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Fort Collins

$119+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DEN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 57 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

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 June 12, 2025.

Round-trip from

$217
(Delta)

One-way from

$119
(American Airlines)

Popular in

February

Cheapest in

January

Average price

$333
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, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/9. 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.
Fri 7/118:25 pmBOS - DEN
Nonstop4h 39mDelta
Tue 7/1511:59 pmDEN - BOS
Nonstop4h 01mDelta
Deal found 6/9$217
This Frontier deal was found by Cheapflights users on 6/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/148:47 amBOS - DEN
1 stop12h 30mFrontier
Sun 8/179:15 pmDEN - BOS
1 stop11h 43mFrontier
Deal found 6/12$221
This Southwest deal was found by Cheapflights users on 6/10. 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.
Fri 7/117:55 pmBOS - DEN
1 stop6h 45mSouthwest
Tue 7/156:10 pmDEN - BOS
Nonstop4h 05mSouthwest
Deal found 6/10$227
This United Airlines deal was found by Cheapflights users on 6/10. 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 9/47:00 pmBOS - DEN
Nonstop4h 34mUnited Airlines
Tue 9/163:55 pmDEN - BOS
Nonstop4h 00mUnited Airlines
Deal found 6/10$232
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/229:20 amBOS - DEN
1 stop12h 12mAlaska Airlines
Sat 7/265:50 pmDEN - BOS
1 stop12h 10mAlaska Airlines
Deal found 6/10$236
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 7/105:29 pmBOS - DEN
1 stop7h 18mAmerican Airlines
Wed 7/1612:44 pmDEN - BOS
1 stop9h 00mAmerican Airlines
Deal found 6/12$238
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Fri 8/19:01 amBOS - DEN
1 stop24h 15mAllegiant Air
Fri 8/86:44 pmDEN - BOS
1 stop12h 27mAllegiant Air
Deal found 6/10$250
This JetBlue deal was found by Cheapflights users on 6/10. 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.
Tue 7/85:05 pmBOS - DEN
1 stop7h 54mJetBlue
Thu 7/1710:39 pmDEN - BOS
Nonstop3h 56mJetBlue
Deal found 6/10$257
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Fri 7/259:01 amBOS - DEN
1 stop24h 15mMultiple Airlines
Sun 7/277:00 amDEN - BOS
2 stops26h 31mMultiple Airlines
Deal found 6/10$320
This Sun Country Air deal was found by Cheapflights users on 6/11. 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.
Fri 7/46:30 amBOS - DEN
1 stop12h 11mSun Country Air
Fri 7/118:55 pmDEN - BOS
1 stop11h 42mSun Country Air
Deal found 6/11$350

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 June 12, 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

Fri 7/11

8:25 pm-11:04 pm

Nonstop4h 39m

Denver Intl

Tue 7/15

11:59 pm-6:00 am

Nonstop4h 01m

$217

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 8/14

8:47 am-7:17 pm

1 stop12h 30m

Denver Intl

Sun 8/17

9:15 pm-10:58 am

1 stop11h 43m

$221

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 7/11

7:55 pm-12:40 am

1 stop6h 45m

Denver Intl

Tue 7/15

6:10 pm-12:15 am

Nonstop4h 05m

$227

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 9/4

7:00 pm-9:34 pm

Nonstop4h 34m

Denver Intl

Tue 9/16

3:55 pm-9:55 pm

Nonstop4h 00m

$232

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Tue 7/22

9:20 am-7:32 pm

1 stop12h 12m

Denver Intl

Sat 7/26

5:50 pm-8:00 am

1 stop12h 10m

$236

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Thu 7/10

5:29 pm-10:47 pm

1 stop7h 18m

Denver Intl

Wed 7/16

12:44 pm-11:44 pm

1 stop9h 00m

$238

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 8/1

9:01 am-7:16 am

1 stop24h 15m

Denver Intl

Fri 8/8

6:44 pm-9:11 am

1 stop12h 27m

$250

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Tue 7/8

5:05 pm-10:59 pm

1 stop7h 54m

Denver Intl

Thu 7/17

10:39 pm-4:35 am

Nonstop3h 56m

$257

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 7/25

9:01 am-7:16 am

1 stop24h 15m

Denver Intl

Sun 7/27

7:00 am-11:31 am

2 stops26h 31m

$320

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 7/4

6:30 am-4:41 pm

1 stop12h 11m

Denver Intl

Fri 7/11

8:55 pm-10:37 am

1 stop11h 42m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 20 results
1
2

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 June 9, 2025.

The best time to book flights from Boston to Fort Collins is 57 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, October is the cheapest month in which you can book a flight from Boston to Fort Collins (average of $197). Flying from Boston to Fort Collins in March is currently the most expensive (average of $278). 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 June 12, 2025.

When flying from Boston to Fort Collins, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 Thursday 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.

Weekly flight availability from Boston to Fort Collins

Explore weekly flight availability from Boston to Fort Collins. 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 June 12, 2025.

The most flights from BOS to FC9 are scheduled on a Thursday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Fort Collins by month

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

In terms of precipitation, rainfall in Fort Collins ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Fort Collins when rainfall is around 0.5 in.

Temperature in Fort Collins by month

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

If weather is an important factor for your trip to Fort Collins, 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 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 June 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Boston to Fort Collins have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,925 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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. 9 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 14 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 68 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 to fly from Boston to Fort Collins one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $119. Users have also found prices from $121 and $125 on Frontier and Allegiant Air, 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: Air France (81%), Virgin Atlantic (81%), Qatar Airways( 75%).

  • 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 $776, our data indicates the cheapest price to be $118. The most popular route (Boston Logan Intl - Denver Intl), is priced around $177.

  • 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, October is the cheapest month in which you can book a flight from Boston to Fort Collins (average of $197). Flying from Boston to Fort Collins in March is currently the most expensive (average of $278). 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 9 airlines flying from Boston to Fort Collins

Discover the top 9 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$79Average$184FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$106Average$174FlexibilityNo cancel feeOn-time62%
DeltaCheapest$114Average$293FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$121Average$286FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$144Average$269FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$191Average$495FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$196Average$313FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$196Average$308FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$255Average$331FlexibilityNo cancel feeOn-time75%

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