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

United Airlines is the most popular carrier operating from Denver Intl to Shannon

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.

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.

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

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

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.

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.

$331 Cheap Flights from Denver to Shannon, Clare in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Shannon

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:15 am - 10:15 amDEN Denver Intl-SNN Shannon

19h 00m2 stops Orlando Newark

12:30 pm - 9:44 pmSNN Shannon-DEN Denver Intl

16h 14m2 stops Newark Chicago O'Hare Intl

$810United Airlines

Sun, Oct 4 - Tue, Oct 20

11:59 pm - 10:15 amDEN Denver Intl-SNN Shannon

27h 16m1 stop Newark

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

12h 30m1 stop Newark

$810United Airlines

Sun, Oct 4 - Tue, Oct 20

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

22h 15m2 stops Houston George Bush Intcntl Newark

12:30 pm - 7:27 pmSNN Shannon-DEN Denver Intl

13h 57m1 stop Newark

$810United Airlines

Sun, Oct 4 - Tue, Oct 20

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

$957British Airways

Wed, Nov 18 - Mon, Nov 23

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

19h 24m1 stop London Heathrow

8:05 pm - 7:59 pmSNN Shannon-DEN Denver Intl

30h 54m2 stops London Heathrow Dallas/Fort Worth

$973British Airways

Wed, Nov 18 - Mon, Nov 23

3:08 pm - 7:25 pmDEN Denver Intl-SNN Shannon

21h 17m2 stops Dallas/Fort Worth London Heathrow

8:05 pm - 5:48 pmSNN Shannon-DEN Denver Intl

28h 43m2 stops London Heathrow Dallas/Fort Worth

$977British Airways

Wed, Nov 18 - Mon, Nov 23

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

16h 44m1 stop London Heathrow

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

26h 05m1 stop London Heathrow

$982Multiple Airlines

Wed, Nov 18 - Mon, Nov 23

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

16h 44m1 stop London Heathrow

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

26h 05m1 stop London Heathrow

$985Aer Lingus

Wed, Nov 18 - Mon, Nov 23

6:20 am - 5:50 amDEN Denver Intl-SNN Shannon

16h 30m2 stops Dallas/Fort Worth Boston Logan Intl

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

14h 20m1 stop London Heathrow

$1,129American Airlines

Fri, Nov 20 - Wed, Nov 25

6:20 am - 5:50 amDEN Denver Intl-SNN Shannon

16h 30m2 stops Dallas/Fort Worth Boston Logan Intl

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

14h 20m1 stop London Heathrow

$1,130American Airlines

Fri, Nov 20 - Wed, Nov 25

Cheap last minute flights

Enter your travel dates to find the best prices.

11:15 am - 7:30 amDEN Denver Intl-SNN Shannon

13h 15m1 stop Chicago O'Hare Intl

9:30 am - 3:17 pmSNN Shannon-DEN Denver Intl

12h 47m1 stop Chicago O'Hare Intl

$881United Airlines

Sun, Sep 6 - Tue, Sep 15

1:42 pm - 10:15 amDEN Denver Intl-SNN Shannon

13h 33m1 stop Newark

9:30 am - 3:17 pmSNN Shannon-DEN Denver Intl

12h 47m1 stop Chicago O'Hare Intl

$881United Airlines

Wed, Sep 9 - Tue, Sep 15

1:25 pm - 10:15 amDEN Denver Intl-SNN Shannon

13h 50m2 stops Chicago O'Hare Intl Newark

9:30 am - 2:31 pmSNN Shannon-DEN Denver Intl

12h 01m1 stop Chicago O'Hare Intl

$881United Airlines

Sun, Sep 6 - Tue, Sep 15

6:00 am - 11:10 amDEN Denver Intl-SNN Shannon

22h 10m2 stops Minneapolis St Paul New York John F Kennedy Intl

1:05 pm - 11:54 pmSNN Shannon-DEN Denver Intl

17h 49m2 stops New York John F Kennedy Intl Los Angeles

$886Delta

Sun, Sep 6 - Tue, Sep 15

8:06 am - 11:10 amDEN Denver Intl-SNN Shannon

20h 04m2 stops Los Angeles New York John F Kennedy Intl

1:05 pm - 11:22 amSNN Shannon-DEN Denver Intl

29h 17m2 stops New York John F Kennedy Intl Los Angeles

$886Delta

Wed, Sep 9 - Tue, Sep 15

1:25 pm - 7:30 amDEN Denver Intl-SNN Shannon

11h 05m1 stop Chicago O'Hare Intl

9:30 am - 7:17 pmSNN Shannon-DEN Denver Intl

16h 47m2 stops Chicago O'Hare Intl New York LaGuardia

$886United Airlines

Wed, Sep 9 - Tue, Sep 15

11:44 am - 10:15 amDEN Denver Intl-SNN Shannon

15h 31m1 stop Newark

12:30 pm - 9:11 pmSNN Shannon-DEN Denver Intl

15h 41m1 stop Newark

$931United Airlines

Thu, Sep 10 - Wed, Sep 16

8:15 am - 7:30 amDEN Denver Intl-SNN Shannon

16h 15m1 stop Chicago O'Hare Intl

12:30 pm - 11:29 pmSNN Shannon-DEN Denver Intl

17h 59m2 stops Newark Chicago O'Hare Intl

$936United Airlines

Thu, Sep 10 - Wed, Sep 16

1:50 pm - 10:15 amDEN Denver Intl-SNN Shannon

13h 25m2 stops Boston Logan Intl Newark

9:30 am - 6:25 pmSNN Shannon-DEN Denver Intl

15h 55m1 stop Chicago O'Hare Intl

$936United Airlines

Thu, Sep 10 - Wed, Sep 16

10:28 am - 11:10 amDEN Denver Intl-SNN Shannon

17h 42m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

1:05 pm - 11:22 amSNN Shannon-DEN Denver Intl

29h 17m2 stops New York John F Kennedy Intl Los Angeles

$936Delta

Thu, Sep 10 - Wed, Sep 16

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Aer Lingus flights from Denver to Shannon, Clare

Our best Aer Lingus deals on Denver to Shannon, Clare flight tickets

Aer Lingus

Nov 18

DEN5:01 pmDenver Intl

16h 44m

1 stop

SNN4:45 pmShannon

Nov 23

SNN8:05 pmShannon

26h 05m

1 stop

DEN3:10 pmDenver Intl

$985

Aer Lingus

Sep 12

DEN8:00 pmDenver Intl

17h 35m

2 stops

SNN8:35 pmShannon

Sep 16

SNN7:30 amShannon

17h 45m

2 stops

DEN6:15 pmDenver Intl

$1,027

Air Canada flights from Denver to Shannon, Clare

Our best Air Canada deals on Denver to Shannon, Clare flight tickets

Air Canada

Nov 20

DEN8:15 amDenver Intl

24h 30m

2 stops

SNN3:45 pmShannon

Nov 25

SNN7:50 amShannon

31h 47m

2 stops

DEN8:37 amDenver Intl

$1,079

Air Canada

Nov 20

DEN8:15 amDenver Intl

24h 30m

2 stops

SNN3:45 pmShannon

Nov 25

SNN7:50 amShannon

31h 47m

2 stops

DEN8:37 amDenver Intl

$1,099

Air Canada

Dec 21

DEN5:40 pmDenver Intl

34h 50m

2 stops

SNN11:30 amShannon

Dec 28

SNN8:05 pmShannon

31h 22m

2 stops

DEN8:27 pmDenver Intl

$1,227

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Sun 10/4

8:15 am-10:15 am

2 stops19h 00m

Shannon

Tue 10/20

12:30 pm-9:44 pm

2 stops16h 14m

$810

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Sun 10/4

11:59 pm-10:15 am

1 stop27h 16m

Shannon

Tue 10/20

12:30 pm-6:00 pm

1 stop12h 30m

$810

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Sun 10/4

5:00 am-10:15 am

2 stops22h 15m

Shannon

Tue 10/20

12:30 pm-7:27 pm

1 stop13h 57m

$810

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

$957

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-7:59 pm

2 stops30h 54m

$973

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Wed 11/18

3:08 pm-7:25 pm

2 stops21h 17m

Shannon

Mon 11/23

8:05 pm-5:48 pm

2 stops28h 43m

$977

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Wed 11/18

5:01 pm-4:45 pm

1 stop16h 44m

Shannon

Mon 11/23

8:05 pm-3:10 pm

1 stop26h 05m

$982

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Wed 11/18

5:01 pm-4:45 pm

1 stop16h 44m

Shannon

Mon 11/23

8:05 pm-3:10 pm

1 stop26h 05m

$985

Quickest round-trip

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Fri 11/20

6:20 am-5:50 am

2 stops16h 30m

Shannon

Wed 11/25

7:50 am-3:10 pm

1 stop14h 20m

$1,129

DenverShannon

DEN Denver Intl - SNN Shannon

DENSNN

Denver Intl

Fri 11/20

6:20 am-5:50 am

2 stops16h 30m

Shannon

Wed 11/25

7:50 am-3:10 pm

1 stop14h 20m

$1,130

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 typical for flights on this route.

Typical prices usually range from $586 to $933.
The lowest price recently found on this route was $810.

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	$331
Fastest flight time	13h 15m
Direct flights	None

The best one-way flight to Shannon, Clare from Denver in the past 72 hours is $331. The best round-trip flight deal from Denver to Shannon, Clare found on momondo in the last 72 hours is $810.

The fastest flight from Denver to Shannon, Clare takes 13h 15m

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 13h 15m 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 (13%) and British Airways (10%).

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 8,202 reviews	Search British Airways flights
American Airlines	PriceFrom $480	Free Cancellation	Rating 7.1 12,044 reviews	Search American Airlines flights
United Airlines	PriceFrom $537	Free Cancellation	Rating 7.4 10,169 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.

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Cheap flights from Denver to Shannon from $331

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 9/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Aer Lingus flights from Denver to Shannon, Clare

Our best Aer Lingus deals on Denver to Shannon, Clare flight tickets

Air Canada flights from Denver to Shannon, Clare

Our best Air Canada deals on Denver to Shannon, Clare flight tickets

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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

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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.

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