Frontier's UpFront Plus offers a guaranteed empty middle seat for extra comfort.
Early morning flights have a better chance of being on time with Frontier.
$99+ Cheap flights from Denver to Baltimore (DEN - BWI)
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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BWI
Aug 24 — Aug 311
1 adult, Economy
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Find cheap flights from Denver to Baltimore 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
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Denver Intl to Baltimore/Washington are usually found in October or August, booked 60 days in advance, depart on a Friday or Wednesday and return on a Friday
Cheap flight deals from Denver to Baltimore
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Baltimore (BWI). 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 August 19, 2025.
Round-trip from | $146 (Cheapflightsfares) |
|---|---|
One-way from | $99 (Cheapflightsfares) |
Popular in | December |
Cheapest in | October |
Average price | $263 |
Find flight deals from Denver to Baltimore
Cheapest flights from Denver to BaltimoreExplore the most affordable flight options available from Denver to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.
Explore the most affordable flight options available from Denver to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.
This Cheapflightsfares deal was found by Cheapflights users on 8/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:16 pmDEN - BWI
Nonstop3h 26mFrontier
Mon 9/226:27 pmBWI - DEN
Nonstop4h 02mFrontier
Deal found 8/18![Frontier logo]()
$146
This CheapOair deal was found by Cheapflights users on 8/18. 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.
Wed 9/175:50 pmDEN - BWI
1 stop25h 24mFrontier
Fri 9/196:50 pmBWI - DEN
1 stop16h 24mFrontier
Deal found 8/18![Frontier logo]()
$148
This CheapOair deal was found by Cheapflights users on 8/18. 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.
Tue 9/212:54 amDEN - BWI
1 stop12h 10mFrontier
Fri 9/59:59 pmBWI - DEN
1 stop14h 17mFrontier
Deal found 8/18![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Fri 9/58:11 amDEN - BWI
1 stop7h 54mFrontier
Sun 9/149:59 pmBWI - DEN
1 stop11h 46mFrontier
Deal found 8/18![Frontier logo]()
$150
This CheapOair deal was found by Cheapflights users on 8/18. 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.
Wed 9/35:50 pmDEN - BWI
1 stop25h 24mFrontier
Sat 9/62:21 pmBWI - DEN
1 stop9h 01mFrontier
Deal found 8/18![Frontier logo]()
$152
This Gotogate deal was found by Cheapflights users on 8/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2011:40 amDEN - BWI
1 stop10h 26mFrontier
Sat 9/272:21 pmBWI - DEN
1 stop9h 01mFrontier
Deal found 8/18![Frontier logo]()
$154
This CheapOair deal was found by Cheapflights users on 8/17. 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.
Fri 10/244:17 pmDEN - BWI
1 stop16h 36mFrontier
Mon 10/2711:14 amBWI - DEN
1 stop23h 52mFrontier
Deal found 8/17![Frontier logo]()
$155
This CheapOair deal was found by Cheapflights users on 8/17. 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.
Thu 9/1812:04 amDEN - BWI
1 stop13h 13mFrontier
Sun 9/216:50 pmBWI - DEN
1 stop14h 30mFrontier
Deal found 8/17![Frontier logo]()
$156
This CheapOair deal was found by Cheapflights users on 8/17. 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.
Thu 10/2312:59 amDEN - BWI
1 stop6h 06mFrontier
Tue 10/2811:19 amBWI - DEN
1 stop13h 57mFrontier
Deal found 8/17![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Sun 10/266:00 amDEN - BWI
1 stop11h 53mFrontier
Sun 11/169:21 amBWI - DEN
1 stop6h 55mFrontier
Deal found 8/16![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Wed 10/81:40 pmDEN - BWI
1 stop8h 13mFrontier
Sun 10/1211:14 amBWI - DEN
1 stop22h 00mFrontier
Deal found 8/18![Frontier logo]()
$159
Cheapflights Fare Finder
Customize your flight search to find flights from Denver to Baltimore 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 August 19, 2025.
Use the filters below to find and compare flights from Denver to Baltimore that are best for you.
Fly from
Denver
Fly to
Baltimore
Route
Depart
Return
Price
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Fri 10/31
8:05 am-6:35 pm
1 stop8h 30m
Baltimore/Washington
Sun 11/2
4:00 pm-7:41 am
1 stop17h 41m
$149
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Fri 10/10
8:58 pm-3:27 pm
1 stop16h 29m
Baltimore/Washington
Sun 10/12
11:14 am-7:14 am
1 stop22h 00m
$149
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Wed 9/3
11:59 pm-7:29 am
1 stop29h 30m
Baltimore/Washington
Sun 9/7
9:59 pm-7:45 am
1 stop11h 46m
$155
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Fri 10/24
4:17 pm-10:53 am
1 stop16h 36m
Baltimore/Washington
Mon 10/27
11:14 am-9:06 am
1 stop23h 52m
$155
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Thu 9/4
12:04 am-3:17 pm
1 stop13h 13m
Baltimore/Washington
Sun 9/7
6:50 pm-7:20 am
1 stop14h 30m
$156
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Wed 10/8
8:03 pm-8:57 pm
1 stop22h 54m
Baltimore/Washington
Tue 10/14
11:19 am-11:16 pm
1 stop13h 57m
$156
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Thu 9/11
12:04 am-3:17 pm
1 stop13h 13m
Baltimore/Washington
Fri 9/19
6:50 pm-9:14 am
1 stop16h 24m
$156
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Thu 10/2
12:04 am-3:17 pm
1 stop13h 13m
Baltimore/Washington
Mon 10/6
9:59 pm-9:04 am
1 stop13h 05m
$156
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Thu 9/11
12:04 am-3:17 pm
1 stop13h 13m
Baltimore/Washington
Sun 9/14
9:59 pm-7:45 am
1 stop11h 46m
$156
DenverBaltimore
DEN - BWI
DENBWI
Denver Intl
Thu 9/18
12:04 am-3:17 pm
1 stop13h 13m
Baltimore/Washington
Sun 9/21
6:27 pm-8:29 pm
Nonstop4h 02m
$156
Showing 1-10 of 19 results
The best insider tips for Denver to Baltimore flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Denver to Baltimore trip
Airlines
![Frontier]()
Frontier
![United Airlines]()
United Airlines
United's Economy Plus offers extra legroom towards the front of the economy cabin.
United's MileagePlus program allows pooling miles with up to five members.
Airports
Our travel experts
Best time to book a flight from Denver to Baltimore
Have a flexible travel schedule? Discover the best time to fly to Baltimore from Denver 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 Denver to Baltimore
How far ahead should I book a flight from Denver to Baltimore?
Use this chart to determine the optimal time to book a round-trip flight from Denver to Baltimore. Price data was last updated on August 8, 2025.
Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Baltimore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Denver to Baltimore?
Currently, August is the cheapest month in which you can book a flight from Denver to Baltimore (average of $241). Flying from Denver to Baltimore in March is currently the most expensive (average of $290). 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 DEN to BWI?
Find hourly flight availability from Denver to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 19, 2025.
It’s typically best to fly out from Denver to Baltimore in the morning. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.
What is the cheapest day to fly from Denver to Baltimore?
Use this chart to determine the cheapest time to fly round-trip from Denver to Baltimore. Price data was last updated on August 17, 2025.
Travelers seeking maximum savings on their Denver to Baltimore flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Denver to Baltimore
Explore weekly flight availability from Denver to Baltimore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 19, 2025.
The most flights from DEN to BWI are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).
Reviews of airlines servicing Baltimore
Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated August 19, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Denver to Baltimore. 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.
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentChristine,Aug 2024
DEN - LGB
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentChristine,Aug 2024
DEN - LGB
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentChristine,Aug 2024
DEN - LGB
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentChristine,Aug 2024
DEN - LGB
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentChristine,Aug 2024
DEN - LGB
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentChristine,Aug 2024
DEN - LGB
Related info for your journey
Find useful and relevant information for your journey from Denver to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Denver to Baltimore
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Denver to Baltimore
Discover the top 5 airlines that operate flights from Denver to Baltimore. 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 August 19, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$99 | Average$223 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$171 | Average$392 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$213 | Average$357 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$216 | Average$296 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$216 | Average$296 | FlexibilityNo cancel fee | On-time71% |