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Shannon

$479+ Cheap flights from Colorado to Shannon (SNN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SNN
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Find flight deals from Colorado to Shannon

Cheapest flights from Colorado to Shannon
Explore the most affordable flight options available from Colorado to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This American Airlines deal was found by Cheapflights users on 11/4. 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.
Sun 11/910:13 amDEN - SNN
2 stops18h 17mAmerican Airlines
Mon 11/177:50 amSNN - DEN
1 stop14h 40mAmerican Airlines
Deal found 11/4$606
This Gotogate deal was found by Cheapflights users on 11/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1711:15 amDEN - SNN
2 stops17h 15mAir Canada
Wed 12/37:50 amSNN - DEN
2 stops35h 47mAir Canada
Deal found 11/3$632
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 11/175:25 pmDEN - SNN
1 stop16h 20mAmerican Airlines
Wed 12/32:45 pmSNN - DEN
2 stops39h 20mAmerican Airlines
Deal found 11/5$668
This British Airways deal was found by Cheapflights users on 11/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/175:25 pmDEN - SNN
1 stop19h 00mBritish Airways
Wed 12/37:50 amSNN - DEN
1 stop14h 40mBritish Airways
Deal found 11/5$671
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 11/175:25 pmDEN - SNN
1 stop19h 00mMultiple Airlines
Wed 12/37:50 amSNN - DEN
2 stops19h 27mMultiple Airlines
Deal found 11/5$675
This Expedia deal was found by Cheapflights users on 11/3. 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.
Sun 11/308:45 amDEN - SNN
2 stops25h 00mAir Canada
Sat 12/65:25 pmSNN - DEN
2 stops50h 12mAir Canada
Deal found 11/3$680
This Expedia deal was found by Cheapflights users on 11/4. 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 11/208:45 amDEN - SNN
2 stops25h 00mAir Canada
Thu 12/117:50 amSNN - DEN
2 stops32h 03mAir Canada
Deal found 11/4$709
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 11/1912:45 pmCOS - SNN
2 stops15h 45mAmerican Airlines
Sun 11/237:50 amSNN - COS
2 stops33h 04mAmerican Airlines
Deal found 11/3$722

Cheap flight deals from Colorado to Shannon

Keep the following information in mind while searching for Colorado to Shannon flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$469
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$612
Provider with most accurate pricing for Denver Intl-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Shannon flights.
Search Deals
From Colorado to Shannon
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($202 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($73 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Shannon 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 November 5, 2025.
Use the filters below to find and compare flights from Colorado to Shannon that are best for you.

Fly from

Colorado

Fly to

Shannon

Route

Depart

Return

Price

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Thu 1/29

5:25 pm-4:45 pm

1 stop16h 20m

Shannon

Thu 2/5

7:50 am-3:30 pm

1 stop14h 40m

$479

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Sun 11/9

10:13 am-11:30 am

2 stops18h 17m

Shannon

Mon 11/17

7:50 am-3:30 pm

1 stop14h 40m

$606

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Mon 11/17

11:15 am-11:30 am

2 stops17h 15m

Shannon

Wed 12/3

7:50 am-12:37 pm

2 stops35h 47m

$632

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Mon 11/17

5:25 pm-4:45 pm

1 stop16h 20m

Shannon

Wed 12/3

2:45 pm-11:05 pm

2 stops39h 20m

$668

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Wed 1/28

8:05 am-11:30 am

2 stops44h 25m

Shannon

Thu 2/5

5:30 pm-12:26 pm

2 stops49h 56m

$669

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Mon 1/26

5:25 pm-4:45 pm

1 stop16h 20m

Shannon

Tue 2/3

8:05 pm-3:30 pm

1 stop26h 25m

$671

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Tue 1/27

5:25 pm-7:25 pm

1 stop19h 00m

Shannon

Mon 2/2

8:05 pm-3:30 pm

1 stop26h 25m

$671

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Tue 1/27

5:25 pm-7:25 pm

1 stop19h 00m

Shannon

Tue 2/3

8:05 pm-3:30 pm

1 stop26h 25m

$671

Colorado SpringsShannon

COS - SNN

COSSNN

Colorado Springs

Wed 11/19

12:45 pm-11:30 am

2 stops15h 45m

Shannon

Sun 11/23

7:50 am-9:54 am

2 stops33h 04m

$722

Colorado SpringsShannon

COS - SNN

COSSNN

Colorado Springs

Fri 3/27

10:53 am-3:45 pm

2 stops22h 52m

Shannon

Tue 3/31

7:40 am-8:09 pm

2 stops19h 29m

$783

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Best time to book a flight from Colorado to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon 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 Shannon

What is the cheapest month to book a flight from Colorado to Shannon, Clare?

Currently, October is the cheapest month in which you can book a flight from Colorado to Shannon, Clare (average of $466). Flying from Colorado to Shannon, Clare in June is currently the most expensive (average of $761). 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 SNN?

Find hourly flight availability from Colorado to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2025.

It’s typically best to fly out from Colorado to Shannon, Clare in the evening. Doing so could potentially save you 27% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Shannon. 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 into for flights to Shannon from Colorado?

    Located just 2.1 mi from the city center, Shannon (SNN) is the airport most travelers will use when flying to Shannon from Colorado.

  • How long is the flight from Colorado to Shannon, Clare?

    A quick flight from Colorado to Shannon, Clare can take about 16h 20m. American Airlines provides one of the quickest options available for as low as $479. There are 4309 mi between Colorado and Shannon, Clare. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado to Shannon 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 Shannon, Clare?

    Currently, October is the cheapest month in which you can book a flight from Colorado to Shannon, Clare (average of $466). Flying from Colorado to Shannon, Clare in June is currently the most expensive (average of $761). 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

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Ennis

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Top 4 airlines flying from Colorado to Shannon

Discover the top 4 airlines that operate flights from Colorado to Shannon. 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 November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$671FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$516Average$766FlexibilityNo cancel feeOn-time69%
DeltaCheapest$561Average$732FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$672Average$784FlexibilityNo cancel feeOn-timeN/A

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