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Cheap Flights from Denver International to Baltimore Washington International

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Compare Denver International to Baltimore Washington International flight deals

Find the cheapest month or even day of the year to fly to Baltimore Washington International

Book the best Baltimore Washington International fare with no extra fees

Flight deals from Denver International to Baltimore Washington International

Looking for a cheap last-minute deal or the best return flight from Denver International to Baltimore Washington International? Find the lowest prices on one-way and return tickets right here.
Washington D.C..ر.ق.‏ 324 per passenger.Departing Wed, 16 Apr.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Wed, 16 Apr, arriving in Baltimore Washington International.Price includes taxes and charges.From ر.ق.‏ 324, select.
Washington D.C..ر.ق.‏ 363 per passenger.Departing Sat, 2 Aug.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Sat, 2 Aug, arriving in Baltimore Washington International.Price includes taxes and charges.From ر.ق.‏ 363, select.
Washington D.C..ر.ق.‏ 364 per passenger.Departing Sat, 7 Jun.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Sat, 7 Jun, arriving in Baltimore Washington International.Price includes taxes and charges.From ر.ق.‏ 364, select.
Washington D.C..ر.ق.‏ 395 per passenger.Departing Tue, 22 Jul.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Denver International on Tue, 22 Jul, arriving in Baltimore Washington International.Price includes taxes and charges.From ر.ق.‏ 395, select.
Washington D.C..ر.ق.‏ 400 per passenger.Departing Sat, 24 May.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Sat, 24 May, arriving in Baltimore Washington International.Price includes taxes and charges.From ر.ق.‏ 400, select.
Washington D.C..ر.ق.‏ 472 per passenger.Departing Mon, 31 Mar.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Mon, 31 Mar, arriving in Baltimore Washington International.Price includes taxes and charges.From ر.ق.‏ 472, select.
Washington D.C..ر.ق.‏ 630 per passenger.Departing Fri, 19 Sep.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Denver International on Fri, 19 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From ر.ق.‏ 630, select.
Washington D.C..ر.ق.‏ 631 per passenger.Departing Thu, 23 Oct.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Denver International on Thu, 23 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From ر.ق.‏ 631, select.

Find the cheapest month to fly from Denver International to Baltimore Washington International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Baltimore Washington International flights are currently cheapest in April.
Mar
from ر.ق.‏ 471
Apr
from ر.ق.‏ 323
May
from ر.ق.‏ 399
Jun
from ر.ق.‏ 363
Jul
from ر.ق.‏ 395
Aug
from ر.ق.‏ 363
Sep
from ر.ق.‏ 629
Oct
from ر.ق.‏ 630
Nov
Find prices
Dec
from ر.ق.‏ 955
Jan
Find prices
Feb
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Direct flights from Denver International to Baltimore Washington International

Denver International to Baltimore Washington International: Alternative routes

Compare routes from Denver International to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Baltimore Washington International.

Denver to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 323
Cheapest month to flyApril
Average flight time3 hrs, 24 mins
Most popular airlineSouthwest Airlines
Average flights per week57

Finding cheap flights from Denver International to Baltimore Washington International: Frequently asked questions

The best price we found for a return flight from Denver International to Baltimore Washington International is ر.ق.‏ 647. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 24 minutes is the average flight time from Denver International to Baltimore Washington International.
Southwest Airlines, United and Frontier Airlines fly direct from Denver International to Baltimore Washington International.
As of March 2025, there are 57 flights per week flying from Denver International to Baltimore Washington International.
The cheapest month to fly from Denver International to Baltimore Washington International is usually March 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Baltimore Washington International Airport on Wednesday, 2 April 2025.
Yes – the average flight time is 3 hours and 24 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Baltimore Washington International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Baltimore Washington International.

Travelling from Denver International Airport (DEN) to Baltimore/Wash International Thurgood Marshall Airport (BWI): what you need to know

  • A direct flight from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport takes on average 3 hours 25 minutes. The timezone in Washington DC is UTC-4, which is 2 hours ahead of Denver.

  • For the earliest departure, jump on the 05:00 flight from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport. If you want to jet off later, the latest flight departs at 23:59. With 64 flights each week from DEN to BWI, you can pick the one that works best for you.

  • Popular months like July or holiday times such as Christmas and New Year will mean longer lines at check-in and security. Play it safe and head to the airport even earlier. Arriving two hours before a domestic flight and up four hours ahead of international flights is a wise idea.

  • Frontier Airlines is your ticket to exploring Washington DC (and maybe even some other exciting corners of United States!). Check out the direct flights from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport offered by this airline.

  • If you want to have a stopover for your flight from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport, just deselect 'Direct flights only' and look through your options. These are the most popular stopovers between DEN and BWI:

    • Kansas City International Airport

    • Detroit Metropolitan Wayne County Airport

    • General Mitchell International Airport

How to find the cheapest flights from Denver International Airport (DEN) to Baltimore/Wash International Thurgood Marshall Airport (BWI)

  • ر.ق.‏ 323 is currently the best price for a one-way ticket from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport. A return flight starts at ر.ق.‏ 647. These fares may change based on availability and demand.

  • Get cheap flight tickets from DEN to BWI by booking 9 months ahead. Based on our research, that's the sweet spot for picking up a bargain.

  • Schedule your trip for May. That's the cheapest month for flight tickets from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport. If you're flexible with your travel dates, try out the 'Whole month' tool to see the cheapest airfare across each month.

  • Finding a cheap ticket from DEN to BWI is straightforward with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know as soon as the price has fallen.

  • Use filters to tailor your flights from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport. Select your preferred departure and arrival times, airlines and number of stops. Or sort your results by 'Cheapest' to get the best deals.

Handy information about Denver International Airport (DEN)

  • Denver International Airport is about 40 kilometres from central Denver. If you're ride-sharing, catching a cab or driving from the centre, it'll take 34 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the travel time to be approximately 1 hour and 31 minutes.

  • Need a place to stay before your flight from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport? Check out SpringHill Suites Denver Airport. Get a good night's rest here before heading to DEN.

Arriving at Baltimore/Wash International Thurgood Marshall Airport (BWI)

Getting from Baltimore/Wash International Thurgood Marshall Airport (BWI) to central Washington DC

  • From Baltimore/Wash International Thurgood Marshall Airport, Washington DC is approximately 48 kilometres away. It takes around 48 minutes to get to the centre driving.

  • Getting to the centre on public transport will take you around 1 hour and 32 minutes.

When to fly to Baltimore/Wash International Thurgood Marshall Airport (BWI)

  • The quietest month for a flight from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport is May, while July is the most popular. Choose the best time to visit Washington DC based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • Lock in your flight from Denver International Airport to Baltimore/Wash International Thurgood Marshall Airport for July if you'd like to visit Washington DC during its warmest month. You can expect temperatures of between 19 ºC and 33 ºC.

  • January sees average temperatures of between -6 ºC and 10 ºC. Look for cheap flight tickets from DEN to BWI sometime around then if you want to travel in cooler conditions.

More about Washington DC

  • If you're looking for somewhere to lay your head, you'll find the best stays in Washington DC right here. Explore these options once you've booked your flight from DEN to BWI:

  • All great journeys should include a little sightseeing. White House Historical Association, The White House and National Mall are essential stops on your Washington DC itinerary.

Complete your Washington DC trip with hotels and a car rental

  • Comparing flights is not our only party trick. Once you've secured your cheap ticket to Baltimore/Wash International Thurgood Marshall Airport, check out our great car rental offers that'll give you the freedom and flexibility to travel around at your own pace. Then, take a look at our exclusive rates for hotels to find your ideal Washington DC stay.

Plan the rest of your trip from Denver to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.