$340+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DUB
Aug 11 — Aug 181
Round-trip
1 adult, Economy
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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 July 12, 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 July 12, 2026.
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 am
ONT
- DUB
1 stop18h 45m
United Airlines
Mon 9/149:20 am
DUB
- ONT
2 stops45h 39m
United Airlines
Deal found 7/9![United Airlines logo]()
$727
This Air Canada deal was found by Cheapflights users on 7/11. 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.
Mon 8/246:00 am
ONT
- DUB
2 stops17h 45m
Multiple Airlines
Mon 8/319:50 am
DUB
- ONT
3 stops35h 00m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$739
This American Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 8/612:33 pm
ONT
- DUB
1 stop13h 12m
American Airlines
Thu 8/2012:40 pm
DUB
- ONT
1 stop14h 07m
American Airlines
Deal found 7/11![American Airlines logo]()
$749
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Mon 8/245:00 am
ONT
- DUB
2 stops18h 45m
United Airlines
Mon 8/319:50 am
DUB
- ONT
2 stops20h 45m
United Airlines
Deal found 7/11![United Airlines logo]()
$754
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:05 am
ONT
- DUB
1 stop17h 40m
Delta
Wed 8/195:55 am
DUB
- ONT
2 stops25h 39m
Delta
Deal found 7/8![Delta logo]()
$755
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 am
ONT
- DUB
1 stop18h 45m
United Airlines
Mon 9/149:50 am
DUB
- ONT
2 stops19h 03m
United Airlines
Deal found 7/9![United Airlines logo]()
$756
This lastminute.com deal was found by Cheapflights users on 7/8. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:33 pm
ONT
- DUB
1 stop13h 12m
Iberia
Thu 8/2012:40 pm
DUB
- ONT
1 stop18h 19m
Iberia
Deal found 7/8![Iberia logo]()
$758
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 July 12, 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 July 12, 2026.
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 am
ONT
- DUB
2 stops16h 20m
United Airlines
Fri 9/119:20 am
DUB
- ONT
2 stops16h 51m
United Airlines
Deal found 7/9![United Airlines logo]()
$760
This KLM deal was found by Cheapflights users on 7/11. 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.
Thu 7/307:05 am
ONT
- DUB
1 stop17h 40m
KLM
Mon 8/1011:00 am
DUB
- ONT
1 stop15h 30m
KLM
Deal found 7/11![KLM logo]()
$839
This Delta deal was found by Cheapflights users on 7/12. 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 12/111:55 am
ONT
- DUB
2 stops18h 35m
Delta
Wed 12/95:45 am
DUB
- ONT
2 stops18h 27m
Delta
Deal found 7/12![Delta logo]()
$876
This JetBlue deal was found by Cheapflights users on 7/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:59 pm
ONT
- DUB
1 stop25h 01m
JetBlue
Thu 8/2011:30 am
DUB
- ONT
1 stop19h 08m
JetBlue
Deal found 7/11![JetBlue logo]()
$891
This Turkish Airlines deal was found by Cheapflights users on 7/10. 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 9/129:10 pm
ONT
- DUB
2 stops28h 25m
Multiple Airlines
Mon 9/215:55 am
DUB
- ONT
2 stops25h 29m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$1,045
This Turkish Airlines deal was found by Cheapflights users on 7/7. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:10 pm
ONT
- DUB
2 stops41h 55m
Turkish Airlines
Sun 9/275:05 pm
DUB
- ONT
2 stops59h 08m
Turkish Airlines
Deal found 7/7![Turkish Airlines logo]()
$1,131
This United Airlines deal was found by Cheapflights users on 7/10. 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 10/256:46 am
ONT
- DUB
1 stop18h 24m
United Airlines
Sun 11/89:00 am
DUB
- ONT
2 stops40h 55m
United Airlines
Deal found 7/10![United Airlines logo]()
$898
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2211:48 am
ONT
- DUB
1 stop12h 57m
Delta
Tue 8/1111:00 am
DUB
- ONT
1 stop16h 53m
Delta
Deal found 7/9![Delta logo]()
$919
This Icelandair deal was found by Cheapflights users on 7/10. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:05 am
ONT
- DUB
2 stops18h 10m
Multiple Airlines
Wed 12/211:30 am
DUB
- ONT
2 stops19h 09m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$1,124
This United Airlines deal was found by Cheapflights users on 7/11. 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 11/86:46 am
ONT
- DUB
1 stop17h 24m
United Airlines
Thu 11/129:00 am
DUB
- ONT
2 stops35h 01m
United Airlines
Deal found 7/11![United Airlines logo]()
$1,128
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:05 am
ONT
- DUB
1 stop17h 40m
Delta
Tue 9/158:55 am
DUB
- ONT
2 stops19h 12m
Delta
Deal found 7/9![Delta logo]()
$1,170
Last-minute flights from Ontario to DublinDiscover last-minute flight deals from Ontario to Dublin. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Dublin. Data last updated July 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:05 am
ONT
- DUB
1 stop17h 40m
Delta
Wed 8/195:55 am
DUB
- ONT
2 stops25h 39m
Delta
Deal found 7/8![Delta logo]()
$755
This American Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 8/612:33 pm
ONT
- DUB
1 stop13h 12m
American Airlines
Thu 8/2012:40 pm
DUB
- ONT
1 stop14h 07m
American Airlines
Deal found 7/11![American Airlines logo]()
$749
This lastminute.com deal was found by Cheapflights users on 7/8. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:33 pm
ONT
- DUB
1 stop13h 12m
Iberia
Thu 8/2012:40 pm
DUB
- ONT
1 stop18h 19m
Iberia
Deal found 7/8![Iberia logo]()
$758
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 am
ONT
- DUB
1 stop18h 45m
United Airlines
Mon 9/149:50 am
DUB
- ONT
2 stops19h 03m
United Airlines
Deal found 7/9![United Airlines logo]()
$756
This Air Canada deal was found by Cheapflights users on 7/11. 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.
Mon 8/246:00 am
ONT
- DUB
2 stops17h 45m
Multiple Airlines
Mon 8/319:50 am
DUB
- ONT
3 stops35h 00m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$739
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Mon 8/245:00 am
ONT
- DUB
2 stops18h 45m
United Airlines
Mon 8/319:50 am
DUB
- ONT
2 stops20h 45m
United Airlines
Deal found 7/11![United Airlines logo]()
$754
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 am
ONT
- DUB
1 stop18h 45m
United Airlines
Mon 9/149:20 am
DUB
- ONT
2 stops45h 39m
United Airlines
Deal found 7/9![United Airlines logo]()
$727
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 July 12, 2026.
Search for one-way flight options from Ontario to Dublin. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Justfly.com deal was found by Cheapflights users on 7/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:58 pm
ONT
- DUB
1 stop25h 02m
JetBlue
Deal found 7/11![JetBlue logo]()
$340
This KAYAK deal was found by Cheapflights users on 7/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:51 pm
ONT
- DUB
1 stop25h 09m
JetBlue
Deal found 7/8![JetBlue logo]()
$369
This KAYAK deal was found by Cheapflights users on 7/10. 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.
Tue 8/1111:59 pm
ONT
- DUB
1 stop25h 01m
JetBlue
Deal found 7/10![JetBlue logo]()
$416
This Ovago deal was found by Cheapflights users on 7/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:59 pm
ONT
- DUB
1 stop25h 01m
JetBlue
Deal found 7/11![JetBlue logo]()
$417
This Justfly.com deal was found by Cheapflights users on 7/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:13 pm
ONT
- DUB
1 stop25h 47m
JetBlue
Deal found 7/10![JetBlue logo]()
$418
This KAYAK deal was found by Cheapflights users on 7/10. 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.
Mon 9/219:10 pm
ONT
- DUB
1 stop27h 50m
JetBlue
Deal found 7/10![JetBlue logo]()
$431
This Justfly.com deal was found by Cheapflights users on 7/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:10 pm
ONT
- DUB
1 stop27h 50m
JetBlue
Deal found 7/11![JetBlue logo]()
$432
This KAYAK deal was found by Cheapflights users on 7/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:13 pm
ONT
- DUB
1 stop25h 47m
JetBlue
Deal found 7/9![JetBlue logo]()
$446
This Ovago deal was found by Cheapflights users on 7/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:59 pm
ONT
- DUB
1 stop25h 01m
JetBlue
Deal found 7/8![JetBlue logo]()
$447
This KAYAK deal was found by Cheapflights users on 7/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:50 pm
ONT
- DUB
1 stop25h 10m
JetBlue
Deal found 7/9![JetBlue logo]()
$451
This Ovago deal was found by Cheapflights users on 7/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:59 pm
ONT
- DUB
1 stop25h 01m
JetBlue
Deal found 7/11![JetBlue logo]()
$452
This Ovago deal was found by Cheapflights users on 7/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:10 pm
ONT
- DUB
1 stop27h 50m
JetBlue
Deal found 7/9![JetBlue logo]()
$462
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 July 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $727 (United Airlines) |
One-way from | $340 (Justfly.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,007 |
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 July 12, 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
Sat 8/22
7:00 am-7:20 am
2 stops16h 20m
Dublin
Fri 9/11
9:20 am-6:11 pm
2 stops16h 51m
$760
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Thu 7/30
7:05 am-8:45 am
1 stop17h 40m
Dublin
Mon 8/10
11:00 am-6:30 pm
1 stop15h 30m
$839
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Tue 12/1
11:55 am-2:30 pm
2 stops18h 35m
Dublin
Wed 12/9
5:45 am-4:12 pm
2 stops18h 27m
$876
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Thu 8/6
11:59 pm-9:00 am
1 stop25h 01m
Dublin
Thu 8/20
11:30 am-10:38 pm
1 stop19h 08m
$891
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Sun 10/25
6:46 am-8:10 am
1 stop18h 24m
Dublin
Sun 11/8
9:00 am-5:55 pm
2 stops40h 55m
$898
Quickest round-trip
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Wed 7/22
11:48 am-8:45 am
1 stop12h 57m
Dublin
Tue 8/11
11:00 am-7:53 pm
1 stop16h 53m
$919
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Sat 9/12
9:10 pm-9:35 am
2 stops28h 25m
Dublin
Mon 9/21
5:55 am-11:24 pm
2 stops25h 29m
$1,045
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Fri 11/27
8:05 am-10:15 am
2 stops18h 10m
Dublin
Wed 12/2
11:30 am-10:39 pm
2 stops19h 09m
$1,124
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Sun 11/8
6:46 am-8:10 am
1 stop17h 24m
Dublin
Thu 11/12
9:00 am-12:01 pm
2 stops35h 01m
$1,128
OntarioDublin
ONT - DUB
ONTDUB
Ontario
Fri 9/18
9:10 pm-11:05 pm
2 stops41h 55m
Dublin
Sun 9/27
5:05 pm-8:13 pm
2 stops59h 08m
$1,131
Showing 1-10 of 22 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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 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.
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 July 12, 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
6.8
Food
6.4
Comfort
7.2
Crew
7.9
Boarding
7.5
Overall
7.1
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Entertainment
6.8
Food
6.4
Comfort
7.2
Crew
7.9
Boarding
7.5
Overall
7.1
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
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 locationsCastleknock
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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 July 12, 2026.
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Ontario and Dublin flights
Browse other Ontario and Dublin flight options. Last updated on July 12, 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 July 12, 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 July 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$728 | Average$1,339 | FlexibilityNo cancel fee | On-time71% |