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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 10/12. 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

United Airlines Logo
10:51 am - 7:30 amPDX-SNN
12h 39m1 stop
United Airlines Logo
9:30 am - 3:25 pmSNN-PDX
13h 55m1 stop
$517United Airlines
Find Deal
Thu, Sep 11 - Wed, Sep 24
United Airlines Logo
5:00 am - 7:30 amPDX-SNN
18h 30m2 stops
United Airlines Logo
9:30 am - 8:37 pmSNN-PDX
19h 07m2 stops
$521United Airlines
Find Deal
Wed, Sep 3 - Wed, Sep 10
American Airlines Logo
11:19 am - 3:50 pmPDX-SNN
20h 31m2 stops
American Airlines Logo
7:40 am - 5:35 pmSNN-PDX
17h 55m1 stop
$609American Airlines
Find Deal
Fri, Oct 3 - Fri, Oct 10
American Airlines Logo
11:19 am - 3:50 pmPDX-SNN
20h 31m2 stops
American Airlines Logo
7:40 am - 9:36 pmSNN-PDX
21h 56m2 stops
$620American Airlines
Find Deal
Fri, Oct 3 - Fri, Oct 10
Air Canada Logo
3:15 pm - 4:45 pmPDX-SNN
17h 30m2 stops
Air Canada Logo
7:50 am - 9:15 amSNN-PDX
33h 25m2 stops
$685Air Canada
Find Deal
Wed, Nov 12 - Sun, Nov 16
Logo
10:51 am - 10:15 amPDX-SNN
39h 24m3 stops
Logo
7:40 am - 11:01 pmSNN-PDX
23h 21m2 stops
$732
Find Deal
Wed, Sep 3 - Wed, Sep 10
Logo
5:40 pm - 10:15 amPDX-SNN
32h 35m2 stops
Logo
7:40 am - 11:01 pmSNN-PDX
23h 21m2 stops
$744
Find Deal
Fri, Sep 12 - Fri, Sep 26
British Airways Logo
8:41 am - 7:25 pmEUG-SNN
27h 44m2 stops
British Airways Logo
7:50 am - 9:10 pmSNN-EUG
21h 20m2 stops
$838British Airways
Find Deal
Tue, Oct 28 - Thu, Nov 6
British Airways Logo
7:25 pm - 11:20 amPDX-SNN
31h 55m1 stop
British Airways Logo
7:40 am - 5:35 pmSNN-PDX
17h 55m1 stop
$887British Airways
Find Deal
Fri, Oct 3 - Fri, Oct 10
Air Canada Logo
3:25 pm - 8:35 pmPDX-SNN
21h 10m2 stops
Air Canada Logo
7:40 am - 6:46 pmSNN-PDX
19h 06m3 stops
$1,544Air Canada
Find Deal
Wed, Sep 3 - Wed, Sep 10

United Airlines flights from Oregon to Shannon, Clare

Our best United Airlines deals on Oregon to Shannon, Clare flight tickets
United Airlines
Sep 11
PDX10:51 amPortland
12h 39m
1 stop
SNN7:30 amShannon
Sep 24
SNN9:30 amShannon
13h 55m
1 stop
PDX3:25 pmPortland
$517
Find similar
United Airlines
Sep 3
PDX5:00 amPortland
18h 30m
2 stops
SNN7:30 amShannon
Sep 10
SNN9:30 amShannon
19h 07m
2 stops
PDX8:37 pmPortland
$521
Find similar
United Airlines
Sep 3
PDX10:45 pmPortland
24h 45m
2 stops
SNN7:30 amShannon
Sep 10
SNN9:30 amShannon
17h 01m
1 stop
PDX6:31 pmPortland
$522
Find similar

American Airlines flights from Oregon to Shannon, Clare

Our best American Airlines deals on Oregon to Shannon, Clare flight tickets
American Airlines
Oct 3
PDX11:19 amPortland
20h 31m
2 stops
SNN3:50 pmShannon
Oct 10
SNN7:40 amShannon
17h 55m
1 stop
PDX5:35 pmPortland
$609
Find similar
American Airlines
Oct 3
PDX11:19 amPortland
20h 31m
2 stops
SNN3:50 pmShannon
Oct 10
SNN7:40 amShannon
21h 56m
2 stops
PDX9:36 pmPortland
$620
Find similar
American Airlines
Nov 12
PDX11:43 amPortland
21h 02m
2 stops
SNN4:45 pmShannon
Nov 16
SNN7:50 amShannon
16h 05m
1 stop
PDX3:55 pmPortland
$689
Find similar

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 August 20, 2025.
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

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 9/11

10:51 am-7:30 am

1 stop12h 39m

Shannon

Wed 9/24

9:30 am-3:25 pm

1 stop13h 55m

$517

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 9/3

5:00 am-7:30 am

2 stops18h 30m

Shannon

Wed 9/10

9:30 am-8:37 pm

2 stops19h 07m

$521

PortlandShannon

PDX - SNN

PDXSNN

Portland

Fri 10/3

11:19 am-3:50 pm

2 stops20h 31m

Shannon

Fri 10/10

7:40 am-5:35 pm

1 stop17h 55m

$609

PortlandShannon

PDX - SNN

PDXSNN

Portland

Fri 10/3

11:19 am-3:50 pm

2 stops20h 31m

Shannon

Fri 10/10

7:40 am-9:36 pm

2 stops21h 56m

$620

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 11/12

3:15 pm-4:45 pm

2 stops17h 30m

Shannon

Sun 11/16

7:50 am-9:15 am

2 stops33h 25m

$685

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 9/3

10:51 am-10:15 am

3 stops39h 24m

Shannon

Wed 9/10

7:40 am-11:01 pm

2 stops23h 21m

$732

PortlandShannon

PDX - SNN

PDXSNN

Portland

Fri 9/12

5:40 pm-10:15 am

2 stops32h 35m

Shannon

Fri 9/26

7:40 am-11:01 pm

2 stops23h 21m

$744

EugeneShannon

EUG - SNN

EUGSNN

Eugene

Tue 10/28

8:41 am-7:25 pm

2 stops27h 44m

Shannon

Thu 11/6

7:50 am-9:10 pm

2 stops21h 20m

$838

PortlandShannon

PDX - SNN

PDXSNN

Portland

Fri 10/3

7:25 pm-11:20 am

1 stop31h 55m

Shannon

Fri 10/10

7:40 am-5:35 pm

1 stop17h 55m

$887

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 9/3

3:25 pm-8:35 pm

2 stops21h 10m

Shannon

Wed 9/10

7:40 am-6:46 pm

3 stops19h 06m

$1,544

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

What is the cheapest day to depart on your flight to Shannon, Clare?

The cheapest day to depart from Oregon to Shannon, Clare is on a Wednesday when prices can be found for as low as $623. The most expensive day to fly to Shannon, Clare is Friday, with ticket prices averaging around $1,029.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

Our data shows that the cheapest Oregon to Shannon, Clare flights are usually those with departure times at noon. Our users have found flights to Shannon, Clare at noon for as low as $554. Flights in the evening are often more expensive with an average ticket price of $924.

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

Direct flights

None
There are no direct flights from Oregon to Shannon, Clare. There are no popular flight routes from Oregon to Shannon, Clare.
Search flight deals

  • 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
DeltaPriceFrom $546Free CancellationRating
7.9
7,982 reviews
Search Delta flights
United AirlinesPriceFrom $561Free CancellationRating
7.4
8,928 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
Adare
Ennis
Bunratty
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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