$400+ Cheap flights from Ontario (ONT) to Dublin (DUB)
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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DUB
May 2 — May 91
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ontario to Dublin 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 Ontario to Dublin
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to DublinExplore the most affordable flight options available from Ontario to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
Explore the most affordable flight options available from Ontario to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:10 pm
ONT
- DUB
1 stop25h 50m
JetBlue
Thu 5/2811:30 am
DUB
- ONT
1 stop17h 17m
JetBlue
Deal found 4/1![JetBlue logo]()
$828
This Booking.com deal was found by Cheapflights users on 4/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:00 am
ONT
- DUB
2 stops39h 45m
Air Canada
Wed 9/29:50 am
DUB
- ONT
2 stops40h 21m
Air Canada
Deal found 4/2![Air Canada logo]()
$844
This United Airlines deal was found by Cheapflights users on 3/31. 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 8/187:00 am
ONT
- DUB
1 stop18h 45m
United Airlines
Tue 9/19:50 am
DUB
- ONT
2 stops40h 29m
United Airlines
Deal found 3/31![United Airlines logo]()
$848
This Booking.com deal was found by Cheapflights users on 4/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:00 am
ONT
- DUB
2 stops43h 15m
Air Canada
Tue 9/19:50 am
DUB
- ONT
2 stops43h 02m
Air Canada
Deal found 4/2![Air Canada logo]()
$856
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 4/241:43 pm
ONT
- DUB
2 stops58h 32m
United Airlines
Tue 5/129:50 am
DUB
- ONT
2 stops42h 46m
United Airlines
Deal found 4/2![United Airlines logo]()
$867
This KLM deal was found by Cheapflights users on 4/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:00 am
ONT
- DUB
2 stops17h 55m
KLM
Tue 5/55:55 am
DUB
- ONT
2 stops19h 20m
KLM
Deal found 4/1![KLM logo]()
$868
This American Airlines deal was found by Cheapflights users on 3/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:29 pm
ONT
- DUB
1 stop26h 06m
American Airlines
Wed 4/2911:45 am
DUB
- ONT
1 stop17h 22m
American Airlines
Deal found 3/29![American Airlines logo]()
$869
This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/192:08 pm
ONT
- DUB
1 stop35h 37m
American Airlines
Tue 5/59:30 am
DUB
- ONT
1 stop35h 48m
American Airlines
Deal found 4/1![American Airlines logo]()
$872
This Delta deal was found by Cheapflights users on 3/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:00 am
ONT
- DUB
1 stop16h 45m
Delta
Wed 11/259:45 am
DUB
- ONT
1 stop16h 33m
Delta
Deal found 3/29![Delta logo]()
$875
Best flights from Ontario to DublinDiscover carefully curated flight deals from Ontario to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from Ontario to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This United Airlines deal was found by Cheapflights users on 4/1. 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 8/185:45 am
ONT
- DUB
2 stops17h 45m
United Airlines
Tue 9/19:50 am
DUB
- ONT
2 stops40h 29m
United Airlines
Deal found 4/1![United Airlines logo]()
$852
This KLM deal was found by Cheapflights users on 4/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1910:15 pm
ONT
- DUB
1 stop26h 30m
KLM
Tue 5/55:55 am
DUB
- ONT
2 stops18h 30m
KLM
Deal found 4/1![KLM logo]()
$868
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:00 am
ONT
- DUB
1 stop17h 45m
Delta
Fri 9/411:00 am
DUB
- ONT
1 stop15h 01m
Delta
Deal found 4/2![Delta logo]()
$879
This Delta deal was found by Cheapflights users on 3/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:00 am
ONT
- DUB
1 stop17h 45m
Delta
Tue 9/111:00 am
DUB
- ONT
1 stop15h 01m
Delta
Deal found 3/29![Delta logo]()
$879
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Fri 4/245:10 am
ONT
- DUB
3 stops21h 30m
United Airlines
Tue 5/1211:35 am
DUB
- ONT
2 stops17h 01m
United Airlines
Deal found 3/29![United Airlines logo]()
$917
This KLM deal was found by Cheapflights users on 4/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:05 am
ONT
- DUB
1 stop17h 40m
KLM
Sun 5/1011:00 am
DUB
- ONT
1 stop15h 36m
KLM
Deal found 4/1![KLM logo]()
$945
This United Airlines deal was found by Cheapflights users on 3/28. 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.
Wed 5/67:00 am
ONT
- DUB
2 stops16h 20m
United Airlines
Mon 5/1112:30 pm
DUB
- ONT
2 stops18h 05m
United Airlines
Deal found 3/28![United Airlines logo]()
$917
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:00 am
ONT
- DUB
1 stop17h 45m
Delta
Mon 8/3111:00 am
DUB
- ONT
1 stop15h 01m
Delta
Deal found 4/2![Delta logo]()
$945
This United Airlines deal was found by Cheapflights users on 3/28. 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 5/57:00 am
ONT
- DUB
2 stops16h 30m
United Airlines
Fri 5/159:20 am
DUB
- ONT
2 stops40h 32m
United Airlines
Deal found 3/28![United Airlines logo]()
$937
Last-minute flights from Ontario to DublinDiscover last-minute flight deals from Ontario to Dublin. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Dublin. Data last updated April 2, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:29 pm
ONT
- DUB
1 stop26h 06m
American Airlines
Wed 4/2911:45 am
DUB
- ONT
1 stop17h 22m
American Airlines
Deal found 3/29![American Airlines logo]()
$869
This KLM deal was found by Cheapflights users on 4/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:00 am
ONT
- DUB
2 stops17h 55m
KLM
Tue 5/55:55 am
DUB
- ONT
2 stops19h 20m
KLM
Deal found 4/1![KLM logo]()
$868
This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/192:08 pm
ONT
- DUB
1 stop35h 37m
American Airlines
Tue 5/59:30 am
DUB
- ONT
1 stop35h 48m
American Airlines
Deal found 4/1![American Airlines logo]()
$872
This lastminute.com deal was found by Cheapflights users on 3/29. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1910:55 am
ONT
- DUB
1 stop14h 50m
Iberia
Tue 5/59:30 am
DUB
- ONT
1 stop19h 24m
Iberia
Deal found 3/29![Iberia logo]()
$877
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 4/241:43 pm
ONT
- DUB
2 stops58h 32m
United Airlines
Tue 5/129:50 am
DUB
- ONT
2 stops42h 46m
United Airlines
Deal found 4/2![United Airlines logo]()
$867
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:10 pm
ONT
- DUB
1 stop25h 50m
JetBlue
Thu 5/2811:30 am
DUB
- ONT
1 stop17h 17m
JetBlue
Deal found 4/1![JetBlue logo]()
$828
This Turkish Airlines deal was found by Cheapflights users on 4/1. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:10 pm
ONT
- DUB
2 stops39h 55m
Turkish Airlines
Thu 5/285:45 am
DUB
- ONT
2 stops47h 02m
Turkish Airlines
Deal found 4/1![Turkish Airlines logo]()
$852
One-way flights from Ontario to DublinSearch for one-way flight options from Ontario to Dublin. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from Ontario to Dublin. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/263:34 pm
ONT
- DUB
3 stops47h 26m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:39 pm
ONT
- DUB
2 stops34h 51m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$440
This FlightHub deal was found by Cheapflights users on 3/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1811:25 pm
ONT
- DUB
1 stop25h 35m
JetBlue
Deal found 3/31![JetBlue logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:06 pm
ONT
- DUB
3 stops30h 49m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:00 am
ONT
- DUB
3 stops27h 55m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$461
This BusinessClass deal was found by Cheapflights users on 3/30. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:10 pm
ONT
- DUB
1 stop25h 50m
JetBlue
Deal found 3/30![JetBlue logo]()
$464
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:59 pm
ONT
- DUB
3 stops55h 21m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$474
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2511:51 am
ONT
- DUB
3 stops36h 29m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$492
Find flight deals from Ontario to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Dublin (DUB). 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 April 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $828 (Expedia) |
One-way from | $400 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $733 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Dublin 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 April 2, 2026.
Use the filters below to find and compare flights from Ontario to Dublin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Tue 8/18
5:45 am-7:30 am
2 stops17h 45m
Dublin
Tue 9/1
9:50 am-6:19 pm
2 stops40h 29m
$852
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Sun 4/19
10:15 pm-8:45 am
1 stop26h 30m
Dublin
Tue 5/5
5:55 am-4:25 pm
2 stops18h 30m
$868
Quickest round-trip
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Tue 8/18
7:00 am-8:45 am
1 stop17h 45m
Dublin
Fri 9/4
11:00 am-6:01 pm
1 stop15h 01m
$879
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Tue 8/18
7:00 am-8:45 am
1 stop17h 45m
Dublin
Tue 9/1
11:00 am-6:01 pm
1 stop15h 01m
$879
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Fri 4/24
5:10 am-10:40 am
3 stops21h 30m
Dublin
Tue 5/12
11:35 am-8:36 pm
2 stops17h 01m
$917
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Wed 5/6
7:00 am-7:20 am
2 stops16h 20m
Dublin
Mon 5/11
12:30 pm-10:35 pm
2 stops18h 05m
$917
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Tue 5/5
7:00 am-7:30 am
2 stops16h 30m
Dublin
Fri 5/15
9:20 am-5:52 pm
2 stops40h 32m
$937
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Sat 4/25
7:05 am-8:45 am
1 stop17h 40m
Dublin
Sun 5/10
11:00 am-6:36 pm
1 stop15h 36m
$945
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Sat 8/15
7:00 am-8:45 am
1 stop17h 45m
Dublin
Mon 8/31
11:00 am-6:01 pm
1 stop15h 01m
$945
Cheapest one-way
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Mon 4/20
7:00 am-9:45 am
1 stop18h 45m
$583
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Ontario to Dublin
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 Ontario to Dublin in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Ontario-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Dublin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Dublin 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 Ontario-Dublin 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 Ontario to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Ontario with our price prediction graph.
ONT-DUB
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 Ontario to Dublin
Reviews of airlines servicing Dublin
Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated April 2, 2026.
Peruse reviews from past customers who have flown with American Airlines from Ontario to Dublin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.9
Food
6.4
Overall
7.1
Boarding
7.5
Comfort
7.2
Crew
8.0
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Entertainment
6.9
Food
6.4
Overall
7.1
Boarding
7.5
Comfort
7.2
Crew
8.0
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Related info for your journey
Find useful and relevant information for your journey from Ontario to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsMaynooth
Castleknock
Leixlip
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.
Alternative routes
Complete your trip
Dublin flight routes
Flights by cabin class
Other flight options
Other flights from Ontario
Popular flights
Alternative routes for Ontario to Dublin
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Dublin by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Dublin
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 2, 2026.
Search flights from Ontario to Dublin by cabin class
Find flights from Ontario to Dublin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Dublin flights
Browse other Ontario and Dublin flight options. Last updated on April 2, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on April 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Ontario to Dublin
Discover the top airline that operate flights from Ontario to Dublin. 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 April 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$683 | Average$890 | FlexibilityNo cancel fee | On-time71% |