Washington, D.C. The city is less crowded, and you can explore the iconic monuments and museums without the summer crowds. Plus, hotel rates are generally lower, making it a budget-friendly time to visit the nation's capital.
Best day to book
Tuesday
Best day to book
Tuesday is often the best day to book a flight to Washington, D.C. Airlines tend to release deals early in the week to entice travelers. Keep an eye on flash sales and promotions that pop up on Tuesdays to snag the best prices for your trip.
Cheapest days to fly
Wednesday
Cheapest days to fly
Flying to Washington, D.C. on a Wednesday can save you some serious cash. Mid-week flights are typically less expensive due to lower demand from business travelers. You'll arrive ready to explore the capital's rich history and vibrant culture without breaking the bank!
Advance booking sweet spot
2 months
Advance booking sweet spot
The advance booking sweet spot for flights to Washington, D.C. is about 2 months before your travel date. Booking around this time usually gives you the best chance of securing affordable fares. Start planning early to snag those coveted flight deals and enjoy a stress-free trip.
Baltimore–Washington International Airports & Ground Transportation
One big question for travelers is which Baltimore–Washington International airport to fly into. Here’s a quick guide to Baltimore–Washington International’s airports and how to get to the city from each:
Washington Dulles International Airport (IAD)
Washington Dulles International Airport, located about 26 miles (41 km) west of downtown D.C., serves as a major international gateway. Named after John Foster Dulles, a former Secretary of State, the airport is known for its iconic main terminal designed by Eero Saarinen, resembling a bird in flight. Dulles offers a wide array of amenities, including numerous restaurants, shops, and lounges, ensuring a comfortable travel experience. Getting to downtown D.C. is convenient via the Washington Flyer Silver Line Express train or various ride-sharing services. Be sure to check out the Smithsonian National Air and Space Museum's Udvar-Hazy Center nearby for an amazing aviation experience!
Tip: Consider using the Silver Line Express train to avoid traffic when traveling to and from the city.
Ronald Reagan Washington National Airport (DCA)
Ronald Reagan Washington National Airport, located just across the Potomac River from D.C., offers a convenient option for domestic travelers. It is the closest airport to Washington, D.C. proper. Despite its smaller size compared to Dulles, DCA boasts a variety of shops, restaurants, and services to cater to passengers' needs. The airport is easily accessible via the Metrorail's Blue and Yellow Lines, making transportation to and from downtown D.C. a breeze. Watch out for planes landing, the views of the monuments can be spectacular!
What to Do in Washington, D.C.
Washington, D.C. isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Washington, D.C., organized by interest:
Sightseeing & landmarks
Get ready to be starstruck by the iconic landmarks of Washington, D.C.! From the majestic White House and the towering Washington Monument to the historic monuments and memorials, you'll be immersed in American history and democratic ideals at every turn. Don't forget your camera – you'll want to capture every moment!
Arts & culture
Prepare to be captivated by the vibrant arts and culture scene in Washington, D.C.! Explore world-class museums like the Smithsonian, catch a show at the Kennedy Center, or wander through the charming streets of Georgetown, where art galleries and theaters await. Get ready to be inspired by the creativity and talent that flourishes in this dynamic city!
Food & nightlife
Indulge your taste buds and experience the diverse culinary delights of Washington, D.C.! From trendy restaurants and bustling food markets to cozy bars and lively nightclubs, there's something to satisfy every craving. Whether you're sipping craft cocktails in a rooftop bar or savoring mouthwatering dishes from around the world, the city's food and nightlife scene is sure to leave you wanting more.
Shopping & fashion
Shop 'til you drop in the fashion-forward city of Washington, D.C.! Explore upscale boutiques, department stores, and trendy neighborhoods like Georgetown and CityCenterDC, where you'll find everything from designer brands to unique, locally-made goods. Whether you're searching for the perfect outfit or hunting for souvenirs, the city's shopping scene offers endless opportunities to express your style.
Events in Washington, D.C. This Month
kate brown — tiny gardens everywhere: the past, present, and future of the self-provisioning city- tom philpott
Explore the captivating history and contemporary relevance of urban gardening, from its eighteenth-century roots to its present-day role in fostering health, hope, and community.
the second city
Experience The Second City like never before with VIP tickets, packages, travel options, and exclusive experiences available through PremiumSeatsUSA.com.
handy bikes & port city brewing present: pedals & pints
Combine your love for cycling and craft beer with Pedals & Pints! Join Port City and Handy Bikes for enjoyable, inclusive group rides held twice a month.
sister city montgomery/morazán brunch fundraiser
Join us for a brunch that supports projects in Morazán while enjoying delicious food and great company. Don't miss out!
Washington, D.C. Weather
Weather in Washington, D.C.
Thu, Mar 26
10%
26° 10°
10%
Fri, Mar 27
Frequently Asked Questions About Flights to Baltimore–Washington International
Pro Tips for Finding Cheap Flights to Baltimore–Washington International
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Baltimore–Washington International flights:
Be Flexible with Dates: Sometimes shifting your travel dates by just a day or two can lead to significant savings. Mid-week flights are often cheaper than weekend flights, so consider flying on a Tuesday or Wednesday to snag those lower fares!
