Best Flights starting from $514
from$514economy
Montreal (Any)
Wed, Sep 16
Roundtrip
Dublin (DUB)
Fri, Oct 16
from$536economy
Montreal (Any)
Tue, Sep 15
Roundtrip
Dublin (DUB)
Thu, Oct 15
from$568economy
Montreal (Any)
Fri, Sep 11
Roundtrip
Dublin (DUB)
Sun, Oct 11
from$568economy
Montreal (Any)
Sun, Sep 13
Roundtrip
Dublin (DUB)
Tue, Oct 13
from$583economy
Montreal (Any)
Mon, Sep 14
Roundtrip
Dublin (DUB)
Wed, Oct 14
from$608economy
Montreal (Any)
Thu, Sep 17
Roundtrip
Dublin (DUB)
Sat, Oct 17
Fields updated — click View Prices to search ↑
Other Destinations
Montreal (Any) to Miami (MIA) in September from $182
From $182
Montreal (Any) to Fort Lauderdale (Any) in September from $189
From $189
Montreal (Any) to London (Any) in September from $281
From $281
Montreal (Any) to Vancouver (Any) in September from $294
From $294
Montreal (Any) to Miami (MIA) in September from $336
From $336
Montreal (Any) to Calgary (YYC) in September from $342
From $342
Flights from Other Cities
London (Any) to Dublin (DUB) in September from $23
From $23
London (Any) to Dublin (DUB) in September from $44
From $44
Rome (FCO) to Dublin (DUB) in September from $60
From $60
Toronto (YYZ) to Dublin (DUB) in September from $206
From $206
New York (Any) to Dublin (DUB) in September from $296
From $296
Pittsburgh (PIT) to Dublin (DUB) in September from $343
From $343
✈️ Flight Guide: Montreal (Any) → Dublin (DUB)
Complete travel information for your September journey
September is a transitional month for Montreal (All Airports) (YMQA) transatlantic services to Dublin Airport (DUB). Expect a mix of late-summer frequencies and the start of shoulder-season reductions; carriers often run seasonal direct services or shift aircraft to match demand. For best prices, search flexible dates across early and mid-September, use filters for one-stop vs direct, and set fare alerts. When planning your itinerary, consider nearby hubs such as Toronto and Boston for alternate routings, and top Irish destinations beyond Dublin — Galway, Cork, Limerick and Belfast — which are easily reached by rail or short connections. Pack layers and a compact raincoat for Dublin’s mild but changeable September weather, and use online check-in to minimize wait times at YUL. Book now to lock in competitive Montreal to Dublin September fares and subscribe to airline newsletters for limited-time deals.
Departing from Montreal (Any) FAQs
Montreal (All Airports) (YMQA) refers to the Montreal area airport set, most commonly Pierre Elliott Trudeau International Airport (YUL) and the Mirabel region/secondary airports historically associated with the city. For September travel to Dublin Airport (DUB), most transatlantic services operate from Pierre Elliott Trudeau International Airport (YUL). Check your ticket and carrier notices for the exact departure terminal and recommended arrival time at YUL. Book early for September transatlantic flights to secure lower fares and preferred schedules.
For an international transatlantic departure from Montreal (All Airports) (YMQA) to Dublin Airport (DUB) in September, arrive at least 3 hours before departure. September is a popular month for business and leisure travel, so allow extra time for check-in, security, and potential peak-hour lines. Use online check-in and mobile boarding passes to speed your airport experience and consider arriving earlier if traveling with checked luggage or during morning and evening peaks.
Yes. Airlines often adjust transatlantic schedules seasonally; September marks the tail end of peak summer routes and the start of seasonal reductions or reintroductions of year-round services. Expect a mix of direct seasonal flights and connecting options in September. Confirm schedules with carriers such as Aer Lingus, Air Transat, or Air Canada and sign up for alerts to track any timetable shifts ahead of your trip.
September in Montreal is late summer to early fall with average daytime temperatures around 12–22°C (54–72°F). Pack layered clothing, a light jacket, and an umbrella since both Montreal and Dublin can be rainy. For the transatlantic flight, include a travel pillow, comfort layers, and adaptors for electronics. Check airline carry-on size and liquid restrictions before packing to avoid gate delays.
To find cheap Montreal (All Airports) (YMQA) to Dublin Airport (DUB) flights in September, search 6–10 weeks ahead, use flexible date searches, set fare alerts, and compare carriers like Aer Lingus, Air Transat and Air Canada. Midweek departures (Tuesdays/Wednesdays) and red-eye flights are often cheaper. Use keywords such as 'cheap flights Montreal to Dublin September' and book when you spot a fare dip; consider nearby airports or one-stop itineraries for deeper savings.
When departing Montreal (All Airports) (YMQA), consider nearby major cities for alternate routings or multi-city itineraries, such as Toronto, Ottawa, Quebec City and Boston. These cities sometimes offer different connections, carriers, or seasonal direct options to Dublin. Comparing departure options from nearby hubs can reveal lower fares or more convenient schedules for September travel.
Arriving at Dublin Airport (DUB) from Montreal (All Airports) (YMQA) in September is convenient and well-served by airport transit options. Passport control is generally efficient, but festival weekends (Dublin Fringe Festival and Dublin Theatre Festival) may increase passenger volumes; plan for additional processing time. From the arrivals hall, the Airlink Express and local coaches provide rapid access to Dublin city, while rail and coach connections reach Galway, Cork, Limerick and Belfast for onward travel. September weather is usually mild but changeable—bring a waterproof layer and check public transit schedules ahead of travel. For the best transfer experience, pre-book airport shuttles or car rentals and monitor Dublin Airport service alerts for up-to-the-minute information.
Arriving at Dublin (DUB) FAQs
Arrivals at Dublin Airport (DUB) in September typically involve passport control for non-EU travelers and baggage claim in the arrivals hall. Expect mild, sometimes rainy weather on landing; average September temperatures range 11–18°C (52–64°F). Use the Airlink bus, private transfers, or the airport coach to reach Dublin city center, and allow extra time for customs processing if you have checked luggage.
Direct flights between Montreal (All Airports) (YMQA) and Dublin Airport (DUB) may operate seasonally in September, typically offered by carriers like Aer Lingus or Air Transat depending on year and demand. If a direct seat is not available, competitive one-stop options via Toronto, Reykjavik, or Boston are common. Check carrier schedules for the specific September you plan to travel and book early to secure a direct transatlantic seat.
A nonstop transatlantic flight from Montreal (All Airports) (YMQA) to Dublin Airport (DUB) typically takes approximately 6 hours 30 minutes to 7 hours, depending on winds and routing. One-stop itineraries can vary widely—often 9 to 14 hours total travel time including layovers. Check schedule pages for exact block times and allow extra ground time for transfers and customs when planning.
From Dublin Airport (DUB) to the city center in September, the Airlink Express buses (routes 747/748), local buses, taxis, and private transfers are convenient choices. The Airlink Express runs frequently and is cost-effective; taxis provide door-to-door service but are pricier. Rideshare and pre-booked airport transfers are recommended if you arrive during event periods like the Dublin Fringe Festival when demand can surge.
September can bring higher passenger volumes to Dublin Airport (DUB) due to festivals like the Dublin Fringe Festival and the Dublin Theatre Festival. Expect busier terminals and potentially longer queues during festival weekends. Check Dublin Airport service alerts, arrive early, and monitor airline communications for gate changes or schedule updates. Booking flexible fares helps if you need to adjust travel around event-related crowding.
From Dublin Airport (DUB), you can reach major Irish cities and destinations like Dublin city center, Belfast, Galway, Cork, and Limerick by rail, coach or short domestic flights. Many travelers combine a Dublin arrival with onward trips to popular regions such as the Wild Atlantic Way, County Kerry, and Northern Ireland. Consider renting a car or booking an intercity coach if you plan to explore beyond Dublin in September.
1.0.2607.07
Events & Festivals — Montreal (All Airports) (YMQA) to Dublin Airport (DUB) in September
September brings vibrant cultural programming on both ends of the route. Dublin hosts the Dublin Fringe Festival and Dublin Theatre Festival in late September and early October, driving increased inbound traffic to Dublin Airport (DUB) and higher hotel demand. In Montreal (departure area, YMQA), fall festivals such as the Festival du Nouveau Cinéma and other arts events begin late September, affecting local airport traffic. If you plan to travel during festival weekends, book flights and hotels early and consider arriving a day before events to avoid schedule disruptions. Use 'Montreal to Dublin September events' in searches to find event calendars and plan accordingly. CTA: Book your September transatlantic flight now to guarantee availability around festival dates.
Best Time to Fly — Montreal (All Airports) (YMQA) to Dublin Airport (DUB) in September
For September travel from Montreal (All Airports) (YMQA) to Dublin Airport (DUB), the best time to fly for savings is midweek—Tuesdays and Wednesdays—when fares tend to be lower and airports less crowded. Early-morning departures minimize the risk of late-day delays and often have lower fares; overnight transatlantic departures can be less expensive and let you arrive in Ireland in the morning. Avoid festival weekends in Dublin if you want lower prices and simpler ground transport. Book at least 6–10 weeks ahead to capture the best September transatlantic fares.
Direct vs Connecting Flights — Montreal (All Airports) (YMQA) to Dublin Airport (DUB) in September
Direct flights from Montreal (All Airports) (YMQA) to Dublin Airport (DUB) are faster (about 6.5–7 hours) and reduce the complexity of transfers, luggage handling, and missed-connection risk—ideal for travelers prioritizing convenience. Connecting flights, via Toronto, Reykjavik, or Boston, can lower fares and increase schedule options but add layover time (often 2–6+ hours). For September travel, consider the trade-offs: if you value time and minimal hassle, choose a direct seasonal service; if you prioritize savings or specific departure times, a connecting itinerary may be better. When booking a connection, leave at least 90–120 minutes for international to international transfers at major hubs.
Airline Comparison — Montreal (All Airports) (YMQA) to Dublin Airport (DUB) in September
Aer Lingus: Often offers seasonal direct transatlantic service between Montreal and Dublin; competitive fares, complimentary meals in some fare types, and a reputation for Ireland-focused routes. Good choice for travelers seeking direct service to Dublin and Irish connectivity. Air Transat: Frequently operates seasonal leisure-focused services with competitive pricing and bundled options for baggage and seat selection; suitable for bargain-minded travelers on flexible schedules. Air Canada: Typically offers connecting itineraries via Toronto or other hubs, extensive North American network for onward connections, and loyalty program benefits that may appeal to frequent flyers. Compare total trip cost (fare + baggage + seat fees) and flight times when choosing. Book with the primary keyword 'Montreal to Dublin September flights' to surface seasonal promotions or bundle deals.
Seasonal Travel Tips — Montreal (All Airports) (YMQA) to Dublin Airport (DUB) in September
Pack smart for variable September weather—layered clothing, a waterproof jacket, and quick-dry fabrics are recommended for Dublin’s mild and changeable climate. For comfort on the ~7-hour direct flight, bring a neck pillow, noise-cancelling headphones, and a light blanket. Use online check-in to reduce airport time at Montreal (All Airports) (YMQA), arrive 3 hours early for international departures, and keep copies of travel documents handy (printed and digital). If traveling during festival weekends in Dublin, pre-book ground transport and hotels, and consider travel insurance with flexible rebooking. CTA: Check live fares and book your Montreal to Dublin September flight today to lock in the best combination of price and schedule.
Flight Time & Schedules — Montreal (All Airports) (YMQA) to Dublin Airport (DUB) in September
A nonstop flight from Montreal (All Airports) (YMQA) to Dublin Airport (DUB) typically ranges from 6 hours 30 minutes to 7 hours in September, depending on winds and routing. One-stop itineraries, commonly routed through Toronto, Reykjavik or Boston, range from about 9 to 14 hours total including layovers. Airlines publish seasonal timetables—check Aer Lingus, Air Transat and Air Canada for exact September schedules. For international departures, arrive at Montreal airports at least 3 hours before scheduled departure; for arrivals at DUB, allow 1–1.5 hours for immigration during off-peak, more during festival weekends.
Cheap Flights — Montreal (All Airports) (YMQA) to Dublin Airport (DUB) in September
To secure cheap flights from Montreal (All Airports) (YMQA) to Dublin Airport (DUB) in September, search 6–10 weeks before departure and be flexible with your travel dates. Use fare comparison tools and set price alerts using phrases like 'Montreal to Dublin September flight deals.' Midweek departures (Tuesday–Thursday) often cost less than weekend travel. Consider one-stop itineraries via Toronto (YYZ), Reykjavik (KEF) or Boston (BOS) for further savings; these hubs frequently offer lower fares than direct seasonal services. For limited-time promotions, subscribe to carrier newsletters and use credit-card points or flexible reward seats. Act on a good fare quickly—September can include festival weekends in Dublin that push fares up.