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Cheap flights from Knoxville to Shannon from $488

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Shannon departing on 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Knoxville to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 am - 7:30 am
TYS
-
SNN
19h 30m
1 stop
United Airlines Logo
9:30 am - 8:53 pm
SNN
-
TYS
16h 23m
1 stop
$807United Airlines
Wed, Aug 12 - Wed, Aug 19
United Airlines Logo
1:53 pm - 7:30 am
TYS
-
SNN
12h 37m
1 stop
United Airlines Logo
12:30 pm - 10:37 am
SNN
-
TYS
27h 07m
2 stops
$811United Airlines
Wed, Aug 12 - Wed, Aug 19
United Airlines Logo
10:40 am - 7:30 am
TYS
-
SNN
15h 50m
1 stop
United Airlines Logo
9:30 am - 8:53 pm
SNN
-
TYS
16h 23m
1 stop
$854United Airlines
Tue, Aug 11 - Tue, Aug 18
United Airlines Logo
10:40 am - 7:30 am
TYS
-
SNN
15h 50m
1 stop
United Airlines Logo
9:30 am - 11:59 pm
SNN
-
TYS
19h 29m
2 stops
$858United Airlines
Tue, Aug 11 - Tue, Aug 18
Air Canada Logo
1:00 pm - 11:20 am
TYS
-
SNN
17h 20m
3 stops
Air Canada Logo
7:30 am - 11:59 pm
SNN
-
TYS
21h 29m
3 stops
$1,306Air Canada
Wed, Aug 12 - Wed, Aug 19

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United Airlines flights from Knoxville to Shannon, Clare

Our best United Airlines deals on Knoxville to Shannon, Clare flight tickets
United Airlines
Aug 12
TYS7:00 amKnoxville McGhee Tyson
19h 30m
1 stop
SNN7:30 amShannon
Aug 19
SNN9:30 amShannon
16h 23m
1 stop
TYS8:53 pmKnoxville McGhee Tyson
$807
United Airlines
Aug 12
TYS1:53 pmKnoxville McGhee Tyson
12h 37m
1 stop
SNN7:30 amShannon
Aug 19
SNN12:30 pmShannon
27h 07m
2 stops
TYS10:37 amKnoxville McGhee Tyson
$811
United Airlines
Aug 11
TYS10:40 amKnoxville McGhee Tyson
15h 50m
1 stop
SNN7:30 amShannon
Aug 18
SNN9:30 amShannon
16h 23m
1 stop
TYS8:53 pmKnoxville McGhee Tyson
$854

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Shannon, Clare 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, momondo users made 832,500 searches. Data last updated June 29, 2026.
Use the filters below to find and compare flights from Knoxville to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Wed 8/12

7:00 am-7:30 am

1 stop19h 30m

Shannon

Wed 8/19

9:30 am-8:53 pm

1 stop16h 23m

$807

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Wed 8/12

1:53 pm-7:30 am

1 stop12h 37m

Shannon

Wed 8/19

12:30 pm-10:37 am

2 stops27h 07m

$811
Quickest round-trip

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Tue 8/11

10:40 am-7:30 am

1 stop15h 50m

Shannon

Tue 8/18

9:30 am-8:53 pm

1 stop16h 23m

$854

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Tue 8/11

10:40 am-7:30 am

1 stop15h 50m

Shannon

Tue 8/18

9:30 am-11:59 pm

2 stops19h 29m

$858

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Wed 8/12

1:00 pm-11:20 am

3 stops17h 20m

Shannon

Wed 8/19

7:30 am-11:59 pm

3 stops21h 29m

$1,306
Cheapest one-way

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Fri 8/21

7:20 pm-7:30 am

2 stops55h 10m

$488

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Fri 8/21

7:00 am-7:30 am

1 stop19h 30m

$513

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Fri 8/21

1:00 pm-11:20 am

3 stops17h 20m

$1,085

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Wed 8/26

1:21 pm-11:20 am

2 stops16h 59m

$3,447
Quickest one-way

KnoxvilleShannon

TYS - SNN

TYSSNN

Knoxville McGhee Tyson

Wed 8/26

1:53 pm-7:30 am

1 stop12h 37m

$3,598

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Shannon from

How to get the cheapest flight ticket from Knoxville 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

What is the cheapest airline that flies from Knoxville McGhee Tyson to Shannon?

United Airlines is the most popular carrier operating from Knoxville McGhee Tyson to Shannon

When to book flights from Knoxville to Shannon, Clare

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

Cheap Knoxville to Shannon, Clare (TYS to SNN) flight deals and tips

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

Fastest flight time

16h 12m

Direct flights

None
The fastest flight from Knoxville to Shannon, Clare takes 16h 12m
There are no direct flights from Knoxville to Shannon, Clare. There are no popular flight routes from Knoxville to Shannon, Clare.
Search flight deals

Frequently asked questions about flying from Knoxville to Shannon, Clare

  • How far is Knoxville McGhee Tyson to Shannon by plane?

    The distance between Knoxville McGhee Tyson and Shannon is about 3699.8 mi. 16h 12m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Shannon Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Shannon Airport are updated daily.

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Shannon Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson 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.

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Bunratty
Adare
Lahinch
Nenagh

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Shannon from Knoxville.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Shannon from Knoxville.

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

Yes momondo offers price alerts on flights to Shannon from Knoxville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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