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Shannon

$269+ Cheap flights from Colorado to Shannon (SNN)

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SNN
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap 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 December 26, 2025.

This KAYAK deal was found by Cheapflights users on 12/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:25 pmDEN - SNN
1 stop19h 00mAer Lingus
Wed 1/75:30 pmSNN - DEN
1 stop29h 00mAer Lingus
Deal found 12/24$1,424
This KAYAK deal was found by Cheapflights users on 12/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:25 pmDEN - SNN
1 stop15h 20mBritish Airways
Thu 1/17:50 amSNN - DEN
2 stops21h 36mBritish Airways
Deal found 12/25$1,516
This oojo deal was found by Cheapflights users on 12/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:45 pmDEN - SNN
2 stops19h 00mBritish Airways
Fri 1/28:05 pmSNN - DEN
2 stops31h 06mBritish Airways
Deal found 12/23$6,109
This FlightHub deal was found by Cheapflights users on 12/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:41 amDEN - SNN
2 stops22h 04mAir Canada
Fri 1/27:50 amSNN - DEN
3 stops21h 16mAir Canada
Deal found 12/23$8,161
This KAYAK deal was found by Cheapflights users on 12/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:59 pmDEN - SNN
1 stop22h 56mJetBlue
Fri 1/22:00 pmSNN - DEN
1 stop15h 59mJetBlue
Deal found 12/23$8,644

Find flight deals from Colorado to Shannon

Keep the following information in mind while searching for Colorado to Shannon flight deals. Data was last updated December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$550
(American Airlines)

One-way from

$269
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$720
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
One-way flight from Colorado to Shannon
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 26, 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

Tue 5/19

12:20 pm-11:20 am

2 stops16h 00m

Shannon

Thu 5/28

7:40 am-4:30 pm

1 stop15h 50m

$554

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Sun 4/12

11:59 pm-10:15 am

2 stops27h 16m

Shannon

Thu 4/30

12:30 pm-8:20 am

2 stops26h 50m

$554

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Fri 2/6

5:25 pm-3:45 pm

1 stop15h 20m

Shannon

Fri 2/13

7:50 am-10:52 pm

2 stops22h 02m

$558

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Sat 5/16

6:40 pm-4:05 pm

1 stop14h 25m

Shannon

Wed 5/27

7:40 am-8:24 pm

2 stops19h 44m

$560

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Mon 5/25

12:20 pm-11:10 am

1 stop15h 50m

Shannon

Sun 5/31

1:05 pm-10:49 pm

1 stop16h 44m

$567

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Mon 5/25

9:48 am-7:30 am

1 stop14h 42m

Shannon

Tue 6/16

12:30 pm-6:58 pm

1 stop13h 28m

$567

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Mon 5/25

6:05 am-11:10 am

2 stops22h 05m

Shannon

Sun 5/31

1:05 pm-8:19 am

2 stops26h 14m

$572

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Mon 5/25

6:30 am-11:10 am

1 stop21h 40m

Shannon

Sun 5/31

1:05 pm-3:31 pm

2 stops33h 26m

$572

Colorado SpringsShannon

COS - SNN

COSSNN

Colorado Springs

Mon 2/9

3:17 pm-4:45 pm

2 stops18h 28m

Shannon

Mon 2/16

7:50 am-11:53 pm

2 stops23h 03m

$598

Colorado SpringsShannon

COS - SNN

COSSNN

Colorado Springs

Fri 1/30

10:21 am-3:45 pm

2 stops22h 24m

Shannon

Tue 2/3

5:30 pm-8:57 pm

2 stops34h 27m

$785

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Showing 1-10 of 17 results
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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 $744). 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 December 26, 2025.

It’s typically best to fly out from Colorado to Shannon, Clare in the evening. Doing so could potentially save you 18% on the flight price compared to flying at noon, 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. American Airlines provides one of the quickest options available for as low as $554. 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 $744). 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 December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$483Average$688FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$516Average$765FlexibilityNo cancel feeOn-time69%
DeltaCheapest$561Average$732FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$671Average$796FlexibilityNo cancel feeOn-timeN/A

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