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Shannon

$310+ 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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SNN
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
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 February 12, 2026.

This United Airlines deal was found by Cheapflights users on 2/11. 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.
Sun 4/511:59 pm
DEN
-
SNN
1 stop27h 16m
United Airlines
Tue 4/2112:30 pm
SNN
-
DEN
2 stops16h 45m
United Airlines
Deal found 2/11$481
This Delta deal was found by Cheapflights users on 2/9. 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.
Sun 8/2312:20 pm
DEN
-
SNN
1 stop15h 50m
Delta
Thu 9/31:05 pm
SNN
-
DEN
1 stop16h 44m
Delta
Deal found 2/9$489
This Delta deal was found by Cheapflights users on 2/9. 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.
Sun 8/2312:20 pm
DEN
-
SNN
1 stop15h 50m
Delta
Sun 8/301:05 pm
SNN
-
DEN
1 stop16h 44m
Delta
Deal found 2/9$499
This KLM deal was found by Cheapflights users on 2/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:20 pm
DEN
-
SNN
1 stop15h 50m
KLM
Sun 8/301:05 pm
SNN
-
DEN
1 stop16h 44m
KLM
Deal found 2/9$509
This KLM deal was found by Cheapflights users on 2/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:20 pm
DEN
-
SNN
1 stop15h 50m
Multiple Airlines
Tue 9/11:05 pm
SNN
-
DEN
2 stops16h 24m
Multiple Airlines
Deal found 2/9$513
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 8/268:34 pm
DEN
-
SNN
1 stop27h 56m
United Airlines
Mon 8/319:30 am
SNN
-
DEN
1 stop11h 53m
United Airlines
Deal found 2/9$514
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Tue 9/18:17 am
DEN
-
SNN
1 stop16h 13m
United Airlines
Thu 10/112:30 pm
SNN
-
DEN
1 stop15h 48m
United Airlines
Deal found 2/9$529
This Delta deal was found by Cheapflights users on 2/9. 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.
Fri 8/286:30 am
DEN
-
SNN
1 stop21h 40m
Delta
Tue 9/11:05 pm
SNN
-
DEN
1 stop16h 44m
Delta
Deal found 2/9$539
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Sun 4/127:45 am
DEN
-
SNN
2 stops19h 30m
United Airlines
Thu 4/3012:30 pm
SNN
-
DEN
2 stops17h 58m
United Airlines
Deal found 2/10$543
This KAYAK deal was found by Cheapflights users on 2/10. 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 4/1512:34 pm
DEN
-
SNN
1 stop14h 41m
Lufthansa
Sun 4/2612:30 pm
SNN
-
DEN
1 stop35h 10m
Lufthansa
Deal found 2/10$553
This British Airways deal was found by Cheapflights users on 2/8. 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.
Wed 3/41:39 pm
COS
-
SNN
2 stops20h 06m
British Airways
Sun 3/88:05 pm
SNN
-
COS
2 stops30h 32m
British Airways
Deal found 2/8$787
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Thu 3/266:00 am
COS
-
SNN
2 stops18h 20m
American Airlines
Thu 4/21:45 pm
SNN
-
COS
2 stops27h 05m
American Airlines
Deal found 2/9$806

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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$481
(United Airlines)

One-way from

$310
(Delta)

Popular in

June

Cheapest in

August

Average price

$775
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 ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 12, 2026.
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

Sun 4/5

5:45 pm-10:15 am

2 stops33h 30m

Shannon

Tue 4/21

12:30 pm-11:43 am

3 stops30h 13m

$481

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Tue 8/11

5:00 am-10:15 am

2 stops22h 15m

Shannon

Wed 8/19

9:30 am-11:27 pm

2 stops20h 57m

$493

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Tue 8/11

12:20 pm-11:10 am

1 stop15h 50m

Shannon

Wed 8/19

1:05 pm-10:49 pm

1 stop16h 44m

$539

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Sun 4/26

6:00 am-10:15 am

2 stops21h 15m

Shannon

Sat 5/9

12:30 pm-8:33 am

2 stops27h 03m

$543

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Sun 4/12

7:45 am-10:15 am

2 stops19h 30m

Shannon

Thu 4/30

12:30 pm-7:07 pm

1 stop13h 37m

$543

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Wed 4/15

6:00 am-10:15 am

2 stops21h 15m

Shannon

Sun 4/26

12:30 pm-8:26 am

2 stops26h 56m

$543

DenverShannon

DEN - SNN

DENSNN

Denver Intl

Tue 5/5

7:45 am-10:15 am

2 stops19h 30m

Shannon

Wed 5/13

12:30 pm-11:28 pm

2 stops17h 58m

$543

Colorado SpringsShannon

COS - SNN

COSSNN

Colorado Springs

Wed 3/4

1:39 pm-4:45 pm

2 stops20h 06m

Shannon

Sun 3/8

8:05 pm-8:37 pm

2 stops30h 32m

$787

Colorado SpringsShannon

COS - SNN

COSSNN

Colorado Springs

Thu 3/26

6:00 am-6:20 am

2 stops18h 20m

Shannon

Thu 4/2

1:45 pm-9:50 am

2 stops27h 05m

$806

Colorado SpringsShannon

COS - SNN

COSSNN

Colorado Springs

Mon 5/11

7:30 am-10:15 am

2 stops19h 45m

Shannon

Mon 5/25

9:30 am-5:56 pm

2 stops15h 26m

$881

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 18 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, April is the cheapest month in which you can book a flight from Colorado to Shannon, Clare (average of $418). Flying from Colorado to Shannon, Clare in June is currently the most expensive (average of $751). 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.

How much does it cost to fly round-trip from Colorado to Shannon, Clare?

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 18h 20m. United Airlines provides one of the quickest options available for as low as $806. There are 4364 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, April is the cheapest month in which you can book a flight from Colorado to Shannon, Clare (average of $418). Flying from Colorado to Shannon, Clare in June is currently the most expensive (average of $751). 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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Alternative routes for Colorado to Shannon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Colorado to Shannon

Discover the top 5 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$402Average$615FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$483Average$630FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$515Average$766FlexibilityNo cancel feeOn-time69%
DeltaCheapest$561Average$735FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$671Average$796FlexibilityNo cancel feeOn-timeN/A

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