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$63+ Cheap flights from Baltimore to Denver (BWI - DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — DEN
janv. 11 — janv. 181
dim. 1/11
dim. 1/18
1 adult, Economy
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Find cheap flights from Baltimore to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Baltimore/Washington to Denver Intl are usually found in August or October, booked 44 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Baltimore to Denver

Cheapest flights from Baltimore to Denver
Explore the most affordable flight options available from Baltimore to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on décembre 12, 2025.

This CheapOair deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/305:36 pmBWI - DEN
1 stop27h 39mFrontier
jeu. 1/14:13 pmDEN - BWI
1 stop15h 58mFrontier
Deal found 12/9$220
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/308:50 pmBWI - DEN
1 stop13h 48mFrontier
mar. 1/611:22 amDEN - BWI
1 stop8h 41mFrontier
Deal found 12/10$224
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/196:00 amBWI - DEN
1 stop9h 33mFrontier
mer. 1/710:36 amDEN - BWI
1 stop9h 20mFrontier
Deal found 12/10$228
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/235:36 pmBWI - DEN
1 stop27h 39mFrontier
mar. 12/306:25 amDEN - BWI
1 stop27h 21mFrontier
Deal found 12/10$234
This Kiwi.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/138:37 amBWI - DEN
1 stop25h 47mFrontier
mar. 12/1611:59 pmDEN - BWI
1 stop8h 22mFrontier
Deal found 12/9$240
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/318:17 amBWI - DEN
1 stop16h 47mFrontier
mer. 1/711:59 pmDEN - BWI
1 stop14h 31mFrontier
Deal found 12/10$241
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/295:42 pmBWI - DEN
1 stop17h 06mFrontier
mar. 1/611:22 amDEN - BWI
1 stop8h 41mFrontier
Deal found 12/10$244
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/308:50 pmBWI - DEN
1 stop13h 48mFrontier
ven. 1/1610:11 pmDEN - BWI
1 stop11h 52mFrontier
Deal found 12/10$246
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 12/2110:00 pmBWI - DEN
1 stop12h 24mFrontier
mer. 1/711:59 pmDEN - BWI
1 stop10h 08mFrontier
Deal found 12/10$250
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/1111:14 amBWI - DEN
1 stop23h 13mFrontier
mer. 12/174:45 pmDEN - BWI
1 stop16h 59mFrontier
Deal found 12/10$254
This Kiwi.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/119:40 amBWI - DEN
1 stop25h 30mFrontier
mar. 12/1611:59 pmDEN - BWI
1 stop8h 22mFrontier
Deal found 12/9$260

Find flight deals from Baltimore to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated décembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$199
(Kiwi.com)

One-way from

$63
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$469
Provider with most accurate pricing for Baltimore/Washington-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Denver Intl flights.
Search Deals
From Baltimore/Washington to Denver Intl
Search Deals
One-way flight from Baltimore/Washington to Denver Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated décembre 12, 2025.
Use the filters below to find and compare flights from Baltimore to Denver that are best for you.

Fly from

Baltimore

Fly to

Denver

Route

Depart

Return

Price

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

sam. 1/10

6:00 pm-8:10 pm

Nonstop4h 10m

Denver Intl

mar. 1/13

10:45 am-4:05 pm

Nonstop3h 20m

$310

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

sam. 2/14

8:00 am-10:16 am

Nonstop4h 16m

Denver Intl

jeu. 2/19

9:46 am-3:07 pm

Nonstop3h 21m

$321

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

mar. 1/6

8:20 am-10:34 am

Nonstop4h 14m

Denver Intl

mar. 1/13

9:40 am-3:04 pm

Nonstop3h 24m

$321

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

jeu. 1/15

3:52 pm-10:06 pm

1 stop8h 14m

Denver Intl

mar. 1/20

5:50 pm-11:15 pm

Nonstop3h 25m

$330

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

sam. 1/10

11:45 am-1:55 pm

Nonstop4h 10m

Denver Intl

sam. 1/17

11:35 am-7:35 pm

1 stop6h 00m

$331

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

jeu. 1/15

3:52 pm-11:41 pm

1 stop9h 49m

Denver Intl

sam. 1/17

5:50 pm-11:15 pm

Nonstop3h 25m

$331

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

sam. 1/10

12:25 pm-7:55 pm

1 stop9h 30m

Denver Intl

jeu. 1/15

5:50 pm-11:15 pm

Nonstop3h 25m

$331

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

ven. 2/20

6:30 am-8:50 am

Nonstop4h 20m

Denver Intl

mar. 2/24

6:20 am-11:50 am

Nonstop3h 30m

$333

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

mar. 3/3

10:25 am-12:35 pm

Nonstop4h 10m

Denver Intl

sam. 3/7

7:15 pm-12:30 am

Nonstop3h 15m

$333

BaltimoreDenver

BWI - DEN

BWIDEN

Baltimore/Washington

ven. 1/23

2:30 pm-4:40 pm

Nonstop4h 10m

Denver Intl

lun. 1/26

6:20 am-11:50 am

Nonstop3h 30m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 23 results
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Compare providers for flights from Baltimore to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Denver in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Denver flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Baltimore-Denver flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Baltimore-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Denver flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Denver

How far ahead should I book a flight from Baltimore to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Denver. Price data was last updated on December 5, 2025.

The best time to book flights from Baltimore to Denver is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Baltimore to Denver?

Currently, February is the cheapest month in which you can book a flight from Baltimore to Denver (average of $88). Flying from Baltimore to Denver in June is currently the most expensive (average of $173). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BWI to DEN?

Find hourly flight availability from Baltimore to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated décembre 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 30% on flights from Baltimore to Denver by exploring options for tickets in the evening.

What is the cheapest day to fly from Baltimore to Denver?

Use this chart to determine the cheapest time to fly round-trip from Baltimore to Denver. Price data was last updated on December 6, 2025.

Travelers seeking maximum savings on their Baltimore to Denver flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Baltimore to Denver flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Baltimore to Denver trip
Airlines
United Airlines

United's Economy Plus offers extra legroom, ideal for a more comfortable journey.


United's MileagePlus program allows pooling miles, a great way to gather enough for a ticket.

Read more about United AirlinesBy Harriet Baskas
Frontier

Frontier offers extra comfort seats with 32” separation for a fee, enhancing your flight experience.


Early morning flights have a better chance of being on time, minimizing delays.

Read more about FrontierBy Marisa Garcia
Airports
BWI

For early morning flights, arrive 20-30 minutes early due to busy security lines, especially on weekdays.

Read more about BWIBy Emily Zemler
DEN

Take the A Line train from DEN to Union Station for a quick 37-minute ride into downtown Denver.

Read more about DENBy Emily Zemler
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Emily Zemler

Emily Zemler

Expert on BWI and DEN

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated décembre 12, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Baltimore to Denver. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Baltimore to Denver?

    You will need to book a flight from Baltimore/Washington to Denver Intl if you want to fly from Baltimore to Denver. At least 5 different airlines have flights from Baltimore/Washington (BWI) to Denver Intl (DEN) on a regular basis. There are 9 flights to Denver from the Baltimore airport per day. If you manage to book one that is nonstop, then you can expect the flight time from BWI to DEN to be around 3h 48m.

  • How popular is this Baltimore to Denver flight route?

    The Baltimore/Washington to Denver Intl flight path was viewed by 157 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Baltimore to Denver?

    For as low as $310, Southwest can have you in Denver from Baltimore in 4h 10m. The distance between Baltimore and Denver is about 1486 mi. Generally, flights for this route are nonstop.

  • What are the cheapest airlines flying from Baltimore to Denver round-trip?

    Our cheapest airline available from Baltimore to Denver is Frontier. Our recent data shows that you can find tickets from as low as $104 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $118 and $211 round-trip. Frontier is 68% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Baltimore to Denver one-way?

    The cheapest airlines for a one-way flight from Baltimore to Denver are Frontier ($55), American Airlines ($83), and Delta ($118).

  • What are the most reliable airlines from Baltimore to Denver?

    No one likes to see their flight delayed. When booking a flight from Baltimore to Denver consider choosing United Airlines (93%), Frontier (83%) or Southwest (72%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Baltimore to Denver?

    While on average a flight from Baltimore to Denver is generally $908, our data shows the cheapest flight currently is $163. When looking at the most popular route, (Baltimore/Washington - Denver Intl), you can expect to pay $129 for that flight.

  • Can I find deals for flights from Baltimore to Denver that include hotel bookings?

    Yes. In addition to deals on Baltimore to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Denver.

  • Can I find deals for business class flights from Baltimore to Denver?

    Yes. Cheapflights offers flight deals from Baltimore to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Baltimore to Denver?

    Currently, February is the cheapest month in which you can book a flight from Baltimore to Denver (average of $88). Flying from Baltimore to Denver in June is currently the most expensive (average of $173). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Black Hawk
Thornton
Westminster
Broomfield
Lakewood
Golden
Winter Park
Greeley
Lone Tree
Cripple Creek
Silverthorne
Central City
Frisco
Wheat Ridge
Manitou Springs
Fort Morgan
Brighton
Longmont
Idaho Springs
Parker

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Alternative routes for Baltimore to Denver

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Baltimore to Denver

Discover the top 5 airlines that operate flights from Baltimore to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated décembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$107Average$219FlexibilityNo cancel feeOn-time62%
DeltaCheapest$138Average$388FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$217Average$359FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$235Average$389FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$260Average$306FlexibilityNo cancel feeOn-time71%

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