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CA $143 Cheap Flights from Boston (BOS) to Denver (DEN)

View CA $143 flight on Wed, Aug 19, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Denver International Airport (DEN)

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Cheap flights from Boston (BOS) to Denver (DEN)

Prices were available within the past 7 days and start at CA $143 for one-way flights and CA $285 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Wed, Aug 19 - Wed, Aug 26
BOS
Boston
DEN
Denver
CA $285 Roundtrip, found 1 day ago
CA $285
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Wed, Aug 19 from Boston to Denver, returning Wed, Aug 26, priced at CA $285 found 1 day ago
JetBlue Airways
Wed, Aug 19 - Tue, Sep 1
BOS
Boston
DEN
Denver
CA $286 Roundtrip, found 3 days ago
CA $286
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Wed, Aug 19 from Boston to Denver, returning Tue, Sep 1, priced at CA $286 found 3 days ago
American Airlines
Wed, Aug 19 - Wed, Aug 26
BOS
Boston
DEN
Denver
CA $299 Roundtrip, found 1 day ago
CA $299
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Aug 19 from Boston to Denver, returning Wed, Aug 26, priced at CA $299 found 1 day ago
JetBlue Airways
Tue, Aug 25 - Sat, Sep 5
BOS
Boston
DEN
Denver
CA $300 Roundtrip, found 3 days ago
CA $300
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Tue, Aug 25 from Boston to Denver, returning Sat, Sep 5, priced at CA $300 found 3 days ago
JetBlue Airways
Thu, Aug 20 - Wed, Aug 26
BOS
Boston
DEN
Denver
CA $311 Roundtrip, found 15 hours ago
CA $311
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Thu, Aug 20 from Boston to Denver, returning Wed, Aug 26, priced at CA $311 found 15 hours ago
JetBlue Airways
Thu, Aug 20 - Tue, Sep 1
BOS
Boston
DEN
Denver
CA $312 Roundtrip, found 3 days ago
CA $312
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Thu, Aug 20 from Boston to Denver, returning Tue, Sep 1, priced at CA $312 found 3 days ago
American Airlines
Tue, Jul 28 - Tue, Aug 4
BOS
Boston
DEN
Denver
CA $313 Roundtrip, found 9 hours ago
CA $313
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Tue, Jul 28 from Boston to Denver, returning Tue, Aug 4, priced at CA $313 found 9 hours ago
Delta
Tue, Oct 27 - Fri, Nov 6
BOS
Boston
DEN
Denver
CA $325 Roundtrip, found 13 hours ago
CA $325
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Oct 27 from Boston to Denver, returning Fri, Nov 6, priced at CA $325 found 13 hours ago
Alaska Airlines
Thu, Oct 29 - Mon, Nov 2
BOS
Boston
DEN
Denver
CA $611 Roundtrip, found 3 days ago
CA $611
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Oct 29 from Boston to Denver, returning Mon, Nov 2, priced at CA $611 found 3 days ago
Sun Country Airlines
Fri, Jul 17 - Sun, Jul 19
BOS
Boston
DEN
Denver
CA $721 Roundtrip, found 5 days ago
CA $721
Roundtrip
found 5 days ago
Select Sun Country Airlines flight, departing Fri, Jul 17 from Boston to Denver, returning Sun, Jul 19, priced at CA $721 found 5 days ago

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city centre is 32 minutes. Flights from CA $317
DEN
Denver Intl.
Cheapest
Average driving time to city centre32 min
Flights from CA $317

Frequently asked questions

How much does a flight from Boston, MA (BOS) to Denver, CO (DEN) cost?
You can find one-way and return flights from Boston, MA (BOS) to Denver, CO (DEN) with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when BOS to DEN ticket fares go up or down.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
The cheapest months to fly from BOS to DEN are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
There are 4 airlines offering direct flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.). Here are the carriers that fly this non-stop route:
  • United operates 47 direct flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) every week.
  • Southwest Airlines operates 20 direct flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) every week.
  • JetBlue Airways operates 18 direct flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) every week.
  • Delta operates 7 direct flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) every week.
What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
Sun Country Airlines offers one of the cheapest connecting return flights on this route, with tickets starting from around CA$331. Delta is one of the cheapest airlines offering nonstop return flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.), with tickets starting from around CA$348 for flights that can be booked for departure within the next year. These prices are for economy/coach class per adult. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Boston, MA (BOS) to Denver, CO (DEN)?
To find a cheap flight from Boston, MA (BOS) to Denver, CO (DEN), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) will differ from traveler to traveler. If you like to fly early, Southwest Airlines offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Southwest Airlines offers the most daily flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
You'll find around 13 nonstop flights per day from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.). For even more choices, look at flights that include layovers, as there are approximately 205 connecting flights per day. Some common connection points include Baltimore Washington Intl. Thurgood Marshall (BWI), O'Hare Intl. (ORD), and Midway Intl. (MDW).
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) typically departs around 5:00 AM local time, operated by American Airlines. This is a seasonal service, active only in September. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
You'll typically find the most flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) on a Thursday, with around 116 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, United, and Delta. While Thursday is the busiest, flight schedules are fairly consistent throughout the week, so you'll have a good selection of flights on other days too.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) are in the early morning, from 6am to 9am. Many major carriers, including Delta, American Airlines and Alaska Airlines, offer flights during this window. Many travellers prefer this time because it allows for an early start to their journey, often getting them to their destination with plenty of time left in the day.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
When flying from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.), you have a few options for flight duration. A nonstop flight typically takes around 4 hours 48 minutes. If you opt for a flight with one stop, your travel time will be longer, usually around 7 hours 18 minutes. For flights with two or more stops, expect a journey of about 10 hours 30 minutes. The distance covered on this route is approximately 2815 kilometres. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to factor in some extra time when planning your trip.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
Yes, you can fly business class or first class between BOS and DEN. You can fly business class with Frontier Airlines and Delta.First class cabins are available on Alaska Airlines, Delta, United, and American Airlines.
How much is a business class flight from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.)?
A non-stop, one-way business class flight from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) is usually around CA$884 - CA$1,364. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) if you opt for a connecting flight.
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Denver, CO (DEN) from Boston, MA (BOS)?
If you're planning to travel to Denver from Logan International Airport (BOS), you can fly directly into Denver International Airport (DEN). Some flights may connect through major hubs like Seattle - Tacoma International Airport (SEA), Portland International Airport (PDX), or Baltimore Washington International Thurgood Marshall Airport (BWI) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS) to Denver, CO (DEN)?
If you booked your Boston, MA (BOS) to Denver, CO (DEN) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Roundtrip price
CA $285
Distance
2798 km
Average flight time
2 hours 31 mins

Book with confidence

Boston to Denver Flights

The easy way to book your flights from Boston to Denver 

With Expedia, it’s simple to find and book flights to Denver from Boston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Denver Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Boston to Denver today, tomorrow, or this week.  

 

Save dollars with cheap flights from Logan Intl., BOS to Denver Intl., DEN 

Sort your search results by price to find great deals on your flight from Boston to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from Boston currently is just CA $285 rising to CA $721.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Denver  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Denver from Boston 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Denver with Expedia today.

Boston to Denver Flights

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