Which airlines fly to Donegal?

Aer Lingus is the airline most momondo users in United States opt for when booking flights to Donegal. British Airways is also popular choice when flying to Donegal from United States. Most major airlines flying from United States to Donegal will offer flights on a regular basis, though your options may vary depending on what airport you fly from.

Aer Lingus Flights to Donegal

Aer Lingus is a popular choice for users traveling to Donegal. It operates 13 flights every week to Donegal, most often flying from Dublin. Aer Lingus ticket prices will depend on when and where you need to fly from - deals as low as $649 (from New York John F Kennedy Intl) have been found by momondo users. In 1,274 reviews, momondo users have rated Aer Lingus at an average score of 7.2/10.

How long does it take to fly to Donegal?

Flight times vary depending on what airport in United States you fly out of and what airport in Donegal you fly into. For example, flying from New York to Knock takes 9h 35m on average. On the other hand, flying from San Francisco to Knock takes 31h 45m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

$549 Cheap Flights to Donegal in 2025/26

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Find the cheapest flights from the United States to Donegal

Round-trip

One-way

Cheap round-trip flights

4:50 pm - 2:00 pmJFK-CFN

17h 10m2 stops

7:55 am - 1:05 pmCFN-JFK

34h 10m2 stops

$549Multiple Airlines

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Thu, Oct 30 - Thu, Nov 6

7:00 pm - 8:00 pmJFK-CFN

20h 00m2 stops

7:55 am - 8:25 pmCFN-JFK

16h 30m1 stop

$555Aer Lingus

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Wed, Oct 22 - Wed, Oct 29

6:29 pm - 2:00 pmJFK-CFN

15h 31m2 stops

7:55 am - 7:25 pmCFN-JFK

16h 30m1 stop

$630Aer Lingus

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Thu, Oct 30 - Thu, Nov 6

3:55 pm - 8:00 pmJFK-CFN

23h 05m2 stops

2:30 pm - 5:40 pmCFN-JFK

31h 10m2 stops

$640Multiple Airlines

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Wed, Oct 22 - Wed, Oct 29

6:29 pm - 2:00 pmJFK-CFN

15h 31m2 stops

2:30 pm - 7:25 pmCFN-JFK

9h 55m1 stop

$654Aer Lingus

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Thu, Oct 30 - Thu, Nov 6

4:55 pm - 8:00 pmJFK-CFN

22h 05m1 stop

2:30 pm - 8:25 pmCFN-JFK

9h 55m1 stop

$672Aer Lingus

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Wed, Oct 22 - Wed, Oct 29

8:40 pm - 2:00 pmIAD-CFN

13h 20m2 stops

7:55 am - 6:30 pmCFN-IAD

15h 35m2 stops

$685Multiple Airlines

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Thu, Oct 30 - Thu, Nov 6

5:10 pm - 8:00 pmORD-CFN

20h 50m2 stops

10:00 am - 1:50 pmCFN-ORD

33h 50m2 stops

$834British Airways

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Wed, Dec 3 - Sun, Dec 7

12:20 am - 8:00 pmJFK-CFN

15h 40m2 stops

7:55 am - 6:40 pmCFN-JFK

15h 45m2 stops

$854British Airways

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Wed, Oct 29 - Thu, Nov 6

9:35 pm - 8:00 pmBWI-CFN

18h 25m2 stops

7:55 am - 6:45 pmCFN-BWI

15h 50m2 stops

$858British Airways

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Thu, Oct 30 - Thu, Nov 6

Fly from

Route

Depart

Return

Price

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 10/30

4:50 pm-2:00 pm

2 stops17h 10m

Donegal

Thu 11/6

7:55 am-1:05 pm

2 stops34h 10m

$549

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 10/22

7:00 pm-8:00 pm

2 stops20h 00m

Donegal

Wed 10/29

7:55 am-8:25 pm

1 stop16h 30m

$555

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 10/30

6:29 pm-2:00 pm

2 stops15h 31m

Donegal

Thu 11/6

7:55 am-7:25 pm

1 stop16h 30m

$630

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 10/22

3:55 pm-8:00 pm

2 stops23h 05m

Donegal

Wed 10/29

2:30 pm-5:40 pm

2 stops31h 10m

$640

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 10/30

6:29 pm-2:00 pm

2 stops15h 31m

Donegal

Thu 11/6

2:30 pm-7:25 pm

1 stop9h 55m

$654

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 10/22

4:55 pm-8:00 pm

1 stop22h 05m

Donegal

Wed 10/29

2:30 pm-8:25 pm

1 stop9h 55m

$672

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Thu 10/30

8:40 pm-2:00 pm

2 stops13h 20m

Donegal

Thu 11/6

7:55 am-6:30 pm

2 stops15h 35m

$685

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Wed 12/3

5:10 pm-8:00 pm

2 stops20h 50m

Donegal

Sun 12/7

10:00 am-1:50 pm

2 stops33h 50m

$834

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 10/29

12:20 am-8:00 pm

2 stops15h 40m

Donegal

Thu 11/6

7:55 am-6:40 pm

2 stops15h 45m

$854

BaltimoreDonegal

BWI - CFN

BWICFN

Baltimore/Washington

Thu 10/30

9:35 pm-8:00 pm

2 stops18h 25m

Donegal

Thu 11/6

7:55 am-6:45 pm

2 stops15h 50m

$858

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Donegal flights insights and trends

Explore insights for your Donegal flight to craft the best travel plan

Prices

Other information

What is the cheapest day to depart on your flight to Donegal?

The cheapest day to depart on your flight to Donegal is on a Saturday when prices can be found for as low as $563. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Donegal on Wednesday is $1,027.

What is the cheapest time of day to depart on your flight to Donegal?

Flying to Donegal from United States in the evening is the least expensive time of day to depart. momondo users have found prices as low as $786 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,027 on average. Flights to Donegal from United States in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Donegal flight deals and tips

Summary info about Donegal flight prices, duration and airlines

Best Round-Trip Price	$549
Fastest flight time	13h 20m

The best round-trip flight price to Donegal from United States in the last 72 hours is $549 (New York John F Kennedy Intl to Donegal).

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The fastest flight to Donegal from United States takes 13h 20m (Washington, D.C. Dulles Intl to Donegal).

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Frequently asked questions about flying to Donegal

Is there an alternative airport near Donegal?

Those flying to Donegal could potentially find better pricing at Donegal Airport (28 mi from Donegal city center) or Galway Airport (99 mi from Donegal city center) depending on the month and departure airport.

When did momondo last update prices for flights to Donegal Airport?

Prices for flights to Donegal Airport are updated daily.

How many operators does momondo search for flights to Donegal Airport?

As of September 2025, there is 1 operator available to choose from for flights to Donegal Airport.

How old do you have to be to fly to Donegal Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Donegal Airport.

What documentation or ID do you need to fly to Donegal Airport?

The travel and health documents you'll need for your trip to Donegal Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Donegal Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Letterkenny

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Killybegs

Why use momondo?

Why should I use momondo to find a flight deal to Donegal?

Finding the right flight to Donegal is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Donegal quick and easy, saving you time and money.

Can I find flights to Donegal with flexible booking policies on momondo?

All flight searches to Donegal on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Donegal?

momondo provides multiple filters to help you find the best flight to Donegal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Donegal right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Donegal, momondo offers a useful price alert feature which will track prices for flights to Donegal and alert you when they change.

An easier way to manage your Donegal trip

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Popular flights to Donegal

Chicago to Donegal Flightsfrom $569

Washington, D.C. to Donegal Flightsfrom $685

New York to Donegal Flightsfrom $654

San Francisco to Donegal Flightsfrom $949

$549 Cheap flights to Donegal

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to Donegal departing on 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from the United States to Donegal

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Use the filters below to find and compare flights to Donegal that are best for you.

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Donegal flights insights and trends

Explore insights for your Donegal flight to craft the best travel plan

What is the cheapest day to depart on your flight to Donegal?

What is the cheapest time of day to depart on your flight to Donegal?

How long does it take to fly to Donegal?

Cheap Donegal flight deals and tips

Summary info about Donegal flight prices, duration and airlines

Best Round-Trip Price

Fastest flight time

Frequently asked questions about flying to Donegal

Is there an alternative airport near Donegal?

When did momondo last update prices for flights to Donegal Airport?

How many operators does momondo search for flights to Donegal Airport?

How old do you have to be to fly to Donegal Airport?

What documentation or ID do you need to fly to Donegal Airport?

Traveling to a place near Donegal?

Why use momondo?

Why should I use momondo to find a flight deal to Donegal?

Can I find flights to Donegal with flexible booking policies on momondo?

How can momondo help me find flights to Donegal?

I’m not ready to book a flight to Donegal right now. Can momondo alert me if prices change?

An easier way to manage your Donegal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Donegal

Popular flights to Donegal

Popular routes according to searches in the past day on momondo