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$99+ Cheap flights from Denver to Boston (DEN - BOS)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BOS
Mar 3 — Mar 101
Mon 3/3
Mon 3/10
1 adult, Economy
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The best prices from Denver Intl to Boston Logan Intl are usually found in January or February, booked 72 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Denver to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Boston (BOS). 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 February 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$173
(Southwest)

One-way from

$99
(JetBlue)

Popular in

July

Cheapest in

January

Average price

$269

Good round-trip deal

$237 or less

Good one-way deal

$152 or less
Provider with most accurate pricing for Denver Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Boston Logan Intl flights.
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From Denver Intl to Boston Logan Intl
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One-way flight from Denver Intl to Boston Logan Intl
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Highest demand for flights based on searches. 11% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Denver Intl to Boston Logan Intl.
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Price to beat on a one-way flight from Denver Intl to Boston Logan Intl.
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Find flight deals from Denver to Boston

Cheapest flights from Denver to Boston
Explore the most affordable flight options available from Denver to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2025.

This Southwest deal was found by Cheapflights users on 2/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:15 pmDEN - BOS
Nonstop3h 55mSouthwest
Wed 5/145:00 amBOS - DEN
Nonstop4h 35mSouthwest
Deal found 2/24$176
This JetBlue deal was found by Cheapflights users on 2/26. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1010:40 pmDEN - BOS
Nonstop3h 50mJetBlue
Tue 5/139:55 amBOS - DEN
Nonstop4h 39mJetBlue
Deal found 2/26$177
This Delta deal was found by Cheapflights users on 2/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2511:43 amDEN - BOS
Nonstop3h 45mDelta
Tue 4/17:35 amBOS - DEN
Nonstop4h 56mDelta
Deal found 2/25$183
This FlightHub deal was found by Cheapflights users on 2/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/311:59 pmDEN - BOS
1 stop6h 49mFrontier
Mon 4/710:25 amBOS - DEN
1 stop15h 34mFrontier
Deal found 2/26$192
This United Airlines deal was found by Cheapflights users on 2/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/711:59 pmDEN - BOS
Nonstop3h 59mUnited Airlines
Wed 4/911:55 amBOS - DEN
Nonstop4h 41mUnited Airlines
Deal found 2/25$194
This American Airlines deal was found by Cheapflights users on 2/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2412:20 amDEN - BOS
1 stop6h 03mAmerican Airlines
Tue 4/15:15 amBOS - DEN
1 stop7h 04mAmerican Airlines
Deal found 2/25$198
This Gotogate deal was found by Cheapflights users on 2/25. 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.
Fri 4/412:24 amDEN - BOS
1 stop22h 23mMultiple Airlines
Sat 4/1211:38 amBOS - DEN
1 stop11h 07mMultiple Airlines
Deal found 2/25$265
This Alaska Airlines deal was found by Cheapflights users on 2/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/45:38 pmDEN - BOS
1 stop12h 14mAlaska Airlines
Fri 4/117:00 amBOS - DEN
1 stop11h 40mAlaska Airlines
Deal found 2/25$266
This Sun Country Air deal was found by Cheapflights users on 2/26. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/115:43 pmDEN - BOS
1 stop15h 01mSun Country Air
Sun 9/1411:41 amBOS - DEN
1 stop7h 46mSun Country Air
Deal found 2/26$305

Find flights from Denver to Boston within your budget

Customize your flight search to find flights from Denver to Boston 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 February 26, 2025.

Fly from

Denver

Fly to

Boston

Route

Depart

Return

Price

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Wed 5/7

5:15 pm-11:10 pm

Nonstop3h 55m

Boston Logan Intl

Wed 5/14

5:00 am-7:35 am

Nonstop4h 35m

$176

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Sat 5/10

10:40 pm-4:30 am

Nonstop3h 50m

Boston Logan Intl

Tue 5/13

9:55 am-12:34 pm

Nonstop4h 39m

$177

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Tue 3/25

11:43 am-5:28 pm

Nonstop3h 45m

Boston Logan Intl

Tue 4/1

7:35 am-10:31 am

Nonstop4h 56m

$183

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Thu 4/3

11:59 pm-8:48 am

1 stop6h 49m

Boston Logan Intl

Mon 4/7

10:25 am-11:59 pm

1 stop15h 34m

$192

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Mon 4/7

11:59 pm-5:58 am

Nonstop3h 59m

Boston Logan Intl

Wed 4/9

11:55 am-2:36 pm

Nonstop4h 41m

$194

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Mon 3/24

12:20 am-8:23 am

1 stop6h 03m

Boston Logan Intl

Tue 4/1

5:15 am-10:19 am

1 stop7h 04m

$198

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Fri 4/4

12:24 am-12:47 am

1 stop22h 23m

Boston Logan Intl

Sat 4/12

11:38 am-8:45 pm

1 stop11h 07m

$265

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Fri 4/4

5:38 pm-7:52 am

1 stop12h 14m

Boston Logan Intl

Fri 4/11

7:00 am-4:40 pm

1 stop11h 40m

$266

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Thu 3/20

6:55 pm-11:49 am

1 stop14h 54m

Boston Logan Intl

Sun 3/30

8:15 am-8:15 am

1 stop26h 00m

$310

DenverBoston

DEN - BOS

DENBOS

Denver Intl

Mon 5/5

10:39 pm-4:26 am

Nonstop3h 47m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 20 results
1
2

Compare providers for flights from Denver to Boston

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 Denver to Boston in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*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 Denver-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Boston flights, Cheapflights users trust FlightHub the most. FlightHub 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 Denver-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Denver to Boston flights

Find out what our experts recommend to make the most of your Denver to Boston trip
Airports
DEN

For a quick security experience, reserve a time online through DEN Reserve, available for general screening at Denver Airport.

Read more about DENby Emily Zemler
BOS

Use the MBTA Silver Line for a free ride from BOS to downtown Boston's South Station, connecting to local and regional transit.

Read more about BOSby Paul Rubio
Our travel experts
Paul Rubio

Paul Rubio

Expert on BOS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more
Emily Zemler

Emily Zemler

Expert on 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

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.

Best time to book a flight from Denver to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston 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.

Travel insights for flights from Denver to Boston

Get recent, data-driven insights about flights from Denver to Boston including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Boston. Price data was last updated on February 25, 2025.

The best time to book flights from Denver to Boston is 72 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 Denver to Boston?

Currently, January is the cheapest month in which you can book a flight from Denver to Boston (average of $218). Flying from Denver to Boston in July is currently the most expensive (average of $311). 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 BOS?

Find hourly flight availability from Denver to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 26, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 39% on flights from Denver to Boston by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Denver to Boston. Price data was last updated on February 23, 2025.

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

Weekly flight availability from Denver to Boston

Explore weekly flight availability from Denver to Boston. 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 February 26, 2025.

The most flights from DEN to BOS are scheduled on a Tuesday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated February 26, 2025.
Read through reviews of airlines operating flights from Denver to Boston, such as Southwest, Alaska Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,369 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,369 reviews
Southwest
8.1
Very good
4,369 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Alaska Airlines
8.0
Very good
9,717 reviews
Southwest
8.1
Very good
4,369 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,151 reviews
Southwest
8.1
Very good
4,369 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Hawaiian Airlines
7.9
Good
2,316 reviews
Southwest
8.1
Very good
4,369 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

JetBlue
7.4
Good
3,044 reviews
Southwest
8.1
Very good
4,369 reviews

Comfort

8.1

Crew

8.7

Overall

8.1

Food

7.1

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Denver to Boston. 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 Denver to Boston?

    If you wish to fly to Boston from Denver, then you need to book flights from Denver Intl to Boston Logan Intl. There are 10 flights from Denver Intl (DEN) to Logan Intl (BOS) per day to choose from. Flights to Boston from Denver Intl are available from 7 different airlines, which means you should have some options if you want to compare airfare deals. 3h 42m is how long a nonstop flight from Denver to Boston Logan Intl typically takes.

  • How popular is this Denver to Boston flight route?

    This flight path from Denver Intl to Boston Logan Intl was viewed by 31 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Cheapflights users have booked flights from Denver to Boston round-trip from $173. Other airlines that can offer you cheap pricing are JetBlue, from $177, and Delta, from $183. Southwest is priced at 43% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $99. However, be on the lookout for offers from American Airlines and Southwest, as they are both options that can get you from Denver to Boston for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Denver to Boston consider choosing EL AL (81%), Southwest (80%) or United Airlines (79%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Denver to Boston?

    Looking at all options, your cheapest flight can be booked for $108. While the most popular route (Denver Intl - Boston Logan Intl) can be booked for $176 on average our data indicates $872 when flying from Denver to Boston.

  • Where are the most common layover locations when flying from Denver to Boston?

    Denver to Boston flights have a layover in Charlotte most often. New York follows Charlotte in terms of the most common layover location on Denver to Boston flights.

  • What are some popular things to do or see while on a layover in Charlotte?

    Carowind, Mint Museum Uptown, and North Carolina Blumenthal Performing Arts Center are the most popular attractions in Charlotte if you're in need of something to do during your layover. Carowind, Mint Museum Uptown, and North Carolina Blumenthal Performing Arts Center can be visited by traveling about 8.2 mi, 5.4 mi, and 5.8 mi respectively from Charlotte Douglas. Those looking to explore during their layover in Charlotte can rent a car from Charlotte Douglas for about $44 per day.

  • What are some popular points of interest to see during a layover in New York?

    Times Square, New York City Center, and Madison Square Garden are the most popular attractions in New York if you're in need of something to do during your layover. Times Square, New York City Center, and Madison Square Garden are located about 6.0 mi, 5.6 mi, and 6.5 mi, respectively from New York LaGuardia. Those on a layover in New York in need of a rental car can book one at New York LaGuardia for about $58.

  • Where are the least popular layover locations for Denver to Boston flights?

    Denver to Boston flights have a layover in Philadelphia least often. New York sees the next fewest layovers on Denver to Boston flights.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver to Boston 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 Denver to Boston?

    Currently, January is the cheapest month in which you can book a flight from Denver to Boston (average of $218). Flying from Denver to Boston in July is currently the most expensive (average of $311). 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
Warwick
Marlborough
Waltham
Brockton
Cambridge
Framingham
Somerville
Chestnut Hill
Seekonk
Randolph
Lowell
West Yarmouth
Woburn
Saco
Sturbridge
Salem
Seabrook
Burlington
Brookline
Fall River

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Alternative routes for Denver to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Denver to Boston

Discover the top 7 airlines that operate flights from Denver to Boston. 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 February 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$96Average$184FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$106Average$179FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$114Average$274FlexibilityNo cancel feeOn-time62%
DeltaCheapest$120Average$331FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$188Average$388FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$188Average$353FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$199Average$291FlexibilityNo cancel feeOn-time71%
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