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Find cheap flights from Dublin to Belfast starting at $52.

Book one-way or return flights from Dublin to Belfast from as little as $52. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Dublin to Belfast? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Dublin to Belfast. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Find cheap airlines flights from Dublin to Belfast

View airlines operating flights from Dublin to Belfast. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Aer Lingus
From $52
British Airways
From $52
Norwegian Air Sweden
From $95
Scandinavian Airlines
From $114
Norwegian Air Shuttle ASA
From $126
Lufthansa
From $177
KLM
From $190
Eurowings
From $200
Loganair
From $200
Air France
From $283
ANA airlines

Find more flights and airlines

Find cheap flights from Dublin to Belfast by different airports

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Dublin to Belfast.

  • Cheapest
    Aer Lingus
    DUB
    19:20
    3h 40m
    1 transfer
    BFS
    23:00
    Dublin Airport - Belfast International Airport
    Wed, May 22Aer Lingus
    $52
  • Aer Lingus
    DUB
    06:30
    6h 30m
    1 transfer
    BHD
    13:00
    Dublin Airport - George Best Belfast City Airport
    Wed, May 8Aer Lingus
    $53
  • Aer Lingus
    DUB
    06:30
    6h 30m
    1 transfer
    BHD
    13:00
    Dublin Airport - George Best Belfast City Airport
    Wed, May 8Aer Lingus
    $53
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Dublin (DUB) to Belfast (BFS) the cheapest?

    Airlines adjust prices for flights from Dublin to Belfast based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Dublin (DUB) to Belfast (BFS) cost?

    According to Trip.com's data, the lowest price is around $321.
  • What is the transportation method from the main airport to downtown in Belfast?

    • The distance from Belfast International Airport to downtown is about 19km. It takes about 30 minutes by taxi.
    • The distance from George Best Belfast City Airport to downtown is about 4km. It takes about 20 minutes by taxi.

How to find a cheap flight from Dublin to Belfast

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Dublin to Belfast. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Dublin to Belfast Flight Information

Cheapest nonstop flight price

$51

Off-season for travel

November

Peak season for travel

July

Flight distance

131.25km

Popular airline

Aer Lingus