How many flights depart from Boston to Colorado on average per day?

12 flights are operational daily from Boston to Colorado as of June 2026. The most popular departure time for this route is 3:00PM, with 42% of flights per day taking off in the afternoon.

How many flights depart from Boston to Colorado on average per week?

As of June 2026, 84 flights take off from Boston and land in Colorado each week. The most common flight departure day for this route is Wed, with 21% of weekly flights taking off on this day.

What is the cheapest airline that flies from Boston Logan Intl to Colorado?

Southwest, United Airlines, and Delta are the most popular carriers operating from Boston Logan Intl to Colorado

What airlines fly to Colorado?

United Airlines, JetBlue and Southwest are the top three most popular airlines that fly to Colorado from Boston according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 7 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Boston Logan Intl Airport to Colorado?

Prices for flights from Boston Logan Intl Airport to Colorado are refreshed on a daily basis.

How many operators does momondo search for flights from Boston Logan Intl Airport to Colorado?

The number of operators available for flights from Boston Logan Intl Airport to Colorado is 6 as of June 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Colorado?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Colorado.

What documentation or ID do you need to fly to Colorado?

The necessary travel and health documents for your Colorado trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$77 Cheap Flights from Boston to Colorado in 2026

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Find the cheapest flights from Boston to Colorado

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:05 am - 5:00 pm

BOS

COS

8h 55m

1 stop

6:15 am - 6:35 pm

COS

BOS

10h 20m

2 stops

$158Southwest

Wed, Sep 9 - Wed, Sep 16

8:15 am - 4:35 pm

BOS

COS

10h 20m

2 stops

6:15 am - 6:35 pm

COS

BOS

10h 20m

2 stops

$163Southwest

Wed, Sep 9 - Wed, Sep 16

9:29 am - 4:29 pm

BOS

COS

9h 00m

1 stop

8:00 am - 7:52 pm

COS

BOS

9h 52m

1 stop

$169American Airlines

Wed, Sep 9 - Sat, Sep 12

10:05 am - 5:00 pm

BOS

COS

8h 55m

1 stop

1:15 pm - 12:05 am

COS

BOS

8h 50m

1 stop

$194Southwest

Wed, Sep 9 - Wed, Sep 16

7:45 am - 10:13 am

BOS

DEN

4h 28mnonstop

11:25 am - 5:29 pm

DEN

BOS

4h 04mnonstop

$227Delta

Wed, Sep 16 - Wed, Sep 23

8:16 pm - 10:51 pm

BOS

DEN

4h 35mnonstop

6:00 am - 2:22 pm

DEN

BOS

6h 22m

1 stop

$228United Airlines

Fri, Sep 18 - Mon, Sep 21

7:45 am - 10:19 am

BOS

DEN

4h 34mnonstop

11:59 pm - 5:58 am

DEN

BOS

3h 59mnonstop

$229United Airlines

Fri, Jul 3 - Tue, Jul 7

8:47 am - 2:29 pm

BOS

DEN

7h 42m

1 stop

11:37 pm - 5:30 am

DEN

BOS

3h 53mnonstop

$230Multiple Airlines

Fri, Aug 21 - Mon, Aug 24

9:29 am - 4:29 pm

BOS

COS

9h 00m

1 stop

8:00 am - 7:52 pm

COS

BOS

9h 52m

1 stop

$239American Airlines

Wed, Sep 9 - Sat, Sep 12

1:34 pm - 9:56 pm

BOS

GJT

10h 22m

2 stops

7:41 am - 8:04 pm

GJT

BOS

10h 23m

2 stops

$321Delta

Sat, Aug 29 - Wed, Sep 9

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United Airlines flights from Boston to Colorado

Our best United Airlines deals on Boston to Colorado flight tickets

United Airlines

Sep 18

BOS8:16 pmBoston Logan Intl

4h 35m

DEN10:51 pmDenver Intl

Sep 21

DEN6:00 amDenver Intl

6h 22m

1 stop

BOS2:22 pmBoston Logan Intl

$228

United Airlines

Jun 20

BOS7:45 amBoston Logan Intl

4h 34m

DEN10:19 amDenver Intl

Jul 4

DEN6:13 amDenver Intl

6h 27m

1 stop

BOS2:40 pmBoston Logan Intl

$231

United Airlines

Jun 29

BOS9:40 amBoston Logan Intl

4h 32m

DEN12:12 pmDenver Intl

Jun 30

DEN11:59 pmDenver Intl

6h 18m

1 stop

BOS8:17 amBoston Logan Intl

$232

Frontier flights from Boston to Colorado

Our best Frontier deals on Boston to Colorado flight tickets

Frontier

Jul 16

BOS11:52 amBoston Logan Intl

12h 13m

1 stop

DEN10:05 pmDenver Intl

Jul 19

DEN6:03 amDenver Intl

27h 01m

1 stop

BOS11:04 amBoston Logan Intl

$246

Frontier

Jul 16

BOS11:52 amBoston Logan Intl

12h 13m

1 stop

DEN10:05 pmDenver Intl

Jul 18

DEN11:59 pmDenver Intl

8h 58m

1 stop

BOS10:57 amBoston Logan Intl

$273

Frontier

Jul 30

BOS11:52 amBoston Logan Intl

12h 13m

1 stop

DEN10:05 pmDenver Intl

Aug 2

DEN6:03 amDenver Intl

27h 01m

1 stop

BOS11:04 amBoston Logan Intl

$275

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonColorado Springs

BOS - COS

BOSCOS

Boston Logan Intl

Wed 9/9

10:05 am-5:00 pm

1 stop8h 55m

Colorado Springs

Wed 9/16

6:15 am-6:35 pm

2 stops10h 20m

$158

BostonColorado Springs

BOS - COS

BOSCOS

Boston Logan Intl

Wed 9/9

8:15 am-4:35 pm

2 stops10h 20m

Colorado Springs

Wed 9/16

6:15 am-6:35 pm

2 stops10h 20m

$163

BostonColorado Springs

BOS - COS

BOSCOS

Boston Logan Intl

Wed 9/9

9:29 am-4:29 pm

1 stop9h 00m

Colorado Springs

Sat 9/12

8:00 am-7:52 pm

1 stop9h 52m

$169

BostonColorado Springs

BOS - COS

BOSCOS

Boston Logan Intl

Wed 9/9

10:05 am-5:00 pm

1 stop8h 55m

Colorado Springs

Wed 9/16

1:15 pm-12:05 am

1 stop8h 50m

$194

Quickest round-trip

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Wed 9/16

7:45 am-10:13 am

Nonstop4h 28m

Denver Intl

Wed 9/23

11:25 am-5:29 pm

Nonstop4h 04m

$227

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 9/18

8:16 pm-10:51 pm

Nonstop4h 35m

Denver Intl

Mon 9/21

6:00 am-2:22 pm

1 stop6h 22m

$228

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 7/3

7:45 am-10:19 am

Nonstop4h 34m

Denver Intl

Tue 7/7

11:59 pm-5:58 am

Nonstop3h 59m

$229

BostonDenver

BOS - DEN

BOSDEN

Boston Logan Intl

Fri 8/21

8:47 am-2:29 pm

1 stop7h 42m

Denver Intl

Mon 8/24

11:37 pm-5:30 am

Nonstop3h 53m

$230

BostonColorado Springs

BOS - COS

BOSCOS

Boston Logan Intl

Wed 9/9

9:29 am-4:29 pm

1 stop9h 00m

Colorado Springs

Sat 9/12

8:00 am-7:52 pm

1 stop9h 52m

$239

BostonGrand Junction

BOS - GJT

BOSGJT

Boston Logan Intl

Sat 8/29

1:34 pm-9:56 pm

2 stops10h 22m

Grand Junction Regnl

Wed 9/9

7:41 am-8:04 pm

2 stops10h 23m

$321

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The month of January is, on average, the cheapest month to fly to Colorado from Boston, with most prices found around $283. The month of May is another great option to travel to Colorado, with average flight prices from Boston averaging around $308.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Boston to Colorado is on a Wednesday when prices can be found for as low as $369. On the other hand, Sunday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $471.

What is the cheapest time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $326. In the afternoon is when there is more demand to fly to Colorado, so prices are often more expensive at around $416 per ticket.

What is the cheapest Boston Logan Intl to Colorado flight route?

Fly from Boston Logan Intl to Denver Intl for the best Boston Logan Intl - Colorado flight prices

How far in advance should I book a flight from Boston to Colorado?

You are more likely to see cheaper flights to Colorado from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $344 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Boston for as low as $302 on momondo.

What cabin class options are available on Boston to Colorado flights?

There are 4 cabin classes available to choose from on Boston to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Colorado flights?

You could potentially save up to 13% on your flight if you consider stops on a Boston to Colorado flight.

Cheap Boston to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Colorado

Best Price Found	$199
Fastest flight time	4h 25m
Direct flights	Every day
Airports in Colorado	87 airports

The best one-way flight to Colorado from Boston in the past 72 hours is $199. The best round-trip flight deal from Boston to Colorado found on momondo in the last 72 hours is $353.

The fastest flight from Boston to Colorado takes 4h 25m

Direct flights go from Boston to Colorado every day.

There are 87 airports in Colorado. From Boston there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Boston to Colorado

When did momondo last update prices for flights from Boston Logan Intl Airport to Colorado?
Prices for flights from Boston Logan Intl Airport to Colorado are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Colorado?
The number of operators available for flights from Boston Logan Intl Airport to Colorado is 6 as of June 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Colorado?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Colorado.
What documentation or ID do you need to fly to Colorado?
The necessary travel and health documents for your Colorado trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to Colorado?
Based on momondo bookings for flights between Boston and Colorado, the leading plane model is Airbus A321neo, making up 27.61% of the total bookings. Other popular models include Airbus A220-300 with 16.38%, Boeing 737-900 with 13.01%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 12.09%.

Best airlines flying from Boston to Colorado

Compare and see reviews for airlines that fly from Boston to Colorado with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $107	Free Cancellation	Rating 7.9 8,395 reviews	Search Delta flights
Frontier	PriceFrom $117	Free Cancellation	Rating 5.6 2,898 reviews	Search Frontier flights
JetBlue	PriceFrom $146	Free Cancellation	Rating 7.1 2,980 reviews	Search JetBlue flights
Southwest	PriceFrom $175	Free Cancellation	Rating 7.9 4,237 reviews	Search Southwest flights
United Airlines	PriceFrom $192	Free Cancellation	Rating 7.4 9,803 reviews	Search United Airlines flights
American Airlines	PriceFrom $196	Free Cancellation	Rating 7.1 11,640 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Colorado?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Colorado from Boston.

Can I find flights from Boston to Colorado with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Colorado from Boston with this policy.

How can momondo help me find flights from Boston to Colorado?

momondo provides multiple filters to help you find the best flight to Colorado from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boston to Colorado right now. Can momondo alert me if prices change?

Price alerts on flights to Colorado from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Boston to Colorado from $77

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Colorado departing on 8/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Boston to Colorado

Our best United Airlines deals on Boston to Colorado flight tickets

Frontier flights from Boston to Colorado

Our best Frontier deals on Boston to Colorado flight tickets

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See travel insights to Colorado from

How to get the cheapest flight ticket from Boston to Colorado

What is the cheapest month to fly to Colorado?

What is the cheapest day to depart on your flight to Colorado?

What is the cheapest time of day to depart on your flight to Colorado?

What is the cheapest Boston Logan Intl to Colorado flight route?

How far in advance should I book a flight from Boston to Colorado?

What cabin class options are available on Boston to Colorado flights?

Can stopping save me money on Boston to Colorado flights?

What is the cheapest airline that flies from Boston Logan Intl to Colorado?

What airlines fly to Colorado?

How many flights depart from Boston to Colorado on average per day?

How many flights depart from Boston to Colorado on average per week?

Cheap Boston to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Colorado

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

Frequently asked questions about flying from Boston to Colorado

Best airlines flying from Boston to Colorado

Compare and see reviews for airlines that fly from Boston to Colorado with momondo

Why use momondo?

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

Popular cities in Colorado

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