HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Shannon

$271+ Cheap flights from Sacramento (SMF) to Shannon (SNN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — SNN
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sacramento to Shannon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Sacramento to Shannon

Cheapest flights from Sacramento to Shannon
Explore the most affordable flight options available from Sacramento to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:40 pm
SMF
-
SNN
2 stops28h 50m
United Airlines
Thu 8/279:30 am
SNN
-
SMF
2 stops16h 04m
United Airlines
Deal found 3/8$586
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:15 am
SMF
-
SNN
2 stops21h 00m
United Airlines
Thu 5/712:30 pm
SNN
-
SMF
2 stops18h 15m
United Airlines
Deal found 3/6$640
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:59 pm
SMF
-
SNN
1 stop23h 31m
United Airlines
Sat 8/159:30 am
SNN
-
SMF
1 stop20h 52m
United Airlines
Deal found 3/7$694
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 am
SMF
-
SNN
2 stops19h 15m
United Airlines
Tue 4/2812:30 pm
SNN
-
SMF
1 stop17h 19m
United Airlines
Deal found 3/6$755
This KAYAK deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1111:59 pm
SMF
-
SNN
1 stop23h 31m
Lufthansa
Sat 7/2512:30 pm
SNN
-
SMF
2 stops29h 05m
Lufthansa
Deal found 3/6$801
This Cheapflightsfares deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/64:55 pm
SMF
-
SNN
2 stops19h 40m
British Airways
Mon 4/139:15 pm
SNN
-
SMF
2 stops26h 19m
British Airways
Deal found 3/9$819
This Air Canada deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2110:37 am
SMF
-
SNN
3 stops21h 33m
Multiple Airlines
Tue 4/287:30 am
SNN
-
SMF
2 stops36h 50m
Multiple Airlines
Deal found 3/6$841

Find flight deals from Sacramento to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Sacramento (SMF) 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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$586
(United Airlines)

One-way from

$271
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$787
Provider with most accurate pricing for Sacramento Intl-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sacramento Intl-Shannon flights.
Search Deals
From Sacramento Intl to Shannon
Search Deals
One-way flight from Sacramento Intl to Shannon
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sacramento 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 2,558,603 searches. Data last updated March 11, 2026.
Use the filters below to find and compare flights from Sacramento to Shannon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Sun 8/23

6:40 pm-7:30 am

2 stops28h 50m

Shannon

Thu 8/27

9:30 am-5:34 pm

2 stops16h 04m

$586
Quickest round-trip

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Tue 4/21

7:00 am-10:15 am

2 stops19h 15m

Shannon

Tue 4/28

12:30 pm-8:56 pm

2 stops16h 26m

$640

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Sun 4/26

5:15 am-10:15 am

2 stops21h 00m

Shannon

Thu 5/7

12:30 pm-10:45 pm

2 stops18h 15m

$640

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Wed 4/22

5:15 am-10:15 am

2 stops21h 00m

Shannon

Wed 4/29

12:30 pm-9:49 pm

1 stop17h 19m

$640

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Sat 8/8

11:59 pm-7:30 am

1 stop23h 31m

Shannon

Sat 8/15

9:30 am-10:22 pm

1 stop20h 52m

$694
Cheapest one-way

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Sat 8/15

4:14 pm-7:30 am

2 stops31h 16m

$271
Quickest one-way

SacramentoShannon

SMF - SNN

SMFSNN

Sacramento Intl

Sat 8/15

7:00 am-7:30 am

1 stop16h 30m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Sorted by cheapest first

Compare providers for flights from Sacramento to Shannon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sacramento to Shannon in March.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sacramento-Shannon, Clare flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sacramento-Shannon, Clare flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sacramento-Shannon, Clare flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sacramento-Shannon, Clare flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sacramento-Shannon, Clare flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sacramento to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Sacramento 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.

Cheapflights Insights

Everything you need to know about your flight from Sacramento to Shannon

What is the cheapest month to book a flight from Sacramento to Shannon, Clare?

Currently, April is the cheapest month in which you can book a flight from Sacramento to Shannon, Clare (average of $508). Flying from Sacramento to Shannon, Clare in June is currently the most expensive (average of $757). 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.

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 March 11, 2026.
See what other customers who have flown with United Airlines from Sacramento to Shannon have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,414 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,414 reviews
United Airlines
7.4
Good
9,414 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • How long is the flight from Sacramento to Shannon, Clare?

    A quick flight from Sacramento to Shannon, Clare can take about 28h 50m. United Airlines provides one of the quickest options available for as low as $586. Airlines will cover a distance of 4947 mi.

  • What is the cheapest airline to fly from Sacramento to Shannon, Clare round-trip?

    United Airlines, at $615, was found to be the cheapest airline from Sacramento to Shannon, Clare..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sacramento 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.

  • What is the cheapest month to book a flight from Sacramento to Shannon, Clare?

    Currently, April is the cheapest month in which you can book a flight from Sacramento to Shannon, Clare (average of $508). Flying from Sacramento to Shannon, Clare in June is currently the most expensive (average of $757). 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

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Ennis

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Sacramento to Shannon

Discover the top airline that operate flights from Sacramento 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 2,558,603 searches. Data last updated March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$615Average$914FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights