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 17h 55m 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.

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

Prices for flights from United States to Donegal Airport are updated daily.

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

The number of operators available for flights from United States to Donegal Airport is 1 as of October 2025.

How old do you have to be to fly from United States 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 from United States to Donegal Airport.

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

The necessary travel and health documents for your Donegal Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$436 Cheap Flights from the United States to Donegal in 2025/26

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Find the cheapest flights from the United States to Donegal

Round-trip

One-way

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Recent round-trip flight deals from the United States to Donegal

Enter your travel dates to find the best prices.

5:00 pm - 2:00 pmJFK-CFN

16h 00m1 stop

7:55 am - 1:55 pmCFN-JFK

11h 00m1 stop

$436Aer Lingus

Find Deal

Fri, Dec 5 - Fri, Dec 12

3:35 pm - 2:00 pmJFK-CFN

17h 25m2 stops

7:55 am - 7:25 pmCFN-JFK

16h 30m1 stop

$681Aer Lingus

Find Deal

Fri, Dec 5 - Fri, Dec 12

5:00 pm - 2:00 pmJFK-CFN

16h 00m2 stops

2:30 pm - 1:55 pmCFN-JFK

52h 25m2 stops

$722Multiple Airlines

Find Deal

Fri, Dec 5 - Fri, Dec 12

6:35 pm - 2:00 pmORD-CFN

13h 25m2 stops

10:00 am - 3:25 pmCFN-ORD

35h 25m2 stops

$792British Airways

Find Deal

Wed, Dec 3 - Sun, Dec 7

6:35 pm - 8:00 pmORD-CFN

19h 25m2 stops

10:00 am - 3:25 pmCFN-ORD

35h 25m2 stops

$799British Airways

Find Deal

Wed, Dec 3 - Sun, Dec 7

12:30 am - 8:00 pmJFK-CFN

38h 30m2 stops

7:55 am - 4:50 pmCFN-JFK

13h 55m1 stop

$827Multiple Airlines

Find Deal

Thu, Dec 4 - Fri, Dec 12

6:30 pm - 8:00 pmDCA-CFN

20h 30m3 stops

2:30 pm - 10:30 pmCFN-DCA

13h 00m2 stops

$997Multiple Airlines

Find Deal

Fri, Dec 5 - Fri, Dec 12

7:48 pm - 8:00 pmDCA-CFN

19h 12m3 stops

2:30 pm - 4:04 pmCFN-DCA

30h 34m3 stops

$1,067British Airways

Find Deal

Fri, Dec 5 - Fri, Dec 12

5:30 pm - 8:00 pmSFO-CFN

18h 30m2 stops

7:55 am - 6:45 pmCFN-SFO

42h 50m2 stops

$1,211British Airways

Find Deal

Sat, Feb 21 - Wed, Feb 25

11:20 pm - 8:00 pmJFK-CFN

15h 40m2 stops

7:55 am - 8:05 pmCFN-JFK

41h 10m3 stops

$1,907Multiple Airlines

Find Deal

Fri, Dec 5 - Fri, Dec 12

British Airways flights from United States to Donegal

Our best British Airways deals on United States to Donegal flight tickets

British Airways

Dec 3

ORD6:35 pmChicago O'Hare Intl

13h 25m

2 stops

CFN2:00 pmDonegal

Dec 7

CFN10:00 amDonegal

35h 25m

2 stops

ORD3:25 pmChicago O'Hare Intl

$792

Find similar

British Airways

Dec 3

ORD6:35 pmChicago O'Hare Intl

19h 25m

2 stops

CFN8:00 pmDonegal

Dec 7

CFN10:00 amDonegal

35h 25m

2 stops

ORD3:25 pmChicago O'Hare Intl

$799

Find similar

British Airways

Dec 5

DCA7:48 pmWashington, D.C. Reagan-National

19h 12m

3 stops

CFN8:00 pmDonegal

Dec 12

CFN2:30 pmDonegal

30h 34m

3 stops

DCA4:04 pmWashington, D.C. Reagan-National

$1,067

Find similar

Aer Lingus flights from United States to Donegal

Our best Aer Lingus deals on United States to Donegal flight tickets

Aer Lingus

Dec 5

JFK5:00 pmNew York John F Kennedy Intl

16h 00m

1 stop

CFN2:00 pmDonegal

Dec 12

CFN7:55 amDonegal

11h 00m

1 stop

JFK1:55 pmNew York John F Kennedy Intl

$436

Find similar

Aer Lingus

Dec 5

JFK3:35 pmNew York John F Kennedy Intl

17h 25m

2 stops

CFN2:00 pmDonegal

Dec 12

CFN7:55 amDonegal

16h 30m

1 stop

JFK7:25 pmNew York John F Kennedy Intl

$681

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Fri 12/5

5:00 pm-2:00 pm

1 stop16h 00m

Donegal

Fri 12/12

7:55 am-1:55 pm

1 stop11h 00m

$436

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Fri 12/5

3:35 pm-2:00 pm

2 stops17h 25m

Donegal

Fri 12/12

7:55 am-7:25 pm

1 stop16h 30m

$681

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Fri 12/5

5:00 pm-2:00 pm

2 stops16h 00m

Donegal

Fri 12/12

2:30 pm-1:55 pm

2 stops52h 25m

$722

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Wed 12/3

6:35 pm-2:00 pm

2 stops13h 25m

Donegal

Sun 12/7

10:00 am-3:25 pm

2 stops35h 25m

$792

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Wed 12/3

6:35 pm-8:00 pm

2 stops19h 25m

Donegal

Sun 12/7

10:00 am-3:25 pm

2 stops35h 25m

$799

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 12/4

12:30 am-8:00 pm

2 stops38h 30m

Donegal

Fri 12/12

7:55 am-4:50 pm

1 stop13h 55m

$827

Washington, D.C.Donegal

DCA - CFN

DCACFN

Washington, D.C. Reagan-National

Fri 12/5

6:30 pm-8:00 pm

3 stops20h 30m

Donegal

Fri 12/12

2:30 pm-10:30 pm

2 stops13h 00m

$997

Washington, D.C.Donegal

DCA - CFN

DCACFN

Washington, D.C. Reagan-National

Fri 12/5

7:48 pm-8:00 pm

3 stops19h 12m

Donegal

Fri 12/12

2:30 pm-4:04 pm

3 stops30h 34m

$1,067

San FranciscoDonegal

SFO - CFN

SFOCFN

San Francisco

Sat 2/21

5:30 pm-8:00 pm

2 stops18h 30m

Donegal

Wed 2/25

7:55 am-6:45 pm

2 stops42h 50m

$1,211

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Fri 12/5

11:20 pm-8:00 pm

2 stops15h 40m

Donegal

Fri 12/12

7:55 am-8:05 pm

3 stops41h 10m

$1,907

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from United States to Donegal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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.

Can stopping save me money on United States to Donegal flights?

You could potentially save up to 24% on your flight if you consider stops on a United States to Donegal flight.

Cheap United States to Donegal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Donegal

Direct flights	None

There are no direct flights from United States to Donegal. There are no popular flight routes from United States to Donegal.

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When did momondo last update prices for flights from United States to Donegal Airport?
Prices for flights from United States to Donegal Airport are updated daily.
How many operators does momondo search for flights from United States to Donegal Airport?
The number of operators available for flights from United States to Donegal Airport is 1 as of October 2025.
How old do you have to be to fly from United States 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 from United States to Donegal Airport.
What documentation or ID do you need to fly to Donegal Airport?
The necessary travel and health documents for your Donegal Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United States to Donegal

Compare and see reviews for airlines that fly from United States to Donegal with momondo

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom $649	Free Cancellation	Rating 7.2 1,351 reviews		Search Aer Lingus flights

Letterkenny

Downings

Bundoran

Killybegs

Why use momondo?

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

Finding the right flight to Donegal from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that 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 from United States to Donegal with flexible booking policies on momondo?

momondo does allow users to show only those flights to Donegal from United States which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from United States to Donegal?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Donegal from United States.

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

Price alerts on flights to Donegal from United States are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.