$109 Cheap Flights from Denver (DEN) to Boston (BOS)

View $109 flight on Wed, Jul 9, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Denver to Boston (DEN-BOS)

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.

Southwest Airlines
Sat, May 10 - Sun, May 11
DEN
Denver
BOS
Boston
$217 Roundtrip, just found
$217
Roundtrip
just found
Select Southwest Airlines flight, departing Sat, May 10 from Denver to Boston, returning Sun, May 11, priced at $217 just found
Delta
Wed, Jul 9 - Sat, Jul 12
DEN
Denver
BOS
Boston
$217 Roundtrip, just found
$217
Roundtrip
just found
Select Delta flight, departing Wed, Jul 9 from Denver to Boston, returning Sat, Jul 12, priced at $217 just found
United
Tue, May 6 - Wed, May 7
DEN
Denver
BOS
Boston
$217 Roundtrip, just found
$217
Roundtrip
just found
Select United flight, departing Tue, May 6 from Denver to Boston, returning Wed, May 7, priced at $217 just found
JetBlue Airways
Sat, Jun 14 - Tue, Jun 24
DEN
Denver
BOS
Boston
$217 Roundtrip, just found
$217
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, Jun 14 from Denver to Boston, returning Tue, Jun 24, priced at $217 just found
United
Mon, May 12 - Wed, May 14
DEN
Denver
BOS
Boston
$219 Roundtrip, found 6 hours ago
$219
Roundtrip
found 6 hours ago
Select United flight, departing Mon, May 12 from Denver to Boston, returning Wed, May 14, priced at $219 found 6 hours ago
Delta
Tue, May 6 - Wed, May 7
DEN
Denver
BOS
Boston
$221 Roundtrip, just found
$221
Roundtrip
just found
Select Delta flight, departing Tue, May 6 from Denver to Boston, returning Wed, May 7, priced at $221 just found
JetBlue Airways
Sat, Jun 21 - Sun, Jun 22
DEN
Denver
BOS
Boston
$222 Roundtrip, found 15 hours ago
$222
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Sat, Jun 21 from Denver to Boston, returning Sun, Jun 22, priced at $222 found 15 hours ago
United
Fri, May 16 - Sat, May 24
DEN
Denver
BOS
Boston
$223 Roundtrip, just found
$223
Roundtrip
just found
Select United flight, departing Fri, May 16 from Denver to Boston, returning Sat, May 24, priced at $223 just found
Alaska Airlines
Fri, May 30 - Wed, Jun 4
DEN
Denver
BOS
Boston
$227 Roundtrip, just found
$227
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, May 30 from Denver to Boston, returning Wed, Jun 4, priced at $227 just found
Southwest Airlines
Mon, Jun 16 - Wed, Jul 2
DEN
Denver
BOS
Boston
$227 Roundtrip, just found
$227
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, Jun 16 from Denver to Boston, returning Wed, Jul 2, priced at $227 just found

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS) cost?
You can land cheap return fares from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS) starting at $217. Reserve your seat and take off on your trip. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Southwest Airlines flight leaving DEN on May 17 2025 and touching down at BOS. The price was last updated on April 22 2025 and has not changed since.
What is the cheapest month to fly from DEN to BOS?
The cheapest flights from DEN to BOS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS)?
Select from 4 airlines that fly nonstop from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS). Including:

  • United Airlines
  • Southwest Airlines
  • JetBlue Airways

What is the cheapest airline that flies from DEN to BOS?
Travel from DEN to BOS with JetBlue Airways. This airline currently has the lowest one-way fare on this route, starting from $106. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from DEN on June 21 2025. Prices were last updated on April 22 2025 and have not changed since.
How many flights per day from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS)?
With, on average, 8 direct flights that operate from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS) every day, you’ll be jetting off in no time.
What are the most popular departure times for flights from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS)?
The 11 PM departures from DEN to BOS are typically the busiest. These flights can come with a higher price due to their popularity. If you want to save on your trip, choose a less crowded time to fly.
What day of the week has the most flights from DEN to BOS?
Depart on a Sunday if you’re searching for the biggest selection of flights from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS).
What is the earliest flight from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS)?
The earliest flight leaving from Denver Intl. Airport (DEN) is at around 7:45AM UTC-7. Hop on this flight and you’ll touch down at Logan Intl. Airport (BOS) at approximately 1:39PM UTC-5. The total travel time is 3h 54m.
How long does it take to fly from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS)?
The average flight time from DEN to BOS is 3 hours and 50 minutes, covering a distance of 1,750 mi.
What is the best time to fly from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS)?
Choose a flight from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Boston from Denver Intl. Airport (DEN)?
You’ll arrive at Logan Intl. Airport (BOS) or T.F. Green Airport (PVD) when traveling to Boston on a direct flight from Denver Intl. Airport (DEN).
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS) last-minute?
Waiting until right before your break to book a ticket from DEN to BOS generally means paying more. While you may find some last-minute discounts, there’s no guarantee. Keep your travel plans flexible for the best chance of landing a bargain.
Is it cheaper to book a DEN to BOS flight and hotel package?
Compared with arranging hotels and flights separately, booking a DEN to BOS flight and hotel package with Expedia could result in significant savings. What’s more, managing everything in one place will take the hassle out of planning your trip. Just pick your flights and choose from our extensive range of stays, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Logan Intl. Airport (BOS)?
If you booked your DEN to BOS flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.
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