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Cheap flights from Shannon, Clare to Portland from $480

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 5/8. 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
1 adult, Economy, 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.
British Airways Logo
7:30 am - 10:47 pm
SNN
-
PDX
23h 17m
2 stops
British Airways Logo
7:30 pm - 8:35 pm
PDX
-
SNN
17h 05m
1 stop
$985British Airways
Thu, May 7 - Thu, May 14
British Airways Logo
7:30 am - 10:47 pm
SNN
-
PDX
23h 17m
2 stops
British Airways Logo
7:30 pm - 8:35 pm
PDX
-
SNN
17h 05m
1 stop
$989British Airways
Sat, May 9 - Sat, May 16
United Airlines Logo
12:30 pm - 9:06 pm
SNN
-
PDX
16h 36m
1 stop
United Airlines Logo
5:00 am - 10:15 am
PDX
-
SNN
21h 15m
2 stops
$1,027United Airlines
Wed, May 6 - Wed, May 13
United Airlines Logo
12:30 pm - 10:59 pm
SNN
-
PDX
18h 29m
2 stops
United Airlines Logo
5:00 am - 10:15 am
PDX
-
SNN
21h 15m
2 stops
$1,029United Airlines
Sat, May 9 - Sat, May 16
British Airways Logo
9:15 pm - 4:38 pm
SNN
-
PDX
27h 23m
2 stops
British Airways Logo
5:46 pm - 11:20 am
PDX
-
SNN
33h 34m
2 stops
$1,052British Airways
Tue, Jun 2 - Sat, Jun 6
British Airways Logo
4:50 pm - 10:15 pm
SNN
-
PDX
37h 25m
2 stops
British Airways Logo
5:46 pm - 4:10 pm
PDX
-
SNN
38h 24m
2 stops
$1,076British Airways
Tue, Jun 2 - Sat, Jun 6
British Airways Logo
7:30 am - 10:47 pm
SNN
-
PDX
23h 17m
2 stops
British Airways Logo
12:53 pm - 4:10 pm
PDX
-
SNN
19h 17m
2 stops
$1,110British Airways
Thu, May 7 - Thu, May 14
British Airways Logo
7:30 am - 5:40 pm
SNN
-
PDX
18h 10m
1 stop
British Airways Logo
7:30 pm - 8:35 pm
PDX
-
SNN
17h 05m
1 stop
$1,111British Airways
Thu, May 7 - Thu, May 14
United Airlines Logo
12:30 pm - 10:54 pm
SNN
-
PDX
18h 24m
2 stops
United Airlines Logo
5:20 am - 10:15 am
PDX
-
SNN
20h 55m
3 stops
$1,120United Airlines
Wed, May 6 - Wed, May 13
Multiple Airlines Logo
4:50 pm - 5:40 pm
SNN
-
PDX
32h 50m
1 stop
Multiple Airlines Logo
7:30 pm - 4:10 pm
PDX
-
SNN
12h 40m
1 stop
$1,122Multiple Airlines
Wed, May 6 - Wed, May 13

British Airways flights from Shannon, Clare to Portland

Our best British Airways deals on Shannon, Clare to Portland flight tickets
British Airways
May 7
SNN7:30 amShannon
23h 17m
2 stops
PDX10:47 pmPortland
May 14
PDX7:30 pmPortland
17h 05m
1 stop
SNN8:35 pmShannon
$985
British Airways
May 9
SNN7:30 amShannon
23h 17m
2 stops
PDX10:47 pmPortland
May 16
PDX7:30 pmPortland
17h 05m
1 stop
SNN8:35 pmShannon
$989
British Airways
Jun 2
SNN9:15 pmShannon
27h 23m
2 stops
PDX4:38 pmPortland
Jun 6
PDX5:46 pmPortland
33h 34m
2 stops
SNN11:20 amShannon
$1,052

United Airlines flights from Shannon, Clare to Portland

Our best United Airlines deals on Shannon, Clare to Portland flight tickets
United Airlines
May 6
SNN12:30 pmShannon
16h 36m
1 stop
PDX9:06 pmPortland
May 13
PDX5:00 amPortland
21h 15m
2 stops
SNN10:15 amShannon
$1,027
United Airlines
May 9
SNN12:30 pmShannon
18h 29m
2 stops
PDX10:59 pmPortland
May 16
PDX5:00 amPortland
21h 15m
2 stops
SNN10:15 amShannon
$1,029
United Airlines
May 6
SNN12:30 pmShannon
18h 24m
2 stops
PDX10:54 pmPortland
May 13
PDX5:20 amPortland
20h 55m
3 stops
SNN10:15 amShannon
$1,120

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 March 26, 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

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 5/7

7:30 am-10:47 pm

2 stops23h 17m

Portland

Thu 5/14

7:30 pm-8:35 pm

1 stop17h 05m

$985

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 5/9

7:30 am-10:47 pm

2 stops23h 17m

Portland

Sat 5/16

7:30 pm-8:35 pm

1 stop17h 05m

$989

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 5/6

12:30 pm-9:06 pm

1 stop16h 36m

Portland

Wed 5/13

5:00 am-10:15 am

2 stops21h 15m

$1,027

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Sat 5/9

12:30 pm-10:59 pm

2 stops18h 29m

Portland

Sat 5/16

5:00 am-10:15 am

2 stops21h 15m

$1,029

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 6/2

9:15 pm-4:38 pm

2 stops27h 23m

Portland

Sat 6/6

5:46 pm-11:20 am

2 stops33h 34m

$1,052

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Tue 6/2

4:50 pm-10:15 pm

2 stops37h 25m

Portland

Sat 6/6

5:46 pm-4:10 pm

2 stops38h 24m

$1,076

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 5/7

7:30 am-10:47 pm

2 stops23h 17m

Portland

Thu 5/14

12:53 pm-4:10 pm

2 stops19h 17m

$1,110
Quickest round-trip

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Thu 5/7

7:30 am-5:40 pm

1 stop18h 10m

Portland

Thu 5/14

7:30 pm-8:35 pm

1 stop17h 05m

$1,111

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 5/6

12:30 pm-10:54 pm

2 stops18h 24m

Portland

Wed 5/13

5:20 am-10:15 am

3 stops20h 55m

$1,120

ShannonPortland

SNN - PDX

SNNPDX

Shannon

Wed 5/6

4:50 pm-5:40 pm

1 stop32h 50m

Portland

Wed 5/13

7:30 pm-4:10 pm

1 stop12h 40m

$1,122

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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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

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

Aer Lingus is the most popular carrier operating from Shannon to Portland

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

23h 17m

Direct flights

None
The fastest flight from Shannon, Clare to Portland takes 23h 17m
There are no direct flights from Shannon, Clare to Portland. There are no popular flight routes from Shannon, Clare to Portland.
Search flight deals

  • How far is Shannon to Portland by plane?

    Portland is 4602.4 mi away from Shannon. By plane, this route typically takes 23h 17m.

  • 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
Depoe Bay
Beaverton
Hillsboro
Tigard
Hood River
Longview
Troutdale
Newberg
McMinnville
The Dalles
Manzanita
Pacific City

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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