Where can I fly from to get the cheapest fares to Donegal?

Based on fares booked in the past 5 days, the cheapest flights to Donegal are from: • New York, from $694 round-trip

How do I know if a flight to Donegal is a good deal?

A good deal on a flight to Donegal is around $869 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

Which airlines should I consider for flights to Donegal?

Aer Lingus is the most popular airline with KAYAK users flying to Donegal, and has the best on-time record at the destination's main airport.

What are the most popular airlines flying to Donegal?

Aer Lingus is the only airline flying to Donegal on KAYAK.

$694 CHEAP FLIGHTS to Donegal in 2026

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Cheapest round-trip

$694

Typical prices: $869-$1,435

Aer Lingus

Thu 9/6Fri 9/14

JFK - CFN • 1 stop

Top airlines

Aer Lingus

Best reviews • 7.3 score

Airline reviews

When to travel

January

Cheapest • 34% price drop

June

Most popular

Good to know

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We hope you love your trip to Donegal!

Flight Deals

Cheap Flights to Donegal

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

All Flight Deals

Recent round-trip flight deals to Donegal

Sun, Sep 6 - Mon, Sep 14

9:05 pm - 8:00 pmJFK New York John F Kennedy Intl-CFN Donegal

17h 55m1 stop Dublin

2:30 pm - 10:25 pmCFN Donegal-JFK New York John F Kennedy Intl

12h 55m1 stop Dublin

$694Aer Lingus

Wed, Sep 9 - Thu, Sep 17

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 10:25 pmCFN Donegal-JFK New York John F Kennedy Intl

12h 55m1 stop Dublin

$782Aer Lingus

Tue, Sep 8 - Tue, Sep 15

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 10:25 pmCFN Donegal-JFK New York John F Kennedy Intl

12h 55m1 stop Dublin

$782Aer Lingus

Wed, Sep 9 - Wed, Sep 16

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

30h 25m2 stops Dublin London Gatwick

$821Multiple Airlines

Thu, Sep 10 - Thu, Sep 17

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 10:25 pmCFN Donegal-JFK New York John F Kennedy Intl

12h 55m1 stop Dublin

$831Aer Lingus

Wed, Sep 9 - Thu, Sep 17

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

7:55 am - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

37h 00m2 stops Dublin London Gatwick

$836Multiple Airlines

Tue, Sep 8 - Wed, Sep 16

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

30h 25m2 stops Dublin London Gatwick

$837Multiple Airlines

Tue, Sep 8 - Sat, Sep 19

9:05 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

11h 55m1 stop Dublin

7:55 am - 7:20 pmCFN Donegal-JFK New York John F Kennedy Intl

16h 25m1 stop Dublin

$843Aer Lingus

Tue, Sep 8 - Thu, Sep 17

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

7:55 am - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

37h 00m2 stops Dublin London Gatwick

$852Multiple Airlines

Wed, Sep 9 - Fri, Sep 18

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

30h 25m2 stops Dublin London Gatwick

$878Multiple Airlines

All round-trip flight deals to Donegal

Sun, Sep 6 - Mon, Sep 14

9:05 pm - 8:00 pmJFK New York John F Kennedy Intl-CFN Donegal

17h 55m1 stop Dublin

2:30 pm - 10:25 pmCFN Donegal-JFK New York John F Kennedy Intl

12h 55m1 stop Dublin

$694Aer Lingus

Wed, Sep 9 - Thu, Sep 17

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 10:25 pmCFN Donegal-JFK New York John F Kennedy Intl

12h 55m1 stop Dublin

$782Aer Lingus

Tue, Sep 8 - Tue, Sep 15

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 10:25 pmCFN Donegal-JFK New York John F Kennedy Intl

12h 55m1 stop Dublin

$782Aer Lingus

Wed, Sep 9 - Wed, Sep 16

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

30h 25m2 stops Dublin London Gatwick

$821Multiple Airlines

Thu, Sep 10 - Thu, Sep 17

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 10:25 pmCFN Donegal-JFK New York John F Kennedy Intl

12h 55m1 stop Dublin

$831Aer Lingus

Wed, Sep 9 - Thu, Sep 17

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

7:55 am - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

37h 00m2 stops Dublin London Gatwick

$836Multiple Airlines

Tue, Sep 8 - Wed, Sep 16

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

30h 25m2 stops Dublin London Gatwick

$837Multiple Airlines

Tue, Sep 8 - Sat, Sep 19

9:05 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

11h 55m1 stop Dublin

7:55 am - 7:20 pmCFN Donegal-JFK New York John F Kennedy Intl

16h 25m1 stop Dublin

$843Aer Lingus

Tue, Sep 8 - Thu, Sep 17

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

7:55 am - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

37h 00m2 stops Dublin London Gatwick

$852Multiple Airlines

Wed, Sep 9 - Fri, Sep 18

11:55 pm - 2:00 pmJFK New York John F Kennedy Intl-CFN Donegal

9h 05m1 stop Dublin

2:30 pm - 3:55 pmCFN Donegal-JFK New York John F Kennedy Intl

30h 25m2 stops Dublin London Gatwick

$878Multiple Airlines

Booking Insights

KAYAK's insights & trends for flights to Donegal

Get data-powered insights and trends for flights to Donegal to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

What is the cheapest day to fly to Donegal?

Thursday is the cheapest day to fly to Donegal at $643 round-trip on average over the past 12 months on KAYAK. Sunday is the most expensive at $1,730.

What is the cheapest time of day to fly to Donegal?

Morning flights to Donegal are the cheapest at $1,093 round-trip on average. Afternoon flights are the most expensive at $1,497.

Find deals

Low season	November
High season	June
Cheapest flight	$694

Most popular time to fly with an average 13% increase in price.

Flight from New York John F Kennedy Intl Airport to Donegal

When to book flights to Donegal

Are your dates flexible? Find out the best times to travel to Donegal based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. The information is for flights to Donegal based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Where can I fly from to get the cheapest fares to Donegal?
Based on fares booked in the past 5 days, the cheapest flights to Donegal are from:
• New York, from $694 round-trip
How do I know if a flight to Donegal is a good deal?
A good deal on a flight to Donegal is around $869 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.
Which airlines should I consider for flights to Donegal?
Aer Lingus is the most popular airline with KAYAK users flying to Donegal, and has the best on-time record at the destination's main airport.

For flights to Donegal, recent KAYAK data shows that stronger deals tend to land around $869 round-trip. If you see a fare below that threshold, it's a strong deal – book before the price climbs back up.
If you can choose when to go, time your trip to Donegal around January. Round-trip fares historically average $763 that month – typically the cheapest month to travel based on the last 12 months.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat-selection costs on budget carriers.
• Verify whether you need any travel documents beyond ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.
Shift your departure to morning to save up to $404 per round-trip. Morning flights to Donegal average $1,093 compared to $1,497 for noon flights. See the time-of-day chart above for the full breakdown.

Bundoran

Killybegs

Downings

Milford

Everything you need to know for your flight to Donegal

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Donegal

Donegal (CFN)

CFN

$694 Find Cheap Flights to Donegal - Compare and Save

Everything you should know

Cheap Flights to Donegal

Recent round-trip flight deals to Donegal

Recent one-way flight deals to Donegal

All round-trip flight deals to Donegal

KAYAK's insights & trends for flights to Donegal

What is the cheapest day to fly to Donegal?

What is the cheapest time of day to fly to Donegal?

What are the most popular airlines flying to Donegal?

Key details for flights to Donegal

Low season

High season

Cheapest flight

When to book flights to Donegal

Your questions about flights to Donegal, answered

Your guide to booking Donegal flights

Traveling to a place near Donegal?

Everything you need to know for your flight to Donegal

Information on the airport you'll fly into in Donegal

Cabin class types available on flights to Donegal

Complete your trip to Donegal with a hotel stay or car rental

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Flights from local origins to Donegal

Choose which airport to fly into in Donegal

Find deals for your return flight