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Cheap flights from Shannon, Clare to Portland from $464

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Shannon, Clare to Portland departing on 6/2. 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 Shannon, Clare to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:30 am - 5:46 pm
SNN
-
PDX
16h 16m
2 stops
United Airlines Logo
5:00 am - 7:30 am
PDX
-
SNN
18h 30m
2 stops
$1,139United Airlines
Sun, Jun 28 - Sun, Jul 5

United Airlines flights from Shannon, Clare to Portland

Our best United Airlines deals on Shannon, Clare to Portland flight tickets
United Airlines
May 21
SNN12:30 pmShannon
18h 30m
2 stops
PDX11:00 pmPortland
May 25
PDX5:15 amPortland
18h 15m
2 stops
SNN7:30 amShannon
$1,022
United Airlines
May 21
SNN12:30 pmShannon
17h 18m
1 stop
PDX9:48 pmPortland
May 25
PDX10:33 amPortland
15h 42m
1 stop
SNN10:15 amShannon
$1,025
United Airlines
May 21
SNN12:30 pmShannon
17h 18m
1 stop
PDX9:48 pmPortland
May 25
PDX5:00 amPortland
18h 30m
2 stops
SNN7:30 amShannon
$1,027

momondo Fare Finder

 
Customize your flight search to find flights from Shannon, Clare to Portland 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 May 14, 2026.
Use the filters below to find and compare flights from Shannon, Clare to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sun 6/28

9:30 am-5:46 pm

2 stops16h 16m

Portland

Sun 7/5

5:00 am-7:30 am

2 stops18h 30m

$1,139
Cheapest one-way

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 6/2

6:10 pm-1:48 pm

3 stops51h 38m

$464

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 6/2

6:10 pm-8:30 pm

2 stops58h 20m

$671

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 6/2

2:30 pm-9:25 am

1 stop26h 55m

$687

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 8/11

1:35 pm-11:38 am

3 stops54h 03m

$703

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 8/11

6:10 pm-1:50 pm

2 stops51h 40m

$710

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 8/11

2:30 pm-9:50 am

1 stop27h 20m

$809
Quickest one-way

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 6/2

9:30 am-6:47 pm

1 stop17h 17m

$1,180

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Mon 10/12

9:15 pm-5:55 pm

3 stops28h 40m

$1,778

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 10/13

9:15 pm-1:53 pm

3 stops48h 38m

$2,142

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

See travel insights to Portland from

How to get the cheapest flight ticket from Shannon, Clare to Portland

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 Shannon, Clare to Portland flights?

You could potentially save up to 8% on your flight if you consider stops on a Shannon, Clare to Portland flight.

When to book flights from Shannon, Clare to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Shannon, Clare to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Shannon, Clare to Portland (SNN to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Shannon, Clare to Portland

Fastest flight time

17h 18m

Direct flights

None
The fastest flight from Shannon, Clare to Portland takes 17h 18m
There are no direct flights from Shannon, Clare to Portland. There are no popular flight routes from Shannon, Clare to Portland.
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Frequently asked questions about flying from Shannon, Clare to Portland

  • How far is Shannon to Portland by plane?

    Portland is 4602.4 mi away from Shannon. By plane, this route typically takes 17h 18m.

  • When did momondo last update prices for flights from Shannon Airport to Portland Airport?

    Prices for flights from Shannon Airport to Portland Airport are updated daily.

  • How old do you have to be to fly from Shannon Airport to Portland 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 layovers. It is recommended that you verify with the airline you are booking with for travel from Shannon Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Depoe Bay
Hillsboro
Tigard
Longview
Hood River
Troutdale
Newberg
The Dalles
Gresham
McMinnville
Manzanita

Why use momondo?

Why should I use momondo to find a flight deal from Shannon to Portland?

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 Portland from Shannon.

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

Yes. momondo allows you to filter the results for Shannon to Portland flights to just show those with flexible booking policies.

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

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 Shannon to Portland.

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

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Shannon and alert you when they change.

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Sat 6/13
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