$109 Cheap United flights Boston (BOS) to Colorado Springs (COS)

View $109 flight on Fri, Jul 4, 2025Opens in a new window

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$109 Cheap United flights Boston (BOS) to Colorado Springs (COS)

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.

United
Tue, Jul 1 - Fri, Jul 4
BOS
Boston
COS
Colorado Springs
$217 Roundtrip, found 2 days ago
$217
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jul 1 from Boston to Colorado Springs, returning Fri, Jul 4, priced at $217 found 2 days ago
United
Fri, Jul 4 - Fri, Jul 11
BOS
Boston
COS
Colorado Springs
$247 Roundtrip, found 3 hours ago
$247
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Jul 4 from Boston to Colorado Springs, returning Fri, Jul 11, priced at $247 found 3 hours ago
United
Fri, Jul 4 - Fri, Jul 11
BOS
Boston
COS
Colorado Springs
$249 Roundtrip, found 3 hours ago
$249
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Jul 4 from Boston to Colorado Springs, returning Fri, Jul 11, priced at $249 found 3 hours ago
United
Tue, Jul 1 - Fri, Jul 4
BOS
Boston
COS
Colorado Springs
$249 Roundtrip, found 2 days ago
$249
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jul 1 from Boston to Colorado Springs, returning Fri, Jul 4, priced at $249 found 2 days ago
United
Wed, Jul 2 - Fri, Jul 4
BOS
Boston
COS
Colorado Springs
$250 Roundtrip, found 2 days ago
$250
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Boston to Colorado Springs, returning Fri, Jul 4, priced at $250 found 2 days ago
United
Wed, Jul 2 - Fri, Jul 4
BOS
Boston
COS
Colorado Springs
$260 Roundtrip, found 2 days ago
$260
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Boston to Colorado Springs, returning Fri, Jul 4, priced at $260 found 2 days ago
Flights from Boston (BOS) to Colorado Springs (COS)
Origin airport
Logan Intl.
Destination airport
Colorado Springs
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Popular airline
Delta
Distance
1772 mi

Frequently asked questions

How much is a United Airlines flight from Logan Intl. Airport (BOS) to Colorado Springs Airport (COS)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines return flights from $217 from BOS to COS. Affordable one-way tickets from $109 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BOS to COS with United Airlines?
United Airlines flights to Colorado Springs are usually more affordable in the off-peak months of January and February. Whether you're after a one-way or a return ticket, you could land a better deal then.
What is the cheapest time to book flights from Logan Intl. Airport (BOS) to Colorado Springs Airport (COS) with United Airlines?
To find cheap United Airlines fares from Logan Intl. Airport (BOS) to Colorado Springs Airport (COS), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the price you pay. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Logan Intl. Airport (BOS) to Colorado Springs Airport (COS)?
To see if there's a direct trip from BOS to COS with United Airlines or another airline, check the "Nonstop" filter when searching for flights.
What is the earliest United Airlines flight from BOS to COS?
Find United Airlines's earliest flights from BOS to COS by checking the "Morning" and "Early Morning" filters. Not only will you get to your destination sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Colorado Springs?
Hop on a United Airlines flight from Logan Intl. Airport (BOS) to Colorado Springs, and you're most likely to arrive at Colorado Springs Airport (COS). This is the airline's primary hub in this destination.
Why fly with United Airlines from BOS to COS?
A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to fly from BOS to COS with United Airlines. Plus, when you sign up to Expedia's free One Key™ program, you can earn OneKeyCash™* on top of United Airlines's loyalty program earnings. It's yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Logan Intl. Airport (BOS) to Colorado Springs Airport (COS)?
Depending on your fare type, a fee generally applies if you cancel or change your booking more than 24 hours after it's confirmed. To find tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when searching for flights. To learn more about canceling or modifying your reservation, head to "Trips," select your flight and click on "Manage Booking."

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