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Cheap flights from Portland (PDX) to Shannon (SNN) from $477

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/13. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — SNN
jun. 4 — jun. 111
From?
To?
mar. 6/4
mar. 6/11
1 adult, Economy
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Cheap flight deals from Portland to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Shannon (SNN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated mayo 30, 2024.

Popular in

June

Cheapest in

April

Round-trip from

$533

One-way from

$506
High demand for flights, 33% potential price rise
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Best time to find cheap flights, 30% potential price drop
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From Portland to Shannon
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One-way flight from Portland to Shannon
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What is the cheapest day to fly round-trip from Portland to Shannon?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 61% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Portland to Shannon?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, April can be a great choice for travel to Shannon. Flights to Shannon from Portland in April are about $816 on average during April, but can be found for as low as $522.

What is the cheapest time of day to fly from PDX to SNN?

It’s optimal to fly from Portland to Shannon at noon. By choosing this option you can save up to 45% on the cost of your flight, compared to a flight in the evening.

Cheap KLM flights from Portland to Shannon

Explore cheap flight options specifically provided by KLM for the route between Portland and Shannon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
Peruse some of the lowest-priced KLM flights we've found from Portland to Shannon. Make sure to check back often as deals are often changing.
mar. 8/66:22 amPDX - SNN
1 stop20h 28mKLM
mar. 8/2012:50 pmSNN - PDX
2 stops28h 11mKLM
Deal found 5/29$608
dom. 6/3010:59 pmPDX - SNN
1 stop27h 51mKLM
mié. 7/1712:50 pmSNN - PDX
1 stop18h 47mKLM
Deal found 5/30$905

Cheap American Airlines flights from Portland to Shannon

Explore cheap flight options specifically provided by American Airlines for the route between Portland and Shannon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
To aid your search, here are some of the cheapest American Airlines flights we've found from Portland to Shannon. Check back soon if you're not seeing flights that suit your needs.
dom. 10/133:00 pmPDX - SNN
2 stops21h 35mAmerican Airlines
lun. 10/219:25 pmSNN - PDX
2 stops29h 08mAmerican Airlines
Deal found 5/29$477
mar. 8/61:33 pmPDX - SNN
2 stops18h 37mAmerican Airlines
mar. 8/209:25 pmSNN - PDX
2 stops30h 34mAmerican Airlines
Deal found 5/29$599
lun. 8/512:59 amPDX - SNN
2 stops21h 06mAmerican Airlines
mar. 8/202:50 pmSNN - PDX
2 stops29h 53mAmerican Airlines
Deal found 5/29$717
mar. 8/611:34 amPDX - SNN
2 stops20h 36mAmerican Airlines
mar. 8/137:40 amSNN - PDX
2 stops21h 23mAmerican Airlines
Deal found 5/29$833
mié. 6/261:22 pmPDX - SNN
2 stops18h 48mAmerican Airlines
mié. 7/39:25 pmSNN - PDX
2 stops29h 29mAmerican Airlines
Deal found 5/29$855
mié. 6/261:22 pmPDX - SNN
2 stops18h 48mAmerican Airlines
mié. 7/39:25 pmSNN - PDX
2 stops29h 29mAmerican Airlines
Deal found 5/29$857
dom. 6/3011:55 pmPDX - SNN
2 stops27h 25mAmerican Airlines
mié. 7/179:25 pmSNN - PDX
1 stop28h 00mAmerican Airlines
Deal found 5/30$867
dom. 6/3011:55 pmPDX - SNN
2 stops27h 25mAmerican Airlines
mié. 7/179:25 pmSNN - PDX
2 stops32h 21mAmerican Airlines
Deal found 5/30$877
dom. 6/309:00 pmPDX - SNN
2 stops25h 05mAmerican Airlines
mié. 7/179:25 pmSNN - PDX
2 stops33h 24mAmerican Airlines
Deal found 5/29$887

Cheap Portland to Shannon flights in May & June 2024

Find cheap flight options from Portland to Shannon specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on mayo 30, 2024.
Scroll through some of the best deals on flights from Portland to Shannon in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
mié. 6/261:22 pmPDX - SNN
2 stops18h 48mAmerican Airlines
mié. 7/39:25 pmSNN - PDX
2 stops29h 29mAmerican Airlines
Deal found 5/29$855
mié. 6/261:22 pmPDX - SNN
2 stops18h 48mAmerican Airlines
mié. 7/39:25 pmSNN - PDX
2 stops29h 29mAmerican Airlines
Deal found 5/29$857
dom. 6/3011:55 pmPDX - SNN
2 stops27h 25mAmerican Airlines
mié. 7/179:25 pmSNN - PDX
1 stop28h 00mAmerican Airlines
Deal found 5/30$867
dom. 6/3011:55 pmPDX - SNN
2 stops27h 25mAmerican Airlines
mié. 7/179:25 pmSNN - PDX
2 stops32h 21mAmerican Airlines
Deal found 5/30$877
dom. 6/309:00 pmPDX - SNN
2 stops25h 05mAmerican Airlines
mié. 7/179:25 pmSNN - PDX
2 stops33h 24mAmerican Airlines
Deal found 5/29$887
dom. 6/3010:59 pmPDX - SNN
1 stop27h 51mKLM
mié. 7/1712:50 pmSNN - PDX
1 stop18h 47mKLM
Deal found 5/30$905
mar. 6/2512:15 amPDX - SNN
1 stop23h 15mUnited Airlines
mié. 7/39:30 amSNN - PDX
2 stops21h 11mUnited Airlines
Deal found 5/29$980
mar. 6/2512:15 amPDX - SNN
1 stop23h 15mUnited Airlines
mié. 7/39:30 amSNN - PDX
1 stop17h 15mUnited Airlines
Deal found 5/29$988
mar. 6/2512:15 amPDX - SNN
1 stop23h 15mUnited Airlines
mié. 7/39:30 amSNN - PDX
2 stops21h 11mUnited Airlines
Deal found 5/29$992

Portland to Shannon 2024 flight deals

Discover exclusive flight deals for travel between Portland and Shannon in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
Scroll through some of the best deals on flights from Portland to Shannon in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
dom. 10/133:00 pmPDX - SNN
2 stops21h 35mAmerican Airlines
lun. 10/219:25 pmSNN - PDX
2 stops29h 08mAmerican Airlines
Deal found 5/29$477
dom. 10/1311:59 pmPDX - SNN
2 stops26h 31mUnited Airlines
lun. 10/2112:30 pmSNN - PDX
1 stop17h 13mUnited Airlines
Deal found 5/29$586
mar. 8/61:33 pmPDX - SNN
2 stops18h 37mAmerican Airlines
mar. 8/209:25 pmSNN - PDX
2 stops30h 34mAmerican Airlines
Deal found 5/29$599
mar. 8/66:22 amPDX - SNN
1 stop20h 28mDelta
mar. 8/2012:50 pmSNN - PDX
1 stop18h 47mDelta
Deal found 5/29$604
mar. 8/66:22 amPDX - SNN
1 stop20h 28mKLM
mar. 8/2012:50 pmSNN - PDX
2 stops28h 11mKLM
Deal found 5/29$608
dom. 10/137:15 pmPDX - SNN
1 stop12h 55mBritish Airways
lun. 10/219:25 pmSNN - PDX
1 stop28h 00mBritish Airways
Deal found 5/29$648
lun. 8/512:59 amPDX - SNN
2 stops21h 06mAmerican Airlines
mar. 8/202:50 pmSNN - PDX
2 stops29h 53mAmerican Airlines
Deal found 5/29$717
mar. 8/611:34 amPDX - SNN
2 stops20h 36mAmerican Airlines
mar. 8/137:40 amSNN - PDX
2 stops21h 23mAmerican Airlines
Deal found 5/29$833
lun. 8/512:20 amPDX - SNN
1 stop23h 10mUnited Airlines
mar. 8/139:30 amSNN - PDX
1 stop21h 00mUnited Airlines
Deal found 5/29$834

One-way flights to Shannon from Portland

Search for one-way flight options from Portland to Shannon. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
Take a look at some of the one-way flights we've detected from Portland to Shannon. Users can also find round-trip Portland to Shannon flights by using the search form above.
sáb. 7/67:40 pmPDX - SNN
2 stops27h 50mUnited Airlines
Deal found 5/29$506
sáb. 7/62:10 pmPDX - SNN
1 stop33h 20mUnited Airlines
Deal found 5/29$524
vie. 7/512:32 amPDX - SNN
1 stop22h 58mUnited Airlines
Deal found 5/29$556
vie. 7/512:32 amPDX - SNN
3 stops25h 58mUnited Airlines
Deal found 5/29$562

Find flights from Portland to Shannon within your budget

Customize your flight search to find flights from Portland to Shannon 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, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$477 - $1,628

Route

Depart

Return

Price

PortlandShannon

PDX - SNN

PDXSNN

Portland

dom. 10/13

2 stops21h 35m

Shannon

lun. 10/21

2 stops29h 08m

$477

PortlandShannon

PDX - SNN

PDXSNN

Portland

dom. 10/13

2 stops26h 31m

Shannon

lun. 10/21

1 stop17h 13m

$586

PortlandShannon

PDX - SNN

PDXSNN

Portland

mar. 8/6

2 stops18h 37m

Shannon

mar. 8/20

2 stops30h 34m

$599

PortlandShannon

PDX - SNN

PDXSNN

Portland

mar. 8/6

1 stop20h 28m

Shannon

mar. 8/20

1 stop18h 47m

$604

PortlandShannon

PDX - SNN

PDXSNN

Portland

mar. 8/6

1 stop20h 28m

Shannon

mar. 8/20

2 stops28h 11m

$608

PortlandShannon

PDX - SNN

PDXSNN

Portland

dom. 10/13

1 stop12h 55m

Shannon

lun. 10/21

1 stop28h 00m

$648

PortlandShannon

PDX - SNN

PDXSNN

Portland

lun. 8/5

2 stops21h 06m

Shannon

mar. 8/20

2 stops29h 53m

$717

PortlandShannon

PDX - SNN

PDXSNN

Portland

lun. 8/5

1 stop23h 10m

Shannon

mar. 8/13

1 stop21h 00m

$834

PortlandShannon

PDX - SNN

PDXSNN

Portland

dom. 10/13

3 stops21h 50m

Shannon

lun. 10/21

3 stops28h 30m

$1,628

Flights are sorted by cheapest first

Deals found on 5/29

What is the cheapest day to fly from Portland to Shannon?

Use this chart to determine the cheapest time to fly round-trip from Portland to Shannon. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to Shannon flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Portland to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Shannon by month

Plan your trip to Shannon by taking into account the average temperature and rainfall totals by month.

SNN

Temperature

42.8 - 60.8 °F

Reviews of airlines servicing Shannon

Get insights into the airlines that provide service to Shannon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Shannon. Reviews last updated mayo 30, 2024.
Read through reviews of airlines operating flights from Portland to Shannon, such as KLM, American Airlines and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,457 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,457 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,520 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,777 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,284 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

British Airways
6.8
Okay
6,765 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Comfort

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Portland to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Portland to Shannon for under $500 on Cheapflights?

    Yes, there are multiple flights from Portland to Shannon for under $500. The cheapest flight booked recently is on American Airlines for just $477, but on average you can expect to pay $790.

  • What are the cheapest airlines flying from Portland to Shannon round-trip?

    Cheapflights users have booked flights from Portland to Shannon round-trip from $477. Other airlines that can offer you cheap pricing are United Airlines, from $586, and Delta, from $604. These flights start at 41% lower than the current average price 3 months from now.

  • What does PDX to SNN mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Portland Airport to Shannon Airport flight would often be abbreviated as a PDX to SNN flight.

  • Can I find deals for flights from Portland to Shannon that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Shannon flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Shannon with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Shannon flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Portland to Shannon that include hotel bookings?

    Yes. In addition to deals on Portland to Shannon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Shannon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Shannon.

  • Can I find deals for business class flights from Portland to Shannon?

    Yes. Cheapflights offers flight deals from Portland to Shannon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Portland to Shannon that allow pets onboard?

    Many airlines flying from Portland to Shannon offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Shannon?

    Yes, you can often find last-minute deals on Portland to Shannon flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to Shannon flight deals updated?

    The Portland to Shannon flight deals you see on this page were last updated on 5/29.

  • What are the most popular airlines that fly from Portland to Shannon?

    Before booking your flight from Portland to Shannon check out the most popular airlines for this route: American Airlines, British Airways or Aer Lingus.

  • What is the cheapest month to book a flight from Portland to Shannon?

    Currently, February is the cheapest month in which you can book a flight from Portland to Shannon (average of $533). Flying from Portland to Shannon in June is currently the most expensive (average of $1,023). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Portland to Shannon
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from Portland to Shannon

Discover the top 4 airlines that operate flights from Portland to Shannon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$492Average$689FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$548Average$918FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest$696Average$1,037FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest$802Average$1,179FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
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Search flights from Portland to Shannon by cabin class

Find flights from Portland to Shannon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Shannon?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portland to Shannon. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Portland to Shannon?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portland to Shannon for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Portland to Shannon with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portland to Shannon, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Portland to Shannon become cheaper?

Yes! Start tracking prices for Portland to Shannon flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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