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Cheap flights from Oregon to Shannon from €300

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 15/9. 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.
United Airlines Logo
07:16 - 07:30
PDX
-
SNN
16h 14m
1 stop
United Airlines Logo
09:30 - 18:47
SNN
-
PDX
17h 17m
1 stop
€643United Airlines
Mon, 7 Sep - Thu, 10 Sep
United Airlines Logo
07:16 - 10:15
PDX
-
SNN
18h 59m
2 stops
United Airlines Logo
09:30 - 20:50
SNN
-
PDX
19h 20m
2 stops
€647United Airlines
Mon, 7 Sep - Thu, 10 Sep
United Airlines Logo
23:18 - 07:30
PDX
-
SNN
24h 12m
2 stops
United Airlines Logo
12:30 - 21:13
SNN
-
PDX
16h 43m
1 stop
€661United Airlines
Sat, 5 Sep - Fri, 25 Sep
United Airlines Logo
22:35 - 10:15
PDX
-
SNN
27h 40m
1 stop
United Airlines Logo
12:30 - 21:13
SNN
-
PDX
16h 43m
1 stop
€662United Airlines
Sat, 10 Oct - Wed, 21 Oct
United Airlines Logo
22:35 - 10:15
PDX
-
SNN
27h 40m
1 stop
United Airlines Logo
12:30 - 00:59
SNN
-
PDX
20h 29m
2 stops
€666United Airlines
Sat, 10 Oct - Wed, 21 Oct
United Airlines Logo
05:00 - 07:30
EUG
-
SNN
18h 30m
2 stops
United Airlines Logo
12:30 - 11:13
SNN
-
EUG
30h 43m
2 stops
€669United Airlines
Sun, 13 Sep - Fri, 18 Sep
Delta Logo
22:05 - 11:10
PDX
-
SNN
29h 05m
1 stop
Delta Logo
13:05 - 21:35
SNN
-
PDX
16h 30m
1 stop
€690Delta
Sat, 5 Sep - Sat, 19 Sep
Lufthansa Logo
14:27 - 07:30
PDX
-
SNN
33h 03m
1 stop
Lufthansa Logo
12:30 - 21:13
SNN
-
PDX
16h 43m
1 stop
€705Lufthansa
Sat, 5 Sep - Fri, 25 Sep
Delta Logo
23:30 - 11:10
BOI
-
SNN
28h 40m
2 stops
Delta Logo
13:05 - 23:29
SNN
-
BOI
17h 24m
2 stops
€712Delta
Fri, 4 Sep - Wed, 16 Sep
British Airways Logo
16:09 - 16:45
BOI
-
SNN
17h 36m
2 stops
British Airways Logo
07:50 - 22:58
SNN
-
BOI
22h 08m
2 stops
€784British Airways
Mon, 9 Nov - Fri, 13 Nov

United Airlines flights from Oregon to Shannon, Clare

Our best United Airlines deals on Oregon to Shannon, Clare flight tickets
United Airlines
7 Sept
PDX07:16Portland
16h 14m
1 stop
SNN07:30Shannon
10 Sept
SNN09:30Shannon
17h 17m
1 stop
PDX18:47Portland
€643
United Airlines
7 Sept
PDX07:16Portland
18h 59m
2 stops
SNN10:15Shannon
10 Sept
SNN09:30Shannon
19h 20m
2 stops
PDX20:50Portland
€647
United Airlines
5 Sept
PDX23:18Portland
24h 12m
2 stops
SNN07:30Shannon
25 Sept
SNN12:30Shannon
16h 43m
1 stop
PDX21:13Portland
€661

British Airways flights from Oregon to Shannon, Clare

Our best British Airways deals on Oregon to Shannon, Clare flight tickets
British Airways
9 Nov
BOI16:09Boise Air Term. Gowen Fld
17h 36m
2 stops
SNN16:45Shannon
13 Nov
SNN07:50Shannon
22h 08m
2 stops
BOI22:58Boise Air Term. Gowen Fld
€784
British Airways
6 Jun
PDX17:46Portland
18h 49m
2 stops
SNN20:35Shannon
12 Jun
SNN21:15Shannon
27h 40m
2 stops
PDX16:55Portland
€1,164

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 14 May 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 return flight
Fastest return journey

PortlandShannon

PDX - SNN

PDXSNN

Portland

Mon 7/9

07:16-07:30

1 stop16h 14m

Shannon

Thu 10/9

09:30-18:47

1 stop17h 17m

€643

PortlandShannon

PDX - SNN

PDXSNN

Portland

Mon 7/9

07:16-10:15

2 stops18h 59m

Shannon

Thu 10/9

09:30-20:50

2 stops19h 20m

€647

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

23:18-07:30

2 stops24h 12m

Shannon

Fri 25/9

12:30-21:13

1 stop16h 43m

€661

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 10/10

22:35-10:15

1 stop27h 40m

Shannon

Wed 21/10

12:30-21:13

1 stop16h 43m

€662

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 10/10

22:35-10:15

1 stop27h 40m

Shannon

Wed 21/10

12:30-00:59

2 stops20h 29m

€666

EugeneShannon

EUG - SNN

EUGSNN

Eugene

Sun 13/9

05:00-07:30

2 stops18h 30m

Shannon

Fri 18/9

12:30-11:13

2 stops30h 43m

€669

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

22:05-11:10

1 stop29h 05m

Shannon

Sat 19/9

13:05-21:35

1 stop16h 30m

€690

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sat 5/9

14:27-07:30

1 stop33h 03m

Shannon

Fri 25/9

12:30-21:13

1 stop16h 43m

€705

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Fri 4/9

23:30-11:10

2 stops28h 40m

Shannon

Wed 16/9

13:05-23:29

2 stops17h 24m

€712

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Mon 9/11

16:09-16:45

2 stops17h 36m

Shannon

Fri 13/11

07:50-22:58

2 stops22h 08m

€784

Flights are sorted by cheapest return 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

What is the cheapest airline that flies from Oregon to Shannon?

United Airlines and Delta 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

Fastest flight time

11h 52m

Direct flights

None
The fastest flight from Oregon to Shannon, Clare takes 11h 52m
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 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
Tipperary
Killaloe
Nenagh
Lahinch
Adare
Bunratty

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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