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Cheap flights from Portland (PWM) to Shannon (SNN) from $827

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 10/1. 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.
PWM — SNN
May 6 — May 131
From?
To?
Mon 5/6
Mon 5/13
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 (PWM) 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 May 1, 2024.

Round-trip from

$533
From Portland to Shannon
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What is the cheapest day to fly round-trip from Portland, Maine to Shannon?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 4% on your flight compared to booking on days when demand is much higher.

When is the cheapest time to fly from Portland, Maine to Shannon (PWM - SNN)?

When flying from Portland, Maine to Shannon, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 2,899,487 searches. Data last updated May 1, 2024.
Tue 10/16:05 amPWM - SNN
2 stops23h 25mUnited Airlines
Thu 10/1012:30 pmSNN - PWM
1 stop11h 14mUnited Airlines
Deal found 4/30$827
Tue 10/14:17 pmPWM - SNN
2 stops18h 53mAmerican Airlines
Thu 10/107:40 amSNN - PWM
2 stops19h 34mAmerican Airlines
Deal found 4/30$872
Tue 10/11:10 pmPWM - SNN
1 stop11h 55mMultiple Airlines
Thu 10/102:50 pmSNN - PWM
1 stop11h 38mMultiple Airlines
Deal found 4/30$1,360
Tue 10/15:00 pmPWM - SNN
3 stops18h 10mAir Canada
Thu 10/107:40 amSNN - PWM
3 stops29h 15mAir Canada
Deal found 4/30$1,531
Tue 10/16:00 amPWM - SNN
3 stops24h 20mMultiple Airlines
Thu 10/107:40 amSNN - PWM
2 stops16h 04mMultiple Airlines
Deal found 4/30$5,237

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 2,899,487 searches. Data last updated May 1, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$827 - $5,237

Route

Depart

Return

Price

PortlandShannon

PWM - SNN

PWMSNN

Portland

Tue 10/1

2 stops23h 25m

Shannon

Thu 10/10

1 stop11h 14m

$827

PortlandShannon

PWM - SNN

PWMSNN

Portland

Tue 10/1

2 stops18h 53m

Shannon

Thu 10/10

2 stops19h 34m

$872

PortlandShannon

PWM - SNN

PWMSNN

Portland

Tue 10/1

1 stop11h 55m

Shannon

Thu 10/10

1 stop11h 38m

$1,360

PortlandShannon

PWM - SNN

PWMSNN

Portland

Tue 10/1

3 stops18h 10m

Shannon

Thu 10/10

3 stops29h 15m

$1,531

PortlandShannon

PWM - SNN

PWMSNN

Portland

Tue 10/1

3 stops24h 20m

Shannon

Thu 10/10

2 stops16h 04m

$5,237

Flights are sorted by cheapest first

Deals found on 4/30

When is the cheapest time to fly from Portland, Maine to Shannon?

Use this chart to determine the cheapest time to fly round-trip from Portland to Shannon. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland, Maine to Shannon flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Shannon by month

Plan your trip from Portland to Shannon by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Shannon is currently $0 while a round-trip flight costs $1,965. Price data was last updated on April 28, 2024.

Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Shannon (average of $533). Flying from Portland, Maine to Shannon in June is currently the most expensive (average of $1,060). 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.

January

$620

February

$533

March

$614

April

$695

May

$838

June

$1,060

July

$1,042

August

$907

September

$815

October

$662

November

$584

December

$649

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 May 1, 2024.
United Airlines
7.4
Good
11,159 reviews
Check prices

Entertainment

7.1

Food

6.7

Boarding

7.7

Comfort

7.2

Overall

7.4

Crew

8.1

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

United Airlines
7.4
Good
11,159 reviews
United Airlines
7.4
Good
11,159 reviews
Check prices

Entertainment

7.1

Food

6.7

Boarding

7.7

Comfort

7.2

Overall

7.4

Crew

8.1

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

American Airlines
7.3
Good
14,788 reviews
United Airlines
7.4
Good
11,159 reviews
Check prices

Entertainment

7.1

Food

6.7

Boarding

7.7

Comfort

7.2

Overall

7.4

Crew

8.1

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

Air Canada
7.0
Good
6,888 reviews
United Airlines
7.4
Good
11,159 reviews
Check prices

Entertainment

7.1

Food

6.7

Boarding

7.7

Comfort

7.2

Overall

7.4

Crew

8.1

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

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, Maine to Shannon for under $900 on Cheapflights?

    Yes, there are multiple flights from Portland, Maine to Shannon for under $900. The cheapest flight booked recently is on United Airlines for just $827, but on average you can expect to pay $1,965.

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

    According to our current data, United Airlines ($827), American Airlines ($872), and Air Canada ($1,531) offers the cheapest pricing from Portland, Maine to Shannon.

  • What does PWM to SNN mean?

    This is defined as Portland Airport (PWM) and Shannon Airport (SNN). Codes like Shannon Airport are often used to just call airports uniquely.

  • 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, Maine to Shannon flight deals updated?

    The Portland, Maine to Shannon flight deals you see on this page were last updated on 4/30.

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Top airline flying from Portland to Shannon

Discover the top airline 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 2,899,487 searches. Data last updated May 1, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,074Average$1,410FlexibilityNo cancel feeOn-time69%
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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.
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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 makes it easy to find Portland to Shannon flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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?

Need flexible booking options for your flight to Shannon from Portland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Shannon from Portland today and book when prices fit your budget.

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