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Cheap flights from Ontario to Shannon from $463

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:08 am - 7:30 amONT  Ontario-SNN Shannon
17h 22m2 stops San Francisco Chicago O'Hare Intl
United Airlines Logo
12:30 pm - 8:58 pmSNN  Shannon-ONT Ontario
16h 28m2 stops Newark Denver Intl
$833United Airlines
Sun, Sep 20 - Tue, Oct 6
United Airlines Logo
7:00 am - 7:30 amONT  Ontario-SNN Shannon
16h 30m1 stop Chicago O'Hare Intl
United Airlines Logo
9:30 am - 10:59 pmSNN  Shannon-ONT Ontario
21h 29m1 stop Chicago O'Hare Intl
$901United Airlines
Mon, Sep 14 - Sun, Sep 20
United Airlines Logo
7:00 am - 7:30 amONT  Ontario-SNN Shannon
16h 30m1 stop Chicago O'Hare Intl
United Airlines Logo
9:30 am - 6:11 pmSNN  Shannon-ONT Ontario
16h 41m2 stops Chicago O'Hare Intl San Francisco
$905United Airlines
Mon, Sep 14 - Sun, Sep 20
United Airlines Logo
8:03 am - 10:15 amONT  Ontario-SNN Shannon
18h 12m2 stops San Francisco Newark
United Airlines Logo
12:30 pm - 12:46 pmSNN  Shannon-ONT Ontario
32h 16m2 stops Newark Denver Intl
$988United Airlines
Wed, Sep 30 - Wed, Oct 7
United Airlines Logo
7:00 am - 7:30 amONT  Ontario-SNN Shannon
16h 30m1 stop Chicago O'Hare Intl
United Airlines Logo
12:30 pm - 10:49 pmSNN  Shannon-ONT Ontario
42h 19m2 stops Newark Chicago O'Hare Intl
$1,100United Airlines
Thu, Sep 17 - Mon, Sep 28
United Airlines Logo
6:00 am - 10:15 amONT  Ontario-SNN Shannon
20h 15m2 stops Houston George Bush Intcntl Newark
United Airlines Logo
12:30 pm - 12:46 pmSNN  Shannon-ONT Ontario
32h 16m2 stops Newark Denver Intl
$1,132United Airlines
Fri, Oct 2 - Fri, Oct 9
British Airways Logo
2:22 pm - 4:45 pmONT  Ontario-SNN Shannon
18h 23m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
7:50 am - 11:59 pmSNN  Shannon-ONT Ontario
24h 09m2 stops London Heathrow Dallas/Fort Worth
$1,356British Airways
Sat, Dec 12 - Sat, Dec 26
Air France Logo
7:05 am - 11:10 amONT  Ontario-SNN Shannon
20h 05m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl
Air France Logo
1:05 pm - 4:24 pmSNN  Shannon-ONT Ontario
35h 19m2 stops New York John F Kennedy Intl Salt Lake City
$1,429Air France
Sun, Aug 30 - Thu, Sep 3
United Airlines Logo
7:00 am - 7:30 amONT  Ontario-SNN Shannon
16h 30m1 stop Chicago O'Hare Intl
United Airlines Logo
9:30 am - 10:35 pmSNN  Shannon-ONT Ontario
21h 05m1 stop Chicago O'Hare Intl
$1,666United Airlines
Tue, Sep 1 - Sat, Sep 5

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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
Sep 20
ONT6:08 amOntario
17h 22m
2 stops
SNN7:30 amShannon
Oct 6
SNN12:30 pmShannon
16h 28m
2 stops
ONT8:58 pmOntario
$833
United Airlines
Sep 14
ONT7:00 amOntario
16h 30m
1 stop
SNN7:30 amShannon
Sep 20
SNN9:30 amShannon
21h 29m
1 stop
ONT10:59 pmOntario
$901
United Airlines
Sep 14
ONT7:00 amOntario
16h 30m
1 stop
SNN7:30 amShannon
Sep 20
SNN9:30 amShannon
16h 41m
2 stops
ONT6:11 pmOntario
$905

momondo Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Sun 9/20

6:08 am-7:30 am

2 stops17h 22m

Shannon

Tue 10/6

12:30 pm-8:58 pm

2 stops16h 28m

$833

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Mon 9/14

7:00 am-7:30 am

1 stop16h 30m

Shannon

Sun 9/20

9:30 am-10:59 pm

1 stop21h 29m

$901
Quickest round-trip

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Mon 9/14

7:00 am-7:30 am

1 stop16h 30m

Shannon

Sun 9/20

9:30 am-6:11 pm

2 stops16h 41m

$905

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Wed 9/30

8:03 am-10:15 am

2 stops18h 12m

Shannon

Wed 10/7

12:30 pm-12:46 pm

2 stops32h 16m

$988

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Thu 9/17

7:00 am-7:30 am

1 stop16h 30m

Shannon

Mon 9/28

12:30 pm-10:49 pm

2 stops42h 19m

$1,100

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Fri 10/2

6:00 am-10:15 am

2 stops20h 15m

Shannon

Fri 10/9

12:30 pm-12:46 pm

2 stops32h 16m

$1,132

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Sat 12/12

2:22 pm-4:45 pm

2 stops18h 23m

Shannon

Sat 12/26

7:50 am-11:59 pm

2 stops24h 09m

$1,356

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Sun 8/30

7:05 am-11:10 am

2 stops20h 05m

Shannon

Thu 9/3

1:05 pm-4:24 pm

2 stops35h 19m

$1,429

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Tue 9/1

7:00 am-7:30 am

1 stop16h 30m

Shannon

Sat 9/5

9:30 am-10:35 pm

1 stop21h 05m

$1,666
Cheapest one-way

OntarioShannon

ONT Ontario - SNN Shannon

ONTSNN

Ontario

Mon 9/14

6:00 am-10:15 am

2 stops20h 15m

$463

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Shannon from

How to get the cheapest flight ticket from Ontario to Shannon, Clare

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 Ontario to Shannon?

United Airlines and Lufthansa are the most popular carriers operating from Ontario to Shannon

What airlines fly to Shannon, Clare?

United Airlines, American Airlines and British Airways are the top three most popular airlines that fly to Shannon, Clare from Ontario according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 4 different airlines that fly to Shannon, Clare on a routine basis, so you have a few additional options to choose from.

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 round-trip 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

$463

Fastest flight time

16h 30m

Direct flights

None
The best one-way flight to Shannon, Clare from Ontario in the past 72 hours is $463. The best round-trip flight deal from Ontario to Shannon, Clare found on momondo in the last 72 hours is $833.
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?

    There are 5075.2 mi between Ontario and Shannon. A reasonable flight in good conditions will take 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 are updated daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Shannon Airport.

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

    The necessary travel and health documents for your Shannon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Adare
Bunratty
Lahinch
Tipperary

Why use momondo?

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

Finding the right flight to Shannon from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Shannon quick and easy, saving you time and money.

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

Yes. All flights to Shannon from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

If you are simply researching potential flights to Shannon, momondo offers a useful price alert feature which will track prices for flights to Shannon from Ontario and alert you when they change.

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