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Cheap flights from Oregon to Shannon from $324

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 7/3. 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
5:00 am - 10:15 am
PDX
-
SNN
21h 15m
2 stops
United Airlines Logo
12:30 pm - 9:06 pm
SNN
-
PDX
16h 36m
1 stop
$623United Airlines
Thu, Apr 30 - Thu, May 14
British Airways Logo
3:52 pm - 4:45 pm
PDX
-
SNN
16h 53m
2 stops
British Airways Logo
7:50 am - 4:55 pm
SNN
-
PDX
16h 05m
1 stop
$638British Airways
Thu, Mar 5 - Wed, Mar 11
United Airlines Logo
3:59 pm - 10:15 am
PDX
-
SNN
34h 16m
3 stops
United Airlines Logo
12:30 pm - 9:06 pm
SNN
-
PDX
16h 36m
1 stop
$643United Airlines
Thu, Apr 30 - Thu, May 14
British Airways Logo
3:52 pm - 4:45 pm
PDX
-
SNN
16h 53m
2 stops
British Airways Logo
7:50 am - 12:15 am
SNN
-
PDX
23h 25m
2 stops
$648British Airways
Thu, Mar 5 - Wed, Mar 11
British Airways Logo
1:52 pm - 4:45 pm
PDX
-
SNN
18h 53m
2 stops
British Airways Logo
7:50 am - 9:52 pm
SNN
-
PDX
22h 02m
2 stops
$655British Airways
Wed, Feb 25 - Wed, Mar 4
British Airways Logo
2:30 pm - 4:45 pm
PDX
-
SNN
18h 15m
2 stops
British Airways Logo
7:50 am - 12:15 am
SNN
-
PDX
23h 25m
2 stops
$660British Airways
Wed, Mar 4 - Wed, Mar 11
British Airways Logo
1:52 pm - 4:45 pm
PDX
-
SNN
18h 53m
2 stops
British Airways Logo
7:50 am - 11:27 pm
SNN
-
PDX
23h 37m
2 stops
$661British Airways
Thu, Feb 19 - Wed, Feb 25
British Airways Logo
11:48 am - 4:45 pm
PDX
-
SNN
20h 57m
2 stops
British Airways Logo
8:05 pm - 12:17 am
SNN
-
PDX
36h 12m
2 stops
$664British Airways
Thu, Feb 19 - Wed, Feb 25
Air Canada Logo
3:15 pm - 4:45 pm
PDX
-
SNN
17h 30m
2 stops
Air Canada Logo
5:30 pm - 2:40 pm
SNN
-
PDX
52h 10m
2 stops
$672Air Canada
Wed, Mar 4 - Sun, Mar 8
Multiple Airlines Logo
11:54 am - 4:45 pm
BOI
-
SNN
21h 51m
2 stops
Multiple Airlines Logo
5:25 pm - 12:44 pm
SNN
-
BOI
49h 19m
2 stops
$811Multiple Airlines
Sat, Mar 7 - Sat, Mar 14

British Airways flights from Oregon to Shannon, Clare

Our best British Airways deals on Oregon to Shannon, Clare flight tickets
British Airways
Mar 5
PDX3:52 pmPortland
19h 33m
2 stops
SNN7:25 pmShannon
Mar 11
SNN7:50 amShannon
16h 05m
1 stop
PDX4:55 pmPortland
$638
British Airways
Feb 19
PDX1:52 pmPortland
21h 33m
2 stops
SNN7:25 pmShannon
Feb 25
SNN7:50 amShannon
16h 05m
1 stop
PDX3:55 pmPortland
$643
British Airways
Mar 5
PDX3:52 pmPortland
16h 53m
2 stops
SNN4:45 pmShannon
Mar 11
SNN7:50 amShannon
23h 25m
2 stops
PDX12:15 amPortland
$648

United Airlines flights from Oregon to Shannon, Clare

Our best United Airlines deals on Oregon to Shannon, Clare flight tickets
United Airlines
Apr 3
PDX10:55 pmPortland
27h 20m
2 stops
SNN10:15 amShannon
Apr 15
SNN12:30 pmShannon
18h 24m
2 stops
PDX10:54 pmPortland
$493
United Airlines
Apr 8
PDX8:05 amPortland
18h 10m
2 stops
SNN10:15 amShannon
Apr 14
SNN12:30 pmShannon
20h 14m
2 stops
PDX12:44 amPortland
$593
United Airlines
Apr 30
PDX5:00 amPortland
21h 15m
2 stops
SNN10:15 amShannon
May 14
SNN12:30 pmShannon
16h 36m
1 stop
PDX9:06 pmPortland
$623

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 February 8, 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

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 4/30

5:00 am-10:15 am

2 stops21h 15m

Shannon

Thu 5/14

12:30 pm-9:06 pm

1 stop16h 36m

$623

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 3/5

3:52 pm-4:45 pm

2 stops16h 53m

Shannon

Wed 3/11

7:50 am-4:55 pm

1 stop16h 05m

$638

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 4/30

3:59 pm-10:15 am

3 stops34h 16m

Shannon

Thu 5/14

12:30 pm-9:06 pm

1 stop16h 36m

$643

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 3/5

3:52 pm-4:45 pm

2 stops16h 53m

Shannon

Wed 3/11

7:50 am-12:15 am

2 stops23h 25m

$648

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 2/25

1:52 pm-4:45 pm

2 stops18h 53m

Shannon

Wed 3/4

7:50 am-9:52 pm

2 stops22h 02m

$655

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 3/4

2:30 pm-4:45 pm

2 stops18h 15m

Shannon

Wed 3/11

7:50 am-12:15 am

2 stops23h 25m

$660

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 2/19

1:52 pm-4:45 pm

2 stops18h 53m

Shannon

Wed 2/25

7:50 am-11:27 pm

2 stops23h 37m

$661

PortlandShannon

PDX - SNN

PDXSNN

Portland

Thu 2/19

11:48 am-4:45 pm

2 stops20h 57m

Shannon

Wed 2/25

8:05 pm-12:17 am

2 stops36h 12m

$664

PortlandShannon

PDX - SNN

PDXSNN

Portland

Wed 3/4

3:15 pm-4:45 pm

2 stops17h 30m

Shannon

Sun 3/8

5:30 pm-2:40 pm

2 stops52h 10m

$672

BoiseShannon

BOI - SNN

BOISNN

Boise Air Term. Gowen Fld

Sat 3/7

11:54 am-4:45 pm

2 stops21h 51m

Shannon

Sat 3/14

5:25 pm-12:44 pm

2 stops49h 19m

$811

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

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

You could potentially save up to 45% 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 40m

Direct flights

None
The fastest flight from Oregon to Shannon, Clare takes 12h 40m
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
American AirlinesPriceFrom $480Free CancellationRating
7.2
11,248 reviews
Search American Airlines flights
DeltaPriceFrom $497Free CancellationRating
7.9
8,169 reviews
Search Delta flights
United AirlinesPriceFrom $561Free CancellationRating
7.4
9,250 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
Adare
Lahinch
Ennis
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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