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Cheap flights from Oregon to Shannon from €338

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 21/10. 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 return flights

Enter your travel dates to find the best prices.
American Airlines Logo
17:45 - 16:45PDX-SNN
15h 00m1 stop
American Airlines Logo
07:50 - 15:55SNN-PDX
16h 05m1 stop
€402American Airlines
Find Deal
Wed, 5 Nov - Mon, 10 Nov
American Airlines Logo
12:02 - 16:45PDX-SNN
20h 43m2 stops
American Airlines Logo
07:50 - 16:55SNN-PDX
16h 05m1 stop
€406American Airlines
Find Deal
Thu, 5 Mar - Wed, 11 Mar
American Airlines Logo
14:10 - 16:45PDX-SNN
18h 35m2 stops
American Airlines Logo
07:50 - 22:46SNN-PDX
21h 56m2 stops
€415American Airlines
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Thu, 5 Mar - Wed, 11 Mar
Multiple Airlines Logo
15:15 - 19:25PDX-SNN
20h 10m2 stops
Multiple Airlines Logo
20:05 - 09:15SNN-PDX
45h 10m2 stops
€553Multiple Airlines
Find Deal
Sun, 2 Nov - Sun, 9 Nov
Air Canada Logo
15:15 - 16:45PDX-SNN
17h 30m2 stops
Air Canada Logo
07:50 - 09:15SNN-PDX
32h 25m3 stops
€573Air Canada
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Thu, 5 Mar - Wed, 11 Mar
British Airways Logo
17:45 - 11:30PDX-SNN
33h 45m1 stop
British Airways Logo
07:50 - 16:55SNN-PDX
16h 05m1 stop
€575British Airways
Find Deal
Sun, 1 Mar - Fri, 13 Mar
British Airways Logo
14:50 - 19:25PDX-SNN
20h 35m2 stops
British Airways Logo
07:50 - 16:55SNN-PDX
16h 05m1 stop
€578British Airways
Find Deal
Thu, 5 Mar - Wed, 18 Mar
Air Canada Logo
07:11 - 11:30PDX-SNN
20h 19m3 stops
Air Canada Logo
07:50 - 09:15SNN-PDX
32h 25m3 stops
€583Air Canada
Find Deal
Tue, 3 Mar - Mon, 16 Mar
Multiple Airlines Logo
17:45 - 11:30PDX-SNN
33h 45m1 stop
Multiple Airlines Logo
20:05 - 22:34SNN-PDX
34h 29m2 stops
€591Multiple Airlines
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Sun, 2 Nov - Sun, 9 Nov
Aer Lingus Logo
17:45 - 16:45PDX-SNN
15h 00m1 stop
Aer Lingus Logo
20:05 - 15:55SNN-PDX
27h 50m1 stop
€592Aer Lingus
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Sun, 2 Nov - Sun, 9 Nov

American Airlines flights from Oregon to Shannon, Clare

Our best American Airlines deals on Oregon to Shannon, Clare flight tickets
American Airlines
5 Nov
PDX17:45Portland
15h 00m
1 stop
SNN16:45Shannon
10 Nov
SNN07:50Shannon
16h 05m
1 stop
PDX15:55Portland
€402
Find similar
American Airlines
5 Mar
PDX12:02Portland
20h 43m
2 stops
SNN16:45Shannon
11 Mar
SNN07:50Shannon
16h 05m
1 stop
PDX16:55Portland
€406
Find similar
American Airlines
5 Mar
PDX14:10Portland
18h 35m
2 stops
SNN16:45Shannon
11 Mar
SNN07:50Shannon
21h 56m
2 stops
PDX22:46Portland
€415
Find similar

Air Canada flights from Oregon to Shannon, Clare

Our best Air Canada deals on Oregon to Shannon, Clare flight tickets
Air Canada
5 Mar
PDX15:15Portland
17h 30m
2 stops
SNN16:45Shannon
11 Mar
SNN07:50Shannon
32h 25m
3 stops
PDX09:15Portland
€573
Find similar
Air Canada
3 Mar
PDX07:11Portland
20h 19m
3 stops
SNN11:30Shannon
16 Mar
SNN07:50Shannon
32h 25m
3 stops
PDX09:15Portland
€583
Find similar
Air Canada
5 Nov
PDX15:15Portland
17h 30m
2 stops
SNN16:45Shannon
10 Nov
SNN07:50Shannon
22h 46m
3 stops
PDX22:36Portland
€587
Find similar

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 7 October 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 5/11

17:45-16:45

1 stop15h 00m

Shannon

Mon 10/11

07:50-15:55

1 stop16h 05m

€402

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 5/3

12:02-16:45

2 stops20h 43m

Shannon

Wed 11/3

07:50-16:55

1 stop16h 05m

€406

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 5/3

14:10-16:45

2 stops18h 35m

Shannon

Wed 11/3

07:50-22:46

2 stops21h 56m

€415

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 2/11

15:15-19:25

2 stops20h 10m

Shannon

Sun 9/11

20:05-09:15

2 stops45h 10m

€553

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 5/3

15:15-16:45

2 stops17h 30m

Shannon

Wed 11/3

07:50-09:15

3 stops32h 25m

€573

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 1/3

17:45-11:30

1 stop33h 45m

Shannon

Fri 13/3

07:50-16:55

1 stop16h 05m

€575

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 5/3

14:50-19:25

2 stops20h 35m

Shannon

Wed 18/3

07:50-16:55

1 stop16h 05m

€578

PortlandShannon

PDX - SNN

PDXSNN

Portland

Tue 3/3

07:11-11:30

3 stops20h 19m

Shannon

Mon 16/3

07:50-09:15

3 stops32h 25m

€583

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 2/11

17:45-11:30

1 stop33h 45m

Shannon

Sun 9/11

20:05-22:34

2 stops34h 29m

€591

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 2/11

17:45-16:45

1 stop15h 00m

Shannon

Sun 9/11

20:05-15:55

1 stop27h 50m

€592

Flights are sorted by cheapest return 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 airline that flies from Oregon to Shannon?

United Airlines, British Airways, and Air Canada are the most popular carriers operating from Oregon to Shannon

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 old do you have to be to fly from Oregon 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 stopovers. 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 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 licence 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.

Travelling to a place near Shannon?

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

Why use momondo?

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

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

Flights from Oregon to Shannon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oregon to Shannon.

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

Yes momondo offers price alerts on flights to Shannon from Oregon. 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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