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Cheap flights from Oregon to Shannon from $351

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Shannon departing on 9/23. 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
0 bags

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Find the cheapest flights from Oregon to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:15 am - 7:30 am
PDX
-
SNN
15h 15m
1 stop
United Airlines Logo
12:30 pm - 10:52 pm
SNN
-
PDX
18h 22m
2 stops
$753United Airlines
Mon, Sep 7 - Thu, Sep 10
United Airlines Logo
5:00 am - 7:30 am
PDX
-
SNN
18h 30m
2 stops
United Airlines Logo
9:30 am - 8:55 pm
SNN
-
PDX
19h 25m
2 stops
$758United Airlines
Mon, Sep 7 - Thu, Sep 10
United Airlines Logo
10:35 pm - 10:15 am
PDX
-
SNN
27h 40m
1 stop
United Airlines Logo
12:30 pm - 9:13 pm
SNN
-
PDX
16h 43m
1 stop
$776United Airlines
Sat, Oct 10 - Wed, Oct 21
United Airlines Logo
10:35 pm - 10:15 am
PDX
-
SNN
27h 40m
1 stop
United Airlines Logo
12:30 pm - 12:59 am
SNN
-
PDX
20h 29m
2 stops
$781United Airlines
Sat, Oct 10 - Wed, Oct 21
United Airlines Logo
5:00 am - 7:30 am
EUG
-
SNN
18h 30m
2 stops
United Airlines Logo
12:30 pm - 11:13 am
SNN
-
EUG
30h 43m
2 stops
$784United Airlines
Sun, Sep 13 - Fri, Sep 18
United Airlines Logo
10:59 pm - 10:15 am
PDX
-
SNN
51h 16m
2 stops
United Airlines Logo
12:30 pm - 11:02 pm
SNN
-
PDX
18h 32m
2 stops
$786United Airlines
Fri, Oct 9 - Wed, Oct 21
United Airlines Logo
4:07 pm - 7:30 am
PDX
-
SNN
31h 23m
2 stops
United Airlines Logo
9:30 am - 6:47 pm
SNN
-
PDX
17h 17m
1 stop
$808United Airlines
Sat, Sep 5 - Sat, Sep 19
Delta Logo
10:05 pm - 11:10 am
PDX
-
SNN
29h 05m
1 stop
Delta Logo
1:05 pm - 9:35 pm
SNN
-
PDX
16h 30m
1 stop
$809Delta
Sat, Sep 5 - Sat, Sep 19
Delta Logo
10:05 pm - 11:10 am
PDX
-
SNN
29h 05m
1 stop
Delta Logo
1:05 pm - 11:43 am
SNN
-
PDX
30h 38m
1 stop
$814Delta
Sat, Sep 5 - Sat, Sep 19
Lufthansa Logo
10:56 am - 10:15 am
PDX
-
SNN
15h 19m
1 stop
Lufthansa Logo
12:30 pm - 9:13 pm
SNN
-
PDX
16h 43m
1 stop
$870Lufthansa
Fri, Oct 9 - Wed, Oct 21

United Airlines flights from Oregon to Shannon, Clare

Our best United Airlines deals on Oregon to Shannon, Clare flight tickets
United Airlines
Sep 7
PDX8:15 amPortland
15h 15m
1 stop
SNN7:30 amShannon
Sep 10
SNN12:30 pmShannon
18h 22m
2 stops
PDX10:52 pmPortland
$753
United Airlines
Sep 7
PDX5:00 amPortland
18h 30m
2 stops
SNN7:30 amShannon
Sep 10
SNN9:30 amShannon
19h 25m
2 stops
PDX8:55 pmPortland
$758
United Airlines
Oct 10
PDX10:35 pmPortland
27h 40m
1 stop
SNN10:15 amShannon
Oct 21
SNN12:30 pmShannon
16h 43m
1 stop
PDX9:13 pmPortland
$776

Delta flights from Oregon to Shannon, Clare

Our best Delta deals on Oregon to Shannon, Clare flight tickets
Delta
Sep 5
PDX10:05 pmPortland
29h 05m
1 stop
SNN11:10 amShannon
Sep 19
SNN1:05 pmShannon
16h 30m
1 stop
PDX9:35 pmPortland
$809
Delta
Sep 5
PDX10:05 pmPortland
29h 05m
1 stop
SNN11:10 amShannon
Sep 19
SNN1:05 pmShannon
30h 38m
1 stop
PDX11:43 amPortland
$814
Delta
Sep 4
BOI11:30 pmBoise Air Term. Gowen Fld
28h 40m
2 stops
SNN11:10 amShannon
Sep 16
SNN1:05 pmShannon
32h 56m
2 stops
BOI3:01 pmBoise Air Term. Gowen Fld
$834

momondo Fare Finder

 
Customize your flight search to find flights from Oregon 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 May 12, 2026.
Use the filters below to find and compare flights from Oregon to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandShannon

PDX - SNN

PDXSNN

Portland

Mon 9/7

8:15 am-7:30 am

1 stop15h 15m

Shannon

Thu 9/10

12:30 pm-10:52 pm

2 stops18h 22m

$753

PortlandShannon

PDX - SNN

PDXSNN

Portland

Mon 9/7

5:00 am-7:30 am

2 stops18h 30m

Shannon

Thu 9/10

9:30 am-8:55 pm

2 stops19h 25m

$758

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 10/10

10:35 pm-10:15 am

1 stop27h 40m

Shannon

Wed 10/21

12:30 pm-9:13 pm

1 stop16h 43m

$776

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 10/10

10:35 pm-10:15 am

1 stop27h 40m

Shannon

Wed 10/21

12:30 pm-12:59 am

2 stops20h 29m

$781

EugeneShannon

EUG - SNN

EUGSNN

Eugene

Sun 9/13

5:00 am-7:30 am

2 stops18h 30m

Shannon

Fri 9/18

12:30 pm-11:13 am

2 stops30h 43m

$784

PortlandShannon

PDX - SNN

PDXSNN

Portland

Fri 10/9

10:59 pm-10:15 am

2 stops51h 16m

Shannon

Wed 10/21

12:30 pm-11:02 pm

2 stops18h 32m

$786

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 9/5

4:07 pm-7:30 am

2 stops31h 23m

Shannon

Sat 9/19

9:30 am-6:47 pm

1 stop17h 17m

$808

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 9/5

10:05 pm-11:10 am

1 stop29h 05m

Shannon

Sat 9/19

1:05 pm-9:35 pm

1 stop16h 30m

$809

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 9/5

10:05 pm-11:10 am

1 stop29h 05m

Shannon

Sat 9/19

1:05 pm-11:43 am

1 stop30h 38m

$814
Quickest round-trip

PortlandShannon

PDX - SNN

PDXSNN

Portland

Fri 10/9

10:56 am-10:15 am

1 stop15h 19m

Shannon

Wed 10/21

12:30 pm-9:13 pm

1 stop16h 43m

$870

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Shannon from

How to get the cheapest flight ticket from Oregon 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

Can stopping save me money on Oregon to Shannon, Clare flights?

You could potentially save up to 13% on your flight if you consider stops on a Oregon to Shannon, Clare flight.

Cheap Oregon to Shannon, Clare flight deals and tips

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

Fastest flight time

12h 00m

Direct flights

None
The fastest flight from Oregon to Shannon, Clare takes 12h 00m
There are no direct flights from Oregon to Shannon, Clare. There are no popular flight routes from Oregon to Shannon, Clare.
Search flight deals

Frequently asked questions about flying from Oregon to Shannon, Clare

  • When did momondo last update prices for flights from Oregon to Shannon Airport?

    Prices for flights from Oregon to Shannon Airport refresh daily.

  • How many operators does momondo search for flights from Oregon to Shannon Airport?

  • How old do you have to be to fly from Oregon to Shannon Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Shannon Airport.

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

    The necessary travel and health documents for your Shannon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oregon to Shannon, Clare

Compare and see reviews for airlines that fly from Oregon to Shannon, Clare with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $480Free CancellationRating
7.1
11,661 reviews
Search American Airlines flights
DeltaPriceFrom $488Free CancellationRating
7.9
8,446 reviews
Search Delta flights
United AirlinesPriceFrom $571Free CancellationRating
7.4
9,701 reviews
Search United Airlines flights

Traveling to a place near Shannon?

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

Why use momondo?

Why should I use momondo to find a flight deal from Oregon 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 Oregon to Shannon for you.

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

All flight searches from Oregon to Shannon on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Oregon 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 Oregon.

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

Of course. momondo tracks the price of Oregon to Shannon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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