How do I get Price Alerts for flights from Ontario to Shannon, Clare?

Search flight deals from Ontario to Shannon, Clare . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Ontario to Shannon, Clare with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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

Prices for flights from Ontario Airport to Shannon Airport were last updated today.

How old do you have to be to fly from Ontario Airport to Shannon Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Shannon Airport.

What documentation or ID do you need to fly to Shannon Airport?

The travel and health documents required for your trip to Shannon 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 licence, and a passport valid for six-months after you plan to arrive at Shannon Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

€728 Cheap Flights from Ontario to Shannon, Clare in 2026

Find the cheapest flights from Ontario to Shannon

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

06:00 - 10:15ONT Ontario-SNN Shannon

20h 15m2 stops Houston George Bush Intcntl Newark

12:30 - 20:58SNN Shannon-ONT Ontario

16h 28m2 stops Newark Denver Intl

€728United Airlines

Sun, 4 Oct - Tue, 13 Oct

09:25 - 10:15ONT Ontario-SNN Shannon

16h 50m2 stops San Francisco Newark

12:30 - 21:59SNN Shannon-ONT Ontario

17h 29m2 stops Newark Houston George Bush Intcntl

€771United Airlines

Fri, 16 Oct - Fri, 23 Oct

09:25 - 10:15ONT Ontario-SNN Shannon

16h 50m2 stops San Francisco Newark

12:30 - 12:46SNN Shannon-ONT Ontario

32h 16m2 stops Newark Denver Intl

€781United Airlines

Thu, 15 Oct - Thu, 22 Oct

08:03 - 10:15ONT Ontario-SNN Shannon

18h 12m2 stops San Francisco Newark

12:30 - 22:49SNN Shannon-ONT Ontario

18h 19m2 stops Newark Chicago O'Hare Intl

€823United Airlines

Sat, 3 Oct - Sat, 10 Oct

12:44 - 19:25ONT Ontario-SNN Shannon

22h 41m2 stops Dallas/Fort Worth London Heathrow

07:50 - 23:17SNN Shannon-ONT Ontario

23h 27m2 stops London Heathrow Dallas/Fort Worth

€845British Airways

Thu, 7 Jan - Wed, 13 Jan

07:00 - 07:30ONT Ontario-SNN Shannon

16h 30m1 stop Chicago O'Hare Intl

12:30 - 12:46SNN Shannon-ONT Ontario

32h 16m2 stops Newark Denver Intl

€901United Airlines

Mon, 21 Sep - Tue, 29 Sep

07:00 - 07:30ONT Ontario-SNN Shannon

16h 30m1 stop Chicago O'Hare Intl

09:30 - 22:59SNN Shannon-ONT Ontario

21h 29m1 stop Chicago O'Hare Intl

€911United Airlines

Fri, 18 Sep - Mon, 21 Sep

05:00 - 10:15ONT Ontario-SNN Shannon

21h 15m2 stops Denver Intl Newark

12:30 - 22:49SNN Shannon-ONT Ontario

18h 19m2 stops Newark Chicago O'Hare Intl

€982United Airlines

Wed, 7 Oct - Sat, 17 Oct

06:00 - 07:30ONT Ontario-SNN Shannon

17h 30m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

12:30 - 20:58SNN Shannon-ONT Ontario

16h 28m2 stops Newark Denver Intl

€1,007United Airlines

Mon, 21 Sep - Tue, 29 Sep

22:39 - 06:00ONT Ontario-SNN Shannon

23h 21m1 stop New York John F Kennedy Intl

16:50 - 10:17SNN Shannon-ONT Ontario

49h 27m2 stops London Heathrow Seattle/Tacoma Intl

€1,048Multiple Airlines

Sat, 3 Oct - Sat, 10 Oct

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United Airlines flights from Ontario to Shannon, Clare

Our best United Airlines deals on Ontario to Shannon, Clare flight tickets

United Airlines

4 Oct

ONT06:00Ontario

20h 15m

2 stops

SNN10:15Shannon

13 Oct

SNN12:30Shannon

16h 28m

2 stops

ONT20:58Ontario

€728

United Airlines

16 Oct

ONT09:25Ontario

16h 50m

2 stops

SNN10:15Shannon

23 Oct

SNN12:30Shannon

17h 29m

2 stops

ONT21:59Ontario

€771

United Airlines

15 Oct

ONT09:25Ontario

16h 50m

2 stops

SNN10:15Shannon

22 Oct

SNN12:30Shannon

32h 16m

2 stops

ONT12:46Ontario

€781

British Airways flights from Ontario to Shannon, Clare

Our best British Airways deals on Ontario to Shannon, Clare flight tickets

British Airways

7 Jan

ONT12:44Ontario

22h 41m

2 stops

SNN19:25Shannon

13 Jan

SNN07:50Shannon

23h 27m

2 stops

ONT23:17Ontario

€845

British Airways

23 Dec

ONT10:34Ontario

22h 11m

2 stops

SNN16:45Shannon

2 Jan

SNN07:50Shannon

22h 12m

2 stops

ONT22:02Ontario

€2,491

British Airways

23 Dec

ONT14:22Ontario

18h 23m

2 stops

SNN16:45Shannon

2 Jan

SNN07:50Shannon

22h 12m

2 stops

ONT22:02Ontario

€3,280

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Sun 4/10

06:00-10:15

2 stops20h 15m

Shannon

Tue 13/10

12:30-20:58

2 stops16h 28m

€728

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Fri 16/10

09:25-10:15

2 stops16h 50m

Shannon

Fri 23/10

12:30-21:59

2 stops17h 29m

€771

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Thu 15/10

09:25-10:15

2 stops16h 50m

Shannon

Thu 22/10

12:30-12:46

2 stops32h 16m

€781

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Sat 3/10

08:03-10:15

2 stops18h 12m

Shannon

Sat 10/10

12:30-22:49

2 stops18h 19m

€823

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Thu 7/1

12:44-19:25

2 stops22h 41m

Shannon

Wed 13/1

07:50-23:17

2 stops23h 27m

€845

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Mon 21/9

07:00-07:30

1 stop16h 30m

Shannon

Tue 29/9

12:30-12:46

2 stops32h 16m

€901

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Fri 18/9

07:00-07:30

1 stop16h 30m

Shannon

Mon 21/9

09:30-22:59

1 stop21h 29m

€911

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Wed 7/10

05:00-10:15

2 stops21h 15m

Shannon

Sat 17/10

12:30-22:49

2 stops18h 19m

€982

Fastest return journey

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Mon 21/9

06:00-07:30

2 stops17h 30m

Shannon

Tue 29/9

12:30-20:58

2 stops16h 28m

€1,007

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Sat 3/10

22:39-06:00

1 stop23h 21m

Shannon

Sat 10/10

16:50-10:17

2 stops49h 27m

€1,048

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Ontario to Shannon, Clare

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

Estimated return price

Cheap Ontario to Shannon, Clare (ONT to SNN) flight deals and tips

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

Best price found	€728
Fastest flight time	16h 30m
Direct flights	None

The best flight deal from Ontario to Shannon, Clare found on momondo in the last 72 hours is €728

The fastest flight from Ontario to Shannon, Clare takes 16h 30m

There are no direct flights from Ontario to Shannon, Clare. There are no popular flight routes from Ontario to Shannon, Clare.

Search flight deals

Frequently asked questions about flying from Ontario to Shannon, Clare

How far is Ontario to Shannon by plane?
Ontario and Shannon are 8167.8 km apart from one another. By plane, this route typically takes 16h 30m.
When did momondo last update prices for flights from Ontario Airport to Shannon Airport?
Prices for flights from Ontario Airport to Shannon Airport were last updated today.
How old do you have to be to fly from Ontario Airport to Shannon Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Shannon Airport.
What documentation or ID do you need to fly to Shannon Airport?
The travel and health documents required for your trip to Shannon 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 licence, and a passport valid for six-months after you plan to arrive at Shannon Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Ontario to Shannon, Clare

How do I get Price Alerts for flights from Ontario to Shannon, Clare?
Search flight deals from Ontario to Shannon, Clare. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Ontario to Shannon, Clare with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Limerick

Ennis

Tipperary

Killaloe

Lahinch

Nenagh

Adare

Bunratty

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Shannon. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Shannon from Ontario with this policy.

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

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 Ontario to Shannon.

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

Of course. momondo tracks the price of Ontario to Shannon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Shannon, Clare trip

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Cheap flights from Ontario to Shannon from €728

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Shannon departing on 4/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Ontario to Shannon

Cheap return flights

Cheap one-way flights

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Ontario to Shannon, Clare

Our best United Airlines deals on Ontario to Shannon, Clare flight tickets

British Airways flights from Ontario to Shannon, Clare

Our best British Airways deals on Ontario to Shannon, Clare flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Shannon, Clare that are best for you.

When to book flights from Ontario to Shannon, Clare

Cheap Ontario to Shannon, Clare (ONT to SNN) flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Shannon, Clare

Frequently asked questions about flying from Ontario to Shannon, Clare

Travelling to a place near Shannon?

Why use momondo?

An easier way to manage your Shannon, Clare trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland

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Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year