$109 Cheap United flights Baltimore (BWI) to Denver (DEN)

View $109 flight on Thu, Oct 30, 2025Opens in a new window

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$109 Cheap United flights Baltimore (BWI) to Denver (DEN)

Prices were available within the past 7 days and start at $109 for one-way flights and $217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Oct 30 - Sun, Nov 2
BWI
Baltimore
DEN
Denver
$217 Roundtrip, just found
$217
Roundtrip
just found
Select United flight, departing Thu, Oct 30 from Baltimore to Denver, returning Sun, Nov 2, priced at $217 just found
United
Thu, Oct 23 - Sun, Oct 26
BWI
Baltimore
DEN
Denver
$246 Roundtrip, just found
$246
Roundtrip
just found
Select United flight, departing Thu, Oct 23 from Baltimore to Denver, returning Sun, Oct 26, priced at $246 just found
Flights from Baltimore (BWI) to Denver (DEN)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
Frontier Airlines
Distance
1487 mi
Average flight time
1 hour 51 mins

Frequently asked questions

How much is a United Airlines flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN)?
Landing cheap one-way United Airlines flights from BWI to DEN from $109 on Expedia is simple — just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares from $217 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BWI to DEN with United Airlines?
Look for return or one-way flights to Denver in January or November. You could find an affordable fare with United Airlines during these off-season months.
What is the cheapest time to book flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN) with United Airlines?
Begin your search one to three months ahead of your travel date to get cheaper fares on United Airlines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN)?
Yes, you can travel from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN) on one of United Airlines's 14 weekly direct flights. Make use of our "Nonstop" and "Airline" filters to find the United Airlines flight that'll get you to DEN at your preferred time.
How long does it take to fly from BWI to DEN with United Airlines?
On average, it takes 4h 10m to travel nonstop from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN) with United Airlines.
Which day of the week has the most United Airlines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN)?
United Airlines has the most flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN) on Friday. With up to 2 daily departures, you'll get the most options and flexibility on this day.
What is the earliest United Airlines flight from BWI to DEN?
The first flight from BWI to DEN with United Airlines leaves at 8:18AM UTC-5. You'll land at 10:25AM UTC-7. The final United Airlines flight of the day leaves at 4:10PM UTC-5 and arrives at 6:20PM UTC-7. With around 20% fewer cancellations for morning and mid-morning departures, beginning your travel day early is generally the wisest option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Denver?
Denver Intl. Airport (DEN) is the primary Denver hub for United Airlines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
Why fly with United Airlines from BWI to DEN?
A rewarding loyalty program and the opportunity to collect points through United Mileage Plus are the start of the reasons to travel from BWI to DEN with United Airlines. Plus, when you sign up to Expedia's free One Key™ program, you can earn OneKeyCash™* on top of any airline loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN)?
United Airlines typically flies Boeing 737-800 planes for flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN). This carrier also operates the Boeing 737 MAX 9 on this route. Keep in mind that aircraft type can vary due to operational requirements, so the plane you catch might be different when you travel.
Can I change or cancel my United Airlines flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Denver Intl. Airport (DEN)?
It's usually possible to cancel or change your flight, although there may be additional charges if you booked over 24 hours ago. Want to keep your options open? Use our "Changes included" or "No cancel fee" filter to find flights that won't penalize you if you need to alter your plans. To update your itinerary, head to "Trips," select your flight and click on "Manage Booking" for more details.

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