Cheap flights from Ontario (ONT) to Shannon (SNN)

ONT — SNN
Aug 16 — Aug 231

How far in advance should I book a flight from Ontario to Shannon?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 47 days in advance, which can save you up to 33% on flights from Ontario to Shannon compared to booking the week you need them. Waiting 47 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $886. For sooner than that we have options available in the next 3 days from $966.

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

Our data shows that February tends to be the cheapest month to fly to Shannon from Ontario. Users have commonly found prices around $790 for the month, but tickets can be as low as $580. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Ontario to Shannon (ONT - SNN)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Shannon as you normally would.

Cheap flights from Ontario to Shannon in August, September 2022

The best prices found for ONT to SNN flights for August, September
Sep 13 - Sep 15
ONT

Ontario

SNN

Shannon

2 stops

16h 23m
SNN

Shannon

ONT

Ontario

2 stops

38h 31m
$988

British Airways

Pick Dates

Deal found 8/8/22

Sep 13 - Sep 15
ONT

Ontario

SNN

Shannon

1 stop

22h 19m
SNN

Shannon

ONT

Ontario

1 stop

16h 55m
$1,329

Multiple Airlines

Pick Dates

Deal found 8/8/22

Aug 12 - Aug 19
ONT

Ontario

SNN

Shannon

2 stops

20h 49m
SNN

Shannon

ONT

Ontario

2 stops

21h 22m
$1,894

American Airlines

Pick Dates

Deal found 9/8/22

Ontario to Shannon 2022 flight deals

Cheap flights to Shannon from Ontario found for this year
Oct 8 - Oct 16
ONT

Ontario

SNN

Shannon

2 stops

20h 50m
SNN

Shannon

ONT

Ontario

2 stops

20h 57m
$936

United Airlines

Pick Dates

Deal found 9/8/22

Sep 13 - Sep 15
ONT

Ontario

SNN

Shannon

2 stops

16h 23m
SNN

Shannon

ONT

Ontario

2 stops

38h 31m
$988

British Airways

Pick Dates

Deal found 8/8/22

Oct 23 - Nov 1
ONT

Ontario

SNN

Shannon

1 stop

22h 19m
SNN

Shannon

ONT

Ontario

1 stop

16h 49m
$1,077

Multiple Airlines

Pick Dates

Deal found 10/8/22

Cheap British Airways flights from Ontario to Shannon

Oct 23 - Nov 1
ONT

Ontario

SNN

Shannon

2 stops

16h 22m
SNN

Shannon

ONT

Ontario

2 stops

18h 59m
$1,096

British Airways

Pick Dates

Deal found 10/8/22

Nov 8 - Nov 19
ONT

Ontario

SNN

Shannon

2 stops

17h 03m
SNN

Shannon

ONT

Ontario

2 stops

18h 32m
$5,209

British Airways

Pick Dates

Deal found 9/8/22

Sep 11 - Sep 24
ONT

Ontario

SNN

Shannon

2 stops

16h 23m
SNN

Shannon

ONT

Ontario

2 stops

20h 08m
$12,509

British Airways

Pick Dates

Deal found 9/8/22

One-way flights to Shannon from Ontario

The cheapest one-way flights from Ontario to Shannon
Oct 12
ONT

Ontario

SNN

Shannon

2 stops

21h 12m
$525

American Airlines

Pick Dates

Deal found 9/8/22

Oct 12
ONT

Ontario

SNN

Shannon

1 stop

22h 19m
$576

Multiple Airlines

Pick Dates

Deal found 9/8/22

Aug 28
ONT

Ontario

SNN

Shannon

2 stops

19h 20m
$6,749

British Airways

Pick Dates

Deal found 10/8/22

Related info for your journey

Useful info, stats and facts about Ontario to Shannon flights.

Can I find flights from Ontario to Shannon for under $800 on Cheapflights?

Yes, there are multiple flights from Ontario to Shannon for under $800. The cheapest flight booked recently is on Multiple Airlines for just $702, but on average you can expect to pay $5,098.

What are the cheapest flights from Ontario to Shannon?

On average you can expect to pay $915 for a flight from Ontario to Shannon. The cheapest flight overall is $915 while the most popular route, (Ontario - Shannon) is currently priced at $936.

Alternative routes for Ontario to Shannon

See prices for flight routes from nearby airports that may be better suited for you.