Cheap Flights to Castlereagh from $20

View $20 flight on Wed, Aug 12, 2026Opens in a new window

Popular airlines to Castlereagh

  • easyJet

  • British Airways

  • Aer Lingus

  • KLM

  • Ryanair

  • American Airlines

  • Virgin Atlantic

How much is the cheapest flight to Castlereagh?

Prices were available within the past 7 days and start at $20 for one-way flights and $40 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Wed, Aug 12 - Fri, Aug 28
EDI
Edinburgh
BFS
Belfast
$40 Roundtrip, found 10 hours ago
$40
Roundtrip
found 10 hours ago
Select Ryanair flight, departing Wed, Aug 12 from Edinburgh to Belfast, returning Fri, Aug 28, priced at $40 found 10 hours ago
Ryanair
Wed, Jul 1 - Sat, Jul 4
EDI
Edinburgh
BFS
Belfast
$41 Roundtrip, found 16 hours ago
$41
Roundtrip
found 16 hours ago
Select Ryanair flight, departing Wed, Jul 1 from Edinburgh to Belfast, returning Sat, Jul 4, priced at $41 found 16 hours ago
Ryanair
Wed, Jul 1 - Thu, Jul 2
EDI
Edinburgh
BFS
Belfast
$42 Roundtrip, found 20 hours ago
$42
Roundtrip
found 20 hours ago
Select Ryanair flight, departing Wed, Jul 1 from Edinburgh to Belfast, returning Thu, Jul 2, priced at $42 found 20 hours ago
Ryanair
Wed, Jul 1 - Sat, Jul 4
MAN
Manchester
BFS
Belfast
$43 Roundtrip, found 5 days ago
$43
Roundtrip
found 5 days ago
Select Ryanair flight, departing Wed, Jul 1 from Manchester to Belfast, returning Sat, Jul 4, priced at $43 found 5 days ago
Ryanair
Wed, Jul 15 - Fri, Jul 17
EDI
Edinburgh
BFS
Belfast
$43 Roundtrip, found 1 day ago
$43
Roundtrip
found 1 day ago
Select Ryanair flight, departing Wed, Jul 15 from Edinburgh to Belfast, returning Fri, Jul 17, priced at $43 found 1 day ago
Ryanair
Mon, Jul 20 - Sat, Jul 25
MAN
Manchester
BFS
Belfast
$44 Roundtrip, found 6 days ago
$44
Roundtrip
found 6 days ago
Select Ryanair flight, departing Mon, Jul 20 from Manchester to Belfast, returning Sat, Jul 25, priced at $44 found 6 days ago
easyJet
Tue, Jun 2 - Wed, Jun 17
LPL
Liverpool
BFS
Belfast
$72 Roundtrip, found 3 hours ago
$72
Roundtrip
found 3 hours ago
Select easyJet flight, departing Tue, Jun 2 from Liverpool to Belfast, returning Wed, Jun 17, priced at $72 found 3 hours ago
British Airways
Mon, Dec 21 - Mon, Jan 4
CDG
Paris
BHD
Belfast
$272 Roundtrip, found 5 days ago
$272
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Dec 21 from Paris to Belfast, returning Mon, Jan 4, priced at $272 found 5 days ago
KLM
Thu, Jun 4 - Tue, Jun 9
CDG
Paris
BHD
Belfast
$329 Roundtrip, found 3 days ago
$329
Roundtrip
found 3 days ago
Select KLM flight, departing Thu, Jun 4 from Paris to Belfast, returning Tue, Jun 9, priced at $329 found 3 days ago
Jet2
Mon, Sep 14 - Sat, Sep 19
PMI
Mallorca Island
BFS
Belfast
$356 Roundtrip, found 5 days ago
$356
Roundtrip
found 5 days ago
Select Jet2 flight, departing Mon, Sep 14 from Mallorca Island to Belfast, returning Sat, Sep 19, priced at $356 found 5 days ago

Trending flights to Castlereagh

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Jan 11 - Thu, Jan 21
CLT
Charlotte
BHD
Belfast
$818 Roundtrip, found 6 days ago
$818
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Jan 11 from Charlotte to Belfast, returning Thu, Jan 21, priced at $818 found 6 days ago

Frequently asked questions

How do I find cheap flights to Castlereagh that have flexible change policies?
At Expedia, we've been channeling our inner acrobat to get you the most flexible fares in town. Just click on "No change fee" right under the "Flexible change policies" heading to find your dream flight to Castlereagh.
How can I find cheap tickets to Castlereagh?
You'll always nab a fabulous deal with Expedia, but our "flexible dates" feature makes it that much easier. Enter your preferred travel date, then click on the flexible dates box above to see a list of prices for nearby days. $40 was the lowest price for a flight to Castlereagh in the last seven days.
How much is a flight to Castlereagh?
In the last seven days, return flights to Castlereagh sold for as little as $40 and peaked at $818. For one-way trips departing from Edinburgh (EDI), the cheapest seat during this same period was only $20.
When is the cheapest time to fly to Castlereagh?
Jet off early on in the week to book a bargain airfare to Castlereagh. Tuesday is normally the most affordable day to depart, with Monday a close second. Saturday typically has the most expensive prices. This is because lots of people prefer to begin their vacation on a weekend.
How much is a plane ticket to Castlereagh?
Plane tickets ranged from $40 to $818 over the last seven days. When you're ready to book, we're ready to help you pick up the best price to Castlereagh.
What months are the cheapest to book a flight to Castlereagh?
The perfect month to book well-priced airfares to Castlereagh is February. Bear in mind that in the USA, the most expensive time to secure a ticket is during the month of December.

Book with confidence

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Travel information

*Flight schedules are subject to change.

*Available to One Key members.

 

*Flight schedules are subject to change.

*Available to One Key members.