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Flights to Donegal

$602 Cheap flights to Donegal

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United States to Donegal

Cheap round-trip flights

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Aer Lingus Logo
11:55 pm - 8:00 pmJFK  New York John F Kennedy Intl-CFN Donegal
15h 05m1 stop Dublin
Aer Lingus Logo
2:30 pm - 10:25 pmCFN  Donegal-JFK New York John F Kennedy Intl
12h 55m1 stop Dublin
$602Aer Lingus
Fri, Sep 25 - Thu, Oct 1
Aer Lingus Logo
9:50 pm - 2:00 pmIAD  Washington, D.C. Dulles Intl-CFN Donegal
12h 10m1 stop Dublin
Aer Lingus Logo
7:55 am - 3:45 pmCFN  Donegal-IAD Washington, D.C. Dulles Intl
12h 50m1 stop Dublin
$669Aer Lingus
Tue, Oct 27 - Tue, Nov 3
Multiple Airlines Logo
4:55 pm - 8:00 pmJFK  New York John F Kennedy Intl-CFN Donegal
22h 05m1 stop Dublin
Multiple Airlines Logo
7:55 am - 10:30 pmCFN  Donegal-JFK New York John F Kennedy Intl
19h 35m2 stops Dublin Rome Fiumicino
$826Multiple Airlines
Fri, Sep 25 - Thu, Oct 1
Aer Lingus Logo
6:15 pm - 2:00 pmIAD  Washington, D.C. Dulles Intl-CFN Donegal
15h 45m1 stop Dublin
Aer Lingus Logo
7:55 am - 7:20 pmCFN  Donegal-IAD Washington, D.C. Dulles Intl
16h 25m1 stop Dublin
$898Aer Lingus
Sun, Oct 25 - Sun, Nov 1
Multiple Airlines Logo
4:30 pm - 2:00 pmIAD  Washington, D.C. Dulles Intl-CFN Donegal
17h 30m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
2:30 pm - 5:00 pmCFN  Donegal-IAD Washington, D.C. Dulles Intl
31h 30m2 stops Dublin Zurich
$912Multiple Airlines
Sun, Oct 25 - Sun, Nov 1
Aer Lingus Logo
10:45 pm - 8:00 pmIAD  Washington, D.C. Dulles Intl-CFN Donegal
17h 15m2 stops London Heathrow Dublin
Aer Lingus Logo
7:55 am - 3:45 pmCFN  Donegal-IAD Washington, D.C. Dulles Intl
12h 50m1 stop Dublin
$927Aer Lingus
Sun, Oct 25 - Sun, Nov 1
Aer Lingus Logo
9:50 pm - 8:00 pmIAD  Washington, D.C. Dulles Intl-CFN Donegal
18h 10m1 stop Dublin
Aer Lingus Logo
2:30 pm - 3:45 pmCFN  Donegal-IAD Washington, D.C. Dulles Intl
30h 15m1 stop Dublin
$949Aer Lingus
Sun, Oct 25 - Sun, Nov 1
Aer Lingus Logo
6:15 pm - 2:00 pmIAD  Washington, D.C. Dulles Intl-CFN Donegal
15h 45m1 stop Dublin
Aer Lingus Logo
2:30 pm - 4:20 pmCFN  Donegal-IAD Washington, D.C. Dulles Intl
30h 50m2 stops Dublin Madrid Barajas
$952Aer Lingus
Tue, Oct 27 - Tue, Nov 3
Aer Lingus Logo
10:45 pm - 8:00 pmIAD  Washington, D.C. Dulles Intl-CFN Donegal
17h 15m2 stops London Heathrow Dublin
Aer Lingus Logo
7:55 am - 3:45 pmCFN  Donegal-IAD Washington, D.C. Dulles Intl
12h 50m1 stop Dublin
$975Aer Lingus
Sun, Oct 25 - Sun, Nov 1
British Airways Logo
7:15 pm - 2:00 pmJFK  New York John F Kennedy Intl-CFN Donegal
13h 45m2 stops London Heathrow Dublin
British Airways Logo
2:30 pm - 1:30 pmCFN  Donegal-JFK New York John F Kennedy Intl
28h 00m2 stops Dublin London Heathrow
$978British Airways
Fri, Sep 25 - Thu, Oct 1

momondo Fare Finder

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

Fly from

Route

Depart

Return

Price

Cheapest round-trip

New YorkDonegal

JFK New York John F Kennedy Intl - CFN Donegal

JFKCFN

New York John F Kennedy Intl

Fri 9/25

11:55 pm-8:00 pm

1 stop15h 05m

Donegal

Thu 10/1

2:30 pm-10:25 pm

1 stop12h 55m

$602
Quickest round-trip

Washington, D.C.Donegal

IAD Washington, D.C. Dulles Intl - CFN Donegal

IADCFN

Washington, D.C. Dulles Intl

Tue 10/27

9:50 pm-2:00 pm

1 stop12h 10m

Donegal

Tue 11/3

7:55 am-3:45 pm

1 stop12h 50m

$669

New YorkDonegal

JFK New York John F Kennedy Intl - CFN Donegal

JFKCFN

New York John F Kennedy Intl

Fri 9/25

4:55 pm-8:00 pm

1 stop22h 05m

Donegal

Thu 10/1

7:55 am-10:30 pm

2 stops19h 35m

$826

Washington, D.C.Donegal

IAD Washington, D.C. Dulles Intl - CFN Donegal

IADCFN

Washington, D.C. Dulles Intl

Sun 10/25

6:15 pm-2:00 pm

1 stop15h 45m

Donegal

Sun 11/1

7:55 am-7:20 pm

1 stop16h 25m

$898

Washington, D.C.Donegal

IAD Washington, D.C. Dulles Intl - CFN Donegal

IADCFN

Washington, D.C. Dulles Intl

Sun 10/25

4:30 pm-2:00 pm

2 stops17h 30m

Donegal

Sun 11/1

2:30 pm-5:00 pm

2 stops31h 30m

$912

Washington, D.C.Donegal

IAD Washington, D.C. Dulles Intl - CFN Donegal

IADCFN

Washington, D.C. Dulles Intl

Sun 10/25

10:45 pm-8:00 pm

2 stops17h 15m

Donegal

Sun 11/1

7:55 am-3:45 pm

1 stop12h 50m

$927

Washington, D.C.Donegal

IAD Washington, D.C. Dulles Intl - CFN Donegal

IADCFN

Washington, D.C. Dulles Intl

Sun 10/25

9:50 pm-8:00 pm

1 stop18h 10m

Donegal

Sun 11/1

2:30 pm-3:45 pm

1 stop30h 15m

$949

Washington, D.C.Donegal

IAD Washington, D.C. Dulles Intl - CFN Donegal

IADCFN

Washington, D.C. Dulles Intl

Tue 10/27

6:15 pm-2:00 pm

1 stop15h 45m

Donegal

Tue 11/3

2:30 pm-4:20 pm

2 stops30h 50m

$952

Washington, D.C.Donegal

IAD Washington, D.C. Dulles Intl - CFN Donegal

IADCFN

Washington, D.C. Dulles Intl

Sun 10/25

10:45 pm-8:00 pm

2 stops17h 15m

Donegal

Sun 11/1

7:55 am-3:45 pm

1 stop12h 50m

$975

New YorkDonegal

JFK New York John F Kennedy Intl - CFN Donegal

JFKCFN

New York John F Kennedy Intl

Fri 9/25

7:15 pm-2:00 pm

2 stops13h 45m

Donegal

Thu 10/1

2:30 pm-1:30 pm

2 stops28h 00m

$978

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Donegal from

Donegal flights insights and trends

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

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 10h 40m on average. On the other hand, flying from San Francisco to Knock takes 35h 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.

Cheap Donegal flight deals and tips

Summary info about Donegal flight prices, duration and airlines

Best Round-Trip Price

$669

Fastest flight time

12h 10m
The best round-trip flight price to Donegal from United States in the last 5 days is $669 (Washington, D.C. Dulles Intl to Donegal).
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The fastest flight to Donegal from United States takes 12h 10m (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.

Is there a cheaper alternative to flying into Donegal?

The cheapest airport near Donegal is typically Donegal Airport with an average price of $113/person. These prices vary based on where travelers are coming from. It is suggested that travelers looking to save money try momondo’s Airport-to-Airport Pricing Tool.

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 2026, 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.

Traveling to a place near Donegal?

Book flights to Donegal if you plan to visit one of these locations
Letterkenny
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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Find better results for your trip to Donegal

Popular flights to Donegal

Washington, D.C. to Donegal Flightsfrom $1,033
Chicago to Donegal Flightsfrom $1,381
New York to Donegal Flightsfrom $993
San Francisco to Donegal Flightsfrom $1,022