Cheap Flights to Northern Ireland

Flight 1

Flight 2

Popular airlines to Northern Ireland

  • easyJet

  • British Airways

  • Aer Lingus

  • KLM

  • Ryanair

  • American Airlines

  • Virgin Atlantic

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 45% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Northern Ireland?

Prices were available within the past 7 days and start at for one-way flights and NT$54,965 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$54,965 Roundtrip, found 21 hours ago
NT$54,965
Roundtrip
found 21 hours ago
Select United flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$54,965 found 21 hours ago
Aer Lingus
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$57,216 Roundtrip, found 21 hours ago
NT$57,216
Roundtrip
found 21 hours ago
Select Aer Lingus flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$57,216 found 21 hours ago
Aer Lingus
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$57,393 Roundtrip, found 21 hours ago
NT$57,393
Roundtrip
found 21 hours ago
Select Aer Lingus flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$57,393 found 21 hours ago
American Airlines
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$57,890 Roundtrip, found 21 hours ago
NT$57,890
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$57,890 found 21 hours ago
American Airlines
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$58,067 Roundtrip, found 21 hours ago
NT$58,067
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$58,067 found 21 hours ago
British Airways
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$60,256 Roundtrip, found 21 hours ago
NT$60,256
Roundtrip
found 21 hours ago
Select British Airways flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$60,256 found 21 hours ago
British Airways
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$60,433 Roundtrip, found 21 hours ago
NT$60,433
Roundtrip
found 21 hours ago
Select British Airways flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$60,433 found 21 hours ago
British Airways
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$60,445 Roundtrip, found 21 hours ago
NT$60,445
Roundtrip
found 21 hours ago
Select British Airways flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$60,445 found 21 hours ago
British Airways
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$60,622 Roundtrip, found 21 hours ago
NT$60,622
Roundtrip
found 21 hours ago
Select British Airways flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$60,622 found 21 hours ago
United
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$61,369 Roundtrip, found 21 hours ago
NT$61,369
Roundtrip
found 21 hours ago
Select United flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$61,369 found 21 hours ago
United
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$61,400 Roundtrip, found 21 hours ago
NT$61,400
Roundtrip
found 21 hours ago
Select United flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$61,400 found 21 hours ago
British Airways
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$65,650 Roundtrip, found 21 hours ago
NT$65,650
Roundtrip
found 21 hours ago
Select British Airways flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$65,650 found 21 hours ago
British Airways
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$65,827 Roundtrip, found 21 hours ago
NT$65,827
Roundtrip
found 21 hours ago
Select British Airways flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$65,827 found 21 hours ago
American Airlines
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$67,448 Roundtrip, found 21 hours ago
NT$67,448
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$67,448 found 21 hours ago
Aer Lingus
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$67,689 Roundtrip, found 21 hours ago
NT$67,689
Roundtrip
found 21 hours ago
Select Aer Lingus flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$67,689 found 21 hours ago
United
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$67,804 Roundtrip, found 21 hours ago
NT$67,804
Roundtrip
found 21 hours ago
Select United flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$67,804 found 21 hours ago
Alaska Airlines
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$68,363 Roundtrip, found 21 hours ago
NT$68,363
Roundtrip
found 21 hours ago
Select Alaska Airlines flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$68,363 found 21 hours ago
British Airways
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$69,814 Roundtrip, found 21 hours ago
NT$69,814
Roundtrip
found 21 hours ago
Select British Airways flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$69,814 found 21 hours ago
British Airways
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$70,003 Roundtrip, found 21 hours ago
NT$70,003
Roundtrip
found 21 hours ago
Select British Airways flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$70,003 found 21 hours ago
British Airways
Tue, Jun 16 - Fri, Jun 19
SFO
San Francisco
LDY
Londonderry
NT$70,729 Roundtrip, found 21 hours ago
NT$70,729
Roundtrip
found 21 hours ago
Select British Airways flight, departing Tue, Jun 16 from San Francisco to Londonderry, returning Fri, Jun 19, priced at NT$70,729 found 21 hours ago

Frequently asked questions

How do I find cheap flights to Northern Ireland that have flexible change policies?
We know that plans can change in the blink of an eye, so reserving a flexible fare with Expedia makes good sense. Simply tick the "No change fee" box below the "Flexible change policies" filter. Your well-priced and flexible flight to Northern Ireland is only a few clicks away.
How can I find cheap tickets to Northern Ireland?
Book in advance, travel on a cheaper day, use miles or points — there's no shortage of ways! One more is to take advantage of Expedia's "flexible dates" function. Search for a Northern Ireland flight, then compare the prices for nearby dates. In the last seven days, the best price for a flight to Northern Ireland was NT$54,965.
How much is a flight to Northern Ireland?
The cost of a round-trip journey to Northern Ireland in the last seven days varied between NT$54,965 and NT$70,729. If you were heading one way out of (), you could have nabbed a low-cost fare from only .
When is the cheapest time to fly to Northern Ireland?
Departing on a Tuesday, followed by a Monday, is usually the best way to pick up the cheapest airfare. Steer clear of weekends if possible, because Saturday is typically the most expensive day of the week. Spend the dollars you saved enjoying yourself in Northern Ireland instead!
How much is a plane ticket to Northern Ireland?
In the last seven days, airfares to Northern Ireland varied between NT$54,965 and NT$70,729. Prices rise as your travel date nears, so find a terrific deal today.
What is the best time to go to Northern Ireland?
If you're eager to see Northern Ireland's main city at its liveliest, travel to Belfast sometime during February, March and May. Similar to most locations in the Northern Hemisphere, summertime here begins June 20, bringing average temperatures of between 50ºF and 65ºF.
What months are the cheapest to book a flight to Northern Ireland?
Score a ticket in February to enjoy amazing flight deals to Northern Ireland. The month of December is usually the most expensive time to purchase a fare.

Explore a world of travel with Expedia

*Available to Expedia members.