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Maine

$80+ Cheap flights from Colorado to Maine

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PWM
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Colorado to Maine

Keep the following information in mind while searching for Colorado to Maine flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$171
(Booking.com)

One-way from

$80
(American Airlines)

Popular in

February

Cheapest in

November

Average price

$439

Good round-trip deal

$509 or less

Good one-way deal

$258 or less
From Colorado to Maine
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One-way flight from Colorado to Maine
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Highest demand for flights based on searches. 5% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Colorado to Maine.
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Price to beat on a one-way flight from Colorado to Maine.
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Find flight deals from Colorado to Maine

Cheapest flights from Colorado to Maine
Explore the most affordable flight options available from Colorado to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/156:55 pmDEN - BOS
1 stop14h 27mFrontier
vie. 10/2412:49 pmBOS - DEN
1 stop9h 15mFrontier
Deal found 9/16$171
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:47 pmDEN - BOS
1 stop11h 05mFrontier
dom. 11/910:43 amBOS - DEN
1 stop10h 30mFrontier
Deal found 9/16$174
This Southwest deal was found by Cheapflights users on 9/16. 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.
vie. 10/246:40 pmDEN - BOS
Nonstop3h 50mSouthwest
mar. 10/286:45 amBOS - DEN
Nonstop4h 40mSouthwest
Deal found 9/16$175
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2112:36 amDEN - BOS
1 stop29h 57mFrontier
lun. 10/279:18 amBOS - DEN
1 stop15h 58mFrontier
Deal found 9/15$176
This Delta deal was found by Cheapflights users on 9/15. 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.
sáb. 10/1811:40 amDEN - BOS
Nonstop4h 00mDelta
mié. 10/227:50 amBOS - DEN
Nonstop4h 40mDelta
Deal found 9/15$177
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/2310:39 pmDEN - BOS
Nonstop3h 48mJetBlue
sáb. 10/2510:15 amBOS - DEN
Nonstop4h 44mJetBlue
Deal found 9/15$180
This United Airlines deal was found by Cheapflights users on 9/16. 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.
vie. 10/245:41 pmDEN - BOS
Nonstop4h 03mUnited Airlines
mié. 10/295:17 pmBOS - DEN
1 stop8h 19mUnited Airlines
Deal found 9/16$181
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/221:44 pmDEN - BOS
1 stop16h 49mFrontier
dom. 10/2611:44 amBOS - DEN
1 stop22h 49mFrontier
Deal found 9/15$182
This Southwest deal was found by Cheapflights users on 9/16. 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.
vie. 10/2411:40 pmDEN - BOS
1 stop6h 45mSouthwest
mié. 10/292:05 pmBOS - DEN
Nonstop4h 40mSouthwest
Deal found 9/16$185
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/2812:59 amDEN - BOS
1 stop6h 59mFrontier
jue. 10/212:59 pmBOS - DEN
1 stop10h 32mFrontier
Deal found 9/15$186
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2211:45 pmDEN - BOS
1 stop5h 51mFrontier
vie. 10/2412:49 pmBOS - DEN
1 stop9h 15mFrontier
Deal found 9/15$188
This Southwest deal was found by Cheapflights users on 9/16. 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.
mar. 10/286:15 amCOS - BOS
1 stop6h 25mSouthwest
mar. 11/46:45 amBOS - COS
1 stop6h 55mSouthwest
Deal found 9/16$195

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Maine 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Colorado to Maine that are best for you.

Fly from

Colorado

Fly to

Maine

Route

Depart

Return

Price

DenverBoston

DEN - BOS

DENBOS

Denver Intl

jue. 11/13

9:10 am-6:10 pm

1 stop7h 00m

Boston Logan Intl

dom. 11/16

6:10 am-9:00 am

Nonstop4h 50m

$185

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

lun. 11/10

11:05 am-6:40 pm

1 stop5h 35m

Boston Logan Intl

lun. 11/17

6:45 am-11:40 am

1 stop6h 55m

$195

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

lun. 11/10

11:05 am-6:40 pm

1 stop5h 35m

Boston Logan Intl

dom. 11/16

5:15 am-9:30 am

1 stop6h 15m

$195

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

mar. 10/28

6:15 am-2:40 pm

1 stop6h 25m

Boston Logan Intl

mar. 11/4

6:45 am-11:40 am

1 stop6h 55m

$195

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

sáb. 10/18

3:50 pm-11:20 pm

1 stop5h 30m

Boston Logan Intl

vie. 10/24

5:35 am-11:50 am

1 stop8h 15m

$195

DenverBoston

DEN - BOS

DENBOS

Denver Intl

sáb. 10/18

11:40 pm-8:10 am

1 stop6h 30m

Boston Logan Intl

mar. 10/21

5:15 am-9:45 am

1 stop6h 30m

$195

Colorado SpringsBoston

COS - BOS

COSBOS

Colorado Springs

jue. 11/13

11:05 am-12:05 am

1 stop11h 00m

Boston Logan Intl

dom. 11/16

5:15 am-9:30 am

1 stop6h 15m

$200

DenverBoston

DEN - BOS

DENBOS

Denver Intl

vie. 11/14

1:10 pm-10:30 pm

2 stops7h 20m

Boston Logan Intl

lun. 11/17

10:20 am-3:05 pm

1 stop6h 45m

$200

DenverBoston

DEN - BOS

DENBOS

Denver Intl

sáb. 10/18

5:41 pm-11:44 pm

Nonstop4h 03m

Boston Logan Intl

vie. 10/24

7:13 pm-9:48 pm

Nonstop4h 35m

$203

DenverBoston

DEN - BOS

DENBOS

Denver Intl

vie. 10/31

11:51 am-7:50 pm

1 stop5h 59m

Boston Logan Intl

sáb. 11/8

9:45 am-12:31 pm

Nonstop4h 46m

$226

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from Colorado to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from Colorado 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 Colorado to Maine

What is the cheapest month to book a flight from Colorado to Maine?

Currently, January is the cheapest month in which you can book a flight from Colorado to Maine (average of $296). Flying from Colorado to Maine in July is currently the most expensive (average of $394). 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 CO to ME?

Find hourly flight availability from Colorado to Maine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Maine as you normally would.

Weekly flight availability from Colorado to Maine

Explore weekly flight availability from Colorado to Maine. 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 septiembre 17, 2025.

The most flights from USCO to USME are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Maine

Get insights into the airlines that provide service to Maine. 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 Maine. Reviews last updated septiembre 17, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Colorado to Maine by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

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
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

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
8.0
Very good
7,961 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

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
8,926 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

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
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

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
2,914 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

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 Colorado to Maine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colorado to Maine?

    Southwest, United Airlines, and Delta can get you from Colorado to Maine in just under 4h 03m. Your travel time can differ by up to 3h 35m. The distance from Colorado to Maine is about 1748 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Colorado to Maine one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $80. Southwest flights start at $92 while deals on JetBlue start at $116 one-way.

  • Can I find deals for flights from Colorado to Maine that include hotel bookings?

    Yes. In addition to deals on Colorado to Maine flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Maine?

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

  • Can I find deals for business class flights from Colorado to Maine?

    Yes. Cheapflights offers flight deals from Colorado to Maine 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 Colorado to Maine?

    Currently, January is the cheapest month in which you can book a flight from Colorado to Maine (average of $296). Flying from Colorado to Maine in July is currently the most expensive (average of $394). 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.

See more FAQs

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Alternative routes for Colorado to Maine

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Colorado to Maine

Discover the top 6 airlines that operate flights from Colorado to Maine. 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$129Average$232FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$192Average$490FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$249Average$392FlexibilityNo cancel feeOn-time62%
DeltaCheapest$256Average$332FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$272Average$441FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$288Average$636FlexibilityNo cancel feeOn-time69%

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