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Cheap flights from Oregon to Shannon from $396

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 10/21. 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
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.
American Airlines Logo
5:45 pm - 4:45 pmPDX-SNN
15h 00m1 stop
American Airlines Logo
7:50 am - 3:55 pmSNN-PDX
16h 05m1 stop
$471American Airlines
Find Deal
Wed, Nov 5 - Mon, Nov 10
American Airlines Logo
12:02 pm - 4:45 pmPDX-SNN
20h 43m2 stops
American Airlines Logo
7:50 am - 4:55 pmSNN-PDX
16h 05m1 stop
$475American Airlines
Find Deal
Thu, Mar 5 - Wed, Mar 11
Multiple Airlines Logo
3:15 pm - 7:25 pmPDX-SNN
20h 10m2 stops
Multiple Airlines Logo
8:05 pm - 9:15 amSNN-PDX
45h 10m2 stops
$647Multiple Airlines
Find Deal
Sun, Nov 2 - Sun, Nov 9
Air Canada Logo
3:15 pm - 4:45 pmPDX-SNN
17h 30m2 stops
Air Canada Logo
7:50 am - 9:15 amSNN-PDX
32h 25m3 stops
$671Air Canada
Find Deal
Thu, Mar 5 - Wed, Mar 11
British Airways Logo
5:45 pm - 11:30 amPDX-SNN
33h 45m1 stop
British Airways Logo
5:25 pm - 4:55 pmSNN-PDX
30h 30m1 stop
$673British Airways
Find Deal
Sun, Mar 1 - Sat, Mar 14
British Airways Logo
11:30 am - 4:45 pmPDX-SNN
21h 15m2 stops
British Airways Logo
5:30 pm - 4:55 pmSNN-PDX
30h 25m1 stop
$677British Airways
Find Deal
Wed, Mar 4 - Tue, Mar 17
Air Canada Logo
7:11 am - 11:30 amPDX-SNN
20h 19m3 stops
Air Canada Logo
7:50 am - 9:15 amSNN-PDX
32h 25m3 stops
$682Air Canada
Find Deal
Tue, Mar 3 - Mon, Mar 16
Multiple Airlines Logo
5:45 pm - 11:30 amPDX-SNN
33h 45m1 stop
Multiple Airlines Logo
8:05 pm - 10:34 pmSNN-PDX
34h 29m2 stops
$692Multiple Airlines
Find Deal
Sun, Nov 2 - Sun, Nov 9
Aer Lingus Logo
5:45 pm - 4:45 pmPDX-SNN
15h 00m1 stop
Aer Lingus Logo
8:05 pm - 3:55 pmSNN-PDX
27h 50m1 stop
$693Aer Lingus
Find Deal
Sun, Nov 2 - Sun, Nov 9
Aer Lingus Logo
5:45 pm - 4:45 pmPDX-SNN
15h 00m1 stop
Aer Lingus Logo
5:25 pm - 3:55 pmSNN-PDX
30h 30m1 stop
$1,924Aer Lingus
Find Deal
Sun, Dec 21 - Sat, Dec 27

American Airlines flights from Oregon to Shannon, Clare

Our best American Airlines deals on Oregon to Shannon, Clare flight tickets
American Airlines
Nov 5
PDX5:45 pmPortland
15h 00m
1 stop
SNN4:45 pmShannon
Nov 10
SNN7:50 amShannon
16h 05m
1 stop
PDX3:55 pmPortland
$471
Find similar
American Airlines
Mar 5
PDX12:02 pmPortland
20h 43m
2 stops
SNN4:45 pmShannon
Mar 11
SNN7:50 amShannon
16h 05m
1 stop
PDX4:55 pmPortland
$475
Find similar
American Airlines
Mar 5
PDX2:10 pmPortland
18h 35m
2 stops
SNN4:45 pmShannon
Mar 11
SNN7:50 amShannon
21h 56m
2 stops
PDX10:46 pmPortland
$486
Find similar

Air Canada flights from Oregon to Shannon, Clare

Our best Air Canada deals on Oregon to Shannon, Clare flight tickets
Air Canada
Mar 5
PDX3:15 pmPortland
17h 30m
2 stops
SNN4:45 pmShannon
Mar 11
SNN7:50 amShannon
32h 25m
3 stops
PDX9:15 amPortland
$671
Find similar
Air Canada
Mar 3
PDX7:11 amPortland
20h 19m
3 stops
SNN11:30 amShannon
Mar 16
SNN7:50 amShannon
32h 25m
3 stops
PDX9:15 amPortland
$682
Find similar
Air Canada
Nov 5
PDX3:15 pmPortland
17h 30m
2 stops
SNN4:45 pmShannon
Nov 10
SNN7:50 amShannon
22h 46m
3 stops
PDX10:36 pmPortland
$687
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 October 6, 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

Wed 11/5

5:45 pm-4:45 pm

1 stop15h 00m

Shannon

Mon 11/10

7:50 am-3:55 pm

1 stop16h 05m

$471

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 3/5

12:02 pm-4:45 pm

2 stops20h 43m

Shannon

Wed 3/11

7:50 am-4:55 pm

1 stop16h 05m

$475

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 11/2

3:15 pm-7:25 pm

2 stops20h 10m

Shannon

Sun 11/9

8:05 pm-9:15 am

2 stops45h 10m

$647

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 3/5

3:15 pm-4:45 pm

2 stops17h 30m

Shannon

Wed 3/11

7:50 am-9:15 am

3 stops32h 25m

$671

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 3/1

5:45 pm-11:30 am

1 stop33h 45m

Shannon

Sat 3/14

5:25 pm-4:55 pm

1 stop30h 30m

$673

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 3/4

11:30 am-4:45 pm

2 stops21h 15m

Shannon

Tue 3/17

5:30 pm-4:55 pm

1 stop30h 25m

$677

PortlandShannon

PDX - SNN

PDXSNN

Portland

Tue 3/3

7:11 am-11:30 am

3 stops20h 19m

Shannon

Mon 3/16

7:50 am-9:15 am

3 stops32h 25m

$682

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 11/2

5:45 pm-11:30 am

1 stop33h 45m

Shannon

Sun 11/9

8:05 pm-10:34 pm

2 stops34h 29m

$692

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 11/2

5:45 pm-4:45 pm

1 stop15h 00m

Shannon

Sun 11/9

8:05 pm-3:55 pm

1 stop27h 50m

$693

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 12/21

5:45 pm-4:45 pm

1 stop15h 00m

Shannon

Sat 12/27

5:25 pm-3:55 pm

1 stop30h 30m

$1,924

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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.

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

You could potentially save up to 9% 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

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
7,967 reviews
Search Delta flights
United AirlinesPriceFrom $561Free CancellationRating
7.4
8,957 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
Ennis
Adare
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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