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Fort Collins

$106+ Cheap flights from Boston (BOS) to Fort Collins, CO

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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DEN
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Fort Collins are usually found in January or November, booked 87 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Boston to Fort Collins

Keep the following information in mind while searching for Boston to Fort Collins flight deals. Data was last updated October 29, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$176
(Mytrip)

One-way from

$106
(Delta)

Popular in

February

Cheapest in

January

Average price

$307
Provider with most accurate pricing for Boston Logan Intl-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Denver Intl flights.
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From Boston Logan Intl to Fort Collins
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One-way flight from Boston Logan Intl to Fort Collins
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High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Boston to Fort Collins

Cheapest flights from Boston to Fort Collins
Explore the most affordable flight options available from Boston to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1012:20 pmBOS - DEN
1 stop7h 22mFrontier
Thu 11/139:10 amDEN - BOS
1 stop21h 18mFrontier
Deal found 10/27$176
This Delta deal was found by Cheapflights users on 10/29. 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.
Thu 12/117:35 amBOS - DEN
Nonstop4h 51mDelta
Sun 12/1411:36 amDEN - BOS
Nonstop4h 00mDelta
Deal found 10/29$177
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 12/44:49 pmBOS - DEN
Nonstop4h 51mUnited Airlines
Sat 12/135:40 pmDEN - BOS
Nonstop3h 56mUnited Airlines
Deal found 10/27$179
This Southwest deal was found by Cheapflights users on 10/29. 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.
Thu 12/46:45 amBOS - DEN
Nonstop4h 40mSouthwest
Wed 12/108:05 amDEN - BOS
2 stops6h 40mSouthwest
Deal found 10/29$180
This Delta deal was found by Cheapflights users on 10/28. 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 11/117:40 amBOS - DEN
Nonstop4h 57mDelta
Thu 11/1311:47 amDEN - BOS
Nonstop3h 55mDelta
Deal found 10/28$181
This Expedia deal was found by Cheapflights users on 10/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1312:20 pmBOS - DEN
1 stop7h 22mMultiple Airlines
Mon 11/178:02 pmDEN - BOS
1 stop9h 27mMultiple Airlines
Deal found 10/27$182
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 12/511:19 amBOS - DEN
1 stop23h 43mMultiple Airlines
Mon 12/811:25 amDEN - BOS
2 stops29h 41mMultiple Airlines
Deal found 10/28$183
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Thu 11/1312:20 pmBOS - DEN
1 stop7h 22mFrontier
Sat 11/1512:59 amDEN - BOS
1 stop30h 01mFrontier
Deal found 10/27$184
This JetBlue deal was found by Cheapflights users on 10/29. 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.
Thu 12/113:40 pmBOS - DEN
1 stop8h 27mJetBlue
Sat 12/1311:28 pmDEN - BOS
1 stop6h 14mJetBlue
Deal found 10/29$185
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Mon 11/103:55 pmBOS - DEN
2 stops9h 49mMultiple Airlines
Sat 11/1512:25 pmDEN - BOS
1 stop18h 35mMultiple Airlines
Deal found 10/27$186
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/125:17 pmBOS - DEN
1 stop8h 19mUnited Airlines
Sat 11/152:05 pmDEN - BOS
Nonstop3h 50mUnited Airlines
Deal found 10/28$187
This Southwest deal was found by Cheapflights users on 10/27. 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.
Thu 12/116:45 amBOS - DEN
Nonstop4h 40mSouthwest
Thu 12/186:15 pmDEN - BOS
Nonstop3h 50mSouthwest
Deal found 10/27$188

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Fort Collins 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 October 29, 2025.
Use the filters below to find and compare flights from Boston to Fort Collins that are best for you.

Fly from

Boston

Fly to

Fort Collins

Route

Depart

Return

Price

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 12/4

6:45 am-9:25 am

Nonstop4h 40m

Denver Intl

Wed 12/10

8:05 am-4:45 pm

2 stops6h 40m

$180

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 11/13

6:10 am-9:00 am

Nonstop4h 50m

Denver Intl

Sun 11/16

6:15 pm-12:05 am

Nonstop3h 50m

$181

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 1/10

5:30 am-1:15 pm

2 stops9h 45m

Denver Intl

Tue 1/13

7:00 am-5:10 pm

1 stop8h 10m

$182

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 12/6

5:35 am-11:50 am

2 stops8h 15m

Denver Intl

Sun 12/7

2:50 pm-10:55 pm

1 stop6h 05m

$190

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Sat 12/13

5:35 am-11:50 am

2 stops8h 15m

Denver Intl

Sun 12/14

3:35 pm-11:15 pm

1 stop5h 40m

$190

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 12/4

5:40 am-11:05 am

1 stop7h 25m

Denver Intl

Sat 12/6

11:59 pm-5:44 am

Nonstop3h 45m

$191

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Wed 1/14

1:25 pm-10:25 pm

1 stop11h 00m

Denver Intl

Wed 1/21

1:40 pm-7:33 pm

Nonstop3h 53m

$193

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Mon 1/26

5:10 am-10:45 am

1 stop7h 35m

Denver Intl

Thu 1/29

1:40 pm-7:33 pm

Nonstop3h 53m

$193

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 12/18

1:30 pm-6:35 pm

1 stop7h 05m

Denver Intl

Mon 1/12

4:45 pm-10:30 pm

Nonstop3h 45m

$194

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Wed 12/3

8:12 pm-11:04 pm

Nonstop4h 52m

Denver Intl

Sun 12/7

11:59 pm-5:44 am

Nonstop3h 45m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Boston to Fort Collins

Have a flexible travel schedule? Discover the best time to fly to Fort Collins from Boston 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 Boston to Fort Collins

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Fort Collins. Price data was last updated on October 24, 2025.

The best time to book flights from Boston to Fort Collins is 63 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 Boston to Fort Collins?

Currently, January is the cheapest month in which you can book a flight from Boston to Fort Collins (average of $98). Flying from Boston to Fort Collins in September is currently the most expensive (average of $153). 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 BOS to FC9?

Find hourly flight availability from Boston to Fort Collins. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

One of the essential ways to save on airfare from Boston to Fort Collins is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 25% on airfare.

What is the cheapest day to fly from Boston to Fort Collins?

Use this chart to determine the cheapest time to fly round-trip from Boston to Fort Collins. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Fort Collins flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Fort Collins

Get insights into the airlines that provide service to Fort Collins. 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 Fort Collins. Reviews last updated October 29, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Boston to Fort Collins. 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
8.0
Very good
4,241 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,993 reviews
Southwest
8.0
Very good
4,241 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,001 reviews
Southwest
8.0
Very good
4,241 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,907 reviews
Southwest
8.0
Very good
4,241 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,124 reviews
Southwest
8.0
Very good
4,241 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

  • What airport do you fly from for flights from Boston to Fort Collins?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Fort Collins. 8 airlines have flights from Logan Intl to Fort Collins on a regular basis. Booking flights from Boston Logan Intl to Fort Collins should not be difficult; the airport handles an average of 8 outbound flights to Fort Collins per day.

  • How popular is this Boston to Fort Collins flight route?

    This flight path from Boston Logan Intl to Fort Collins was viewed by 74 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 Boston to Fort Collins?

    There are many flights that can get you from Boston to Fort Collins in 4h 40m. Fly via Southwest to get the fastest option. Boston and Fort Collins are separated by a distance of 1748 mi. All flights are typically nonstop.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $106. Users have also found prices from $116 and $119 on Southwest and Delta, respectively.

  • What are the most reliable airlines from Boston to Fort Collins?

    Before booking your flight to Fort Collins from Boston, check out the most reliable airlines to get you to your destination on time: Delta (85%), JetBlue (85%), EL AL( 80%).

  • What are the cheapest flights from Boston to Fort Collins?

    Looking for the cheapest flight from Boston to Fort Collins? While on average our users pay $936, our data indicates the cheapest price to be $99. The most popular route (Boston Logan Intl - Denver Intl), is priced around $130.

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

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

  • How can I find direct flights from Boston to Fort Collins?

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

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

    Yes. Cheapflights offers flight deals from Boston to Fort Collins 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 Boston to Fort Collins?

    Currently, January is the cheapest month in which you can book a flight from Boston to Fort Collins (average of $98). Flying from Boston to Fort Collins in September is currently the most expensive (average of $153). 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.

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Top 8 airlines flying from Boston to Fort Collins

Discover the top 8 airlines that operate flights from Boston to Fort Collins. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$107Average$206FlexibilityNo cancel feeOn-time62%
DeltaCheapest$112Average$293FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$135Average$298FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$144Average$296FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$185Average$320FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$196Average$422FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$306FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$255Average$331FlexibilityNo cancel feeOn-time75%

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