Which layover airport has the shortest connection time from Denver to Shannon, Clare?

London (LHR) has the shortest average layover time for this route: 4h 20m.

What airlines fly to Shannon, Clare?

United Airlines, American Airlines and British Airways are the top three most popular airlines that fly to Shannon, Clare from Denver according to our data. United Airlines is the first choice among our users, with 71% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 3 different airlines that fly to Shannon, Clare on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Denver to Shannon, Clare?

Flights via New York (JFK) offer the lowest average round-trip price of $544.

Which airport is the most popular layover for flights between Denver and Shannon, Clare?

London (LHR) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Denver to Shannon, Clare?

Flights connecting via London (LHR) have the shortest average one-way travel time: 14h 30m.

What is the cheapest airline that flies from Denver Intl to Shannon?

Air Canada and United Airlines are the most popular carriers operating from Denver Intl to Shannon

When did momondo last update prices for flights from Denver Intl Airport to Shannon Airport?

Prices for flights from Denver Intl Airport to Shannon Airport were last updated today.

How many operators does momondo search for flights from Denver Intl Airport to Shannon Airport?

As of September 2026, there are 3 operators available to choose from for flights from Denver Intl Airport to Shannon Airport.

How old do you have to be to fly from Denver Intl Airport to Shannon Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Shannon Airport.

What documentation or ID do you need to fly to Shannon Airport?

The required travel and health documents for your Shannon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Shannon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$288 Cheap Flights from Denver to Shannon, Clare in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Shannon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 am - 10:15 amDEN Denver Intl-SNN Shannon

19h 35m1 stop Newark

12:30 pm - 6:00 pmSNN Shannon-DEN Denver Intl

12h 30m1 stop Newark

$624United Airlines

Sun, Oct 4 - Tue, Oct 20

6:00 am - 10:15 amDEN Denver Intl-SNN Shannon

21h 15m2 stops Washington, D.C. Dulles Intl Newark

12:30 pm - 12:30 amSNN Shannon-DEN Denver Intl

19h 00m2 stops Newark Washington, D.C. Dulles Intl

$628United Airlines

Sun, Oct 4 - Tue, Oct 20

6:00 am - 10:15 amDEN Denver Intl-SNN Shannon

21h 15m1 stop Newark

12:30 pm - 12:30 amSNN Shannon-DEN Denver Intl

19h 00m2 stops Newark Washington, D.C. Dulles Intl

$628United Airlines

Sun, Oct 4 - Tue, Oct 20

3:40 pm - 9:30 pmDEN Denver Intl-SNN Shannon

22h 50m2 stops Reykjavik Keflavik Intl London Gatwick

7:50 am - 6:00 pmSNN Shannon-DEN Denver Intl

17h 10m2 stops London Heathrow Reykjavik Keflavik Intl

$715Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

3:40 pm - 9:30 pmDEN Denver Intl-SNN Shannon

22h 50m2 stops Reykjavik Keflavik Intl London Gatwick

7:50 am - 6:00 pmSNN Shannon-DEN Denver Intl

17h 10m2 stops London Heathrow Reykjavik Keflavik Intl

$727Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

5:01 pm - 4:45 pmDEN Denver Intl-SNN Shannon

16h 44m1 stop London Heathrow

7:50 am - 3:10 pmSNN Shannon-DEN Denver Intl

14h 20m1 stop London Heathrow

$829British Airways

Tue, Dec 1 - Tue, Dec 15

9:15 am - 11:30 amDEN Denver Intl-SNN Shannon

19h 15m2 stops Chicago O'Hare Intl London Heathrow

7:50 am - 3:10 pmSNN Shannon-DEN Denver Intl

14h 20m1 stop London Heathrow

$834British Airways

Tue, Dec 1 - Tue, Dec 15

5:01 pm - 7:25 pmDEN Denver Intl-SNN Shannon

19h 24m1 stop London Heathrow

8:05 pm - 3:10 pmSNN Shannon-DEN Denver Intl

26h 05m1 stop London Heathrow

$843Multiple Airlines

Wed, Nov 18 - Mon, Nov 23

1:13 pm - 11:30 amDEN Denver Intl-SNN Shannon

15h 17m2 stops Dallas/Fort Worth London Heathrow

2:00 pm - 12:26 amSNN Shannon-DEN Denver Intl

17h 26m2 stops Boston Logan Intl Chicago O'Hare Intl

$853American Airlines

Tue, Dec 1 - Tue, Dec 15

12:08 pm - 11:30 amDEN Denver Intl-SNN Shannon

16h 22m2 stops Philadelphia London Heathrow

7:50 am - 3:10 pmSNN Shannon-DEN Denver Intl

14h 20m1 stop London Heathrow

$859American Airlines

Tue, Nov 3 - Tue, Nov 10

Cheap last minute flights

Enter your travel dates to find the best prices.

5:00 am - 10:15 amDEN Denver Intl-SNN Shannon

22h 15m2 stops Houston George Bush Intcntl Newark

12:30 pm - 11:12 amSNN Shannon-DEN Denver Intl

29h 42m3 stops Newark Washington, D.C. Dulles Intl Houston George Bush Intcntl

$615United Airlines

Sun, Sep 27 - Tue, Oct 13

6:00 am - 10:15 amDEN Denver Intl-SNN Shannon

21h 15m1 stop Newark

12:30 pm - 11:12 amSNN Shannon-DEN Denver Intl

29h 42m3 stops Newark Washington, D.C. Dulles Intl Houston George Bush Intcntl

$615United Airlines

Sun, Sep 27 - Tue, Oct 13

6:00 am - 10:15 amDEN Denver Intl-SNN Shannon

21h 15m1 stop Newark

12:30 pm - 10:41 pmSNN Shannon-DEN Denver Intl

17h 11m1 stop Newark

$615United Airlines

Sun, Sep 27 - Tue, Oct 13

6:05 pm - 10:15 amDEN Denver Intl-SNN Shannon

33h 10m1 stop Newark

12:30 pm - 10:30 amSNN Shannon-DEN Denver Intl

29h 00m2 stops Newark Orlando

$615United Airlines

Sun, Sep 27 - Tue, Oct 13

11:25 am - 4:10 pmDEN Denver Intl-SNN Shannon

21h 45m3 stops Montreal Pierre Elliott Trudeau Intl Dublin London Heathrow

4:50 pm - 4:58 pmSNN Shannon-DEN Denver Intl

31h 08m3 stops London Heathrow Dublin Vancouver Intl

$1,138Multiple Airlines

Sun, Sep 27 - Tue, Oct 13

10:46 am - 11:20 amDEN Denver Intl-SNN Shannon

17h 34m2 stops Chicago O'Hare Intl London Heathrow

7:30 am - 8:35 pmSNN Shannon-DEN Denver Intl

20h 05m2 stops London Heathrow Chicago O'Hare Intl

$2,213British Airways

Thu, Sep 24 - Fri, Oct 2

1:17 pm - 4:10 pmDEN Denver Intl-SNN Shannon

19h 53m2 stops Dallas/Fort Worth London Heathrow

7:30 am - 8:35 pmSNN Shannon-DEN Denver Intl

20h 05m2 stops London Heathrow Chicago O'Hare Intl

$2,292British Airways

Thu, Sep 24 - Fri, Oct 2

4:25 pm - 8:35 pmDEN Denver Intl-SNN Shannon

21h 10m2 stops Dallas/Fort Worth London Heathrow

7:30 am - 8:35 pmSNN Shannon-DEN Denver Intl

20h 05m2 stops London Heathrow Chicago O'Hare Intl

$2,343British Airways

Thu, Sep 24 - Fri, Oct 2

5:40 pm - 11:15 amDEN Denver Intl-SNN Shannon

34h 35m1 stop Frankfurt am Main

9:15 pm - 5:56 pmSNN Shannon-DEN Denver Intl

27h 41m2 stops London Heathrow Toronto Pearson Intl

$2,967Multiple Airlines

Thu, Sep 24 - Fri, Oct 2

5:40 pm - 11:15 amDEN Denver Intl-SNN Shannon

34h 35m1 stop Frankfurt am Main

9:15 pm - 5:56 pmSNN Shannon-DEN Denver Intl

27h 41m2 stops London Heathrow Toronto Pearson Intl

$3,329Multiple Airlines

Thu, Sep 24 - Fri, Oct 2

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Denver to Shannon, Clare

Our best United Airlines deals on Denver to Shannon, Clare flight tickets

United Airlines

Sep 27

DEN6:00 amDenver Intl

21h 15m

1 stop

SNN10:15 amShannon

Oct 13

SNN12:30 pmShannon

29h 42m

3 stops

DEN11:12 amDenver Intl

$615

United Airlines

Sep 27

DEN5:00 amDenver Intl

22h 15m

2 stops

SNN10:15 amShannon

Oct 13

SNN12:30 pmShannon

29h 42m

3 stops

DEN11:12 amDenver Intl

$616

United Airlines

Oct 4

DEN7:40 amDenver Intl

19h 35m

1 stop

SNN10:15 amShannon

Oct 20

SNN12:30 pmShannon

12h 30m

1 stop

DEN6:00 pmDenver Intl

$624

American Airlines flights from Denver to Shannon, Clare

Our best American Airlines deals on Denver to Shannon, Clare flight tickets

American Airlines

Dec 1

DEN1:13 pmDenver Intl

15h 17m

2 stops

SNN11:30 amShannon

Dec 15

SNN2:00 pmShannon

17h 26m

2 stops

DEN12:26 amDenver Intl

$853

American Airlines

Nov 3

DEN12:08 pmDenver Intl

16h 22m

2 stops

SNN11:30 amShannon

Nov 10

SNN7:50 amShannon

14h 20m

1 stop

DEN3:10 pmDenver Intl

$859

American Airlines

Nov 20

DEN6:46 amDenver Intl

16h 24m

2 stops

SNN6:10 amShannon

Nov 25

SNN2:00 pmShannon

17h 31m

2 stops

DEN12:31 amDenver Intl

$928

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Sun 10/4

7:40 am-10:15 am

1 stop19h 35m

Shannon

Tue 10/20

12:30 pm-6:00 pm

1 stop12h 30m

$624

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Sun 10/4

6:00 am-10:15 am

2 stops21h 15m

Shannon

Tue 10/20

12:30 pm-12:30 am

2 stops19h 00m

$628

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Sun 10/4

6:00 am-10:15 am

1 stop21h 15m

Shannon

Tue 10/20

12:30 pm-12:30 am

2 stops19h 00m

$628

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Tue 11/3

3:40 pm-9:30 pm

2 stops22h 50m

Shannon

Tue 11/10

7:50 am-6:00 pm

2 stops17h 10m

$715

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Tue 11/3

3:40 pm-9:30 pm

2 stops22h 50m

Shannon

Tue 11/10

7:50 am-6:00 pm

2 stops17h 10m

$727

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Tue 12/1

5:01 pm-4:45 pm

1 stop16h 44m

Shannon

Tue 12/15

7:50 am-3:10 pm

1 stop14h 20m

$829

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Tue 12/1

9:15 am-11:30 am

2 stops19h 15m

Shannon

Tue 12/15

7:50 am-3:10 pm

1 stop14h 20m

$834

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Wed 11/18

5:01 pm-7:25 pm

1 stop19h 24m

Shannon

Mon 11/23

8:05 pm-3:10 pm

1 stop26h 05m

$843

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Tue 12/1

1:13 pm-11:30 am

2 stops15h 17m

Shannon

Tue 12/15

2:00 pm-12:26 am

2 stops17h 26m

$853

Quickest round-trip

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Tue 11/3

12:08 pm-11:30 am

2 stops16h 22m

Shannon

Tue 11/10

7:50 am-3:10 pm

1 stop14h 20m

$859

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to Shannon, Clare

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Denver and Shannon, Clare?

Prices are currently low for flights on this route.

Typical prices usually range from $716 to $1,044.
The lowest price recently found on this route was $624.

What is the cheapest month to fly to Shannon, Clare?

In general, December is the cheapest month to fly from Denver to Shannon, Clare. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit Shannon, Clare during the month of December, then departing from Denver during the month January is also very affordable. Most momondo users find prices during this month for around $599.

When to book flights from Denver to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Denver to Shannon, Clare (DEN to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Shannon, Clare

Best Price Found	$288
Fastest flight time	14h 45m
Direct flights	None

The best one-way flight to Shannon, Clare from Denver in the past 72 hours is $288. The best round-trip flight deal from Denver to Shannon, Clare found on momondo in the last 72 hours is $624.

The fastest flight from Denver to Shannon, Clare takes 14h 45m

There are no direct flights from Denver to Shannon, Clare. There are no popular flight routes from Denver to Shannon, Clare.

Search flight deals

Frequently asked questions about flying from Denver to Shannon, Clare

How far is Denver Intl to Shannon by plane?
A flight from Denver Intl to Shannon will travel around 4328.1 mi. Typically, this will take 14h 45m by plane in normal conditions.
When did momondo last update prices for flights from Denver Intl Airport to Shannon Airport?
Prices for flights from Denver Intl Airport to Shannon Airport were last updated today.
How many operators does momondo search for flights from Denver Intl Airport to Shannon Airport?
As of September 2026, there are 3 operators available to choose from for flights from Denver Intl Airport to Shannon Airport.
How old do you have to be to fly from Denver Intl Airport to Shannon Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Shannon Airport.
What documentation or ID do you need to fly to Shannon Airport?
The required travel and health documents for your Shannon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Shannon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Denver to Shannon, Clare?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Denver to Shannon, Clare is United Airlines (77% of total bookings). The next most popular airlines are American Airlines (12%) and British Airways (11%).

Best airlines flying from Denver to Shannon, Clare

Compare and see reviews for airlines that fly from Denver to Shannon, Clare with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $402	Free Cancellation	Rating 6.7 8,226 reviews	Search British Airways flights
American Airlines	PriceFrom $480	Free Cancellation	Rating 7.0 12,077 reviews	Search American Airlines flights
United Airlines	PriceFrom $538	Free Cancellation	Rating 7.4 10,227 reviews	Search United Airlines flights

Limerick

Ennis

Adare

Bunratty

Lahinch

Tipperary

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Shannon?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to Shannon for you.

Can I find flights from Denver to Shannon with flexible booking policies on momondo?

Yes. All flights to Shannon from Denver on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Denver to Shannon?

Once all potential Denver to Shannon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Denver to Shannon right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Denver to Shannon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Shannon and let you know when they change.

An easier way to manage your Shannon, Clare trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Fri 10/23

Fri 10/30

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Nearby airports

Airlines

Cabin classes

Other Ireland destinations

Other flights from Denver

Complete your trip

Feeling lucky

Airports servicing Ireland

Cheap flights from Denver to Shannon from $288

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Shannon departing on 10/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Denver to Shannon

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Denver to Shannon, Clare

Our best United Airlines deals on Denver to Shannon, Clare flight tickets

American Airlines flights from Denver to Shannon, Clare

Our best American Airlines deals on Denver to Shannon, Clare flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Denver to Shannon, Clare that are best for you.

See travel insights to Shannon from

How to get the cheapest flight ticket from Denver to Shannon, Clare

What is the typical price of a round-trip flight between Denver and Shannon, Clare?

What is the cheapest month to fly to Shannon, Clare?

What is the cheapest airline that flies from Denver Intl to Shannon?

What airlines fly to Shannon, Clare?

Which airport is the most popular layover for flights between Denver and Shannon, Clare?

Which layover airport offers the lowest fares from Denver to Shannon, Clare?

Which layover airport has the shortest travel time from Denver to Shannon, Clare?

Which layover airport has the shortest connection time from Denver to Shannon, Clare?

When to book flights from Denver to Shannon, Clare

Cheap Denver to Shannon, Clare (DEN to SNN) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Denver to Shannon, Clare

Best airlines flying from Denver to Shannon, Clare

Compare and see reviews for airlines that fly from Denver to Shannon, Clare with momondo

Traveling to a place near Shannon?

Why use momondo?

An easier way to manage your Shannon, Clare trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland

Fly your favorite airline to Shannon

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Shannon

List of cabin classes available on flights landing in Shannon. Availability may vary depending on flight origin and airline.

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Denver

According to popular flight searches on momondo this year

Complete your trip to Shannon

Explore popular destinations other users love

According to popular flight searches on momondo this year