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 San Francisco to Knock takes 16h 25m on average. On the other hand, flying from New York to Knock takes 21h 20m 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 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.

$758 Cheap Flights from the United States to Donegal in 2026

1 adult

0 bags

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Find the cheapest flights from the United States to Donegal

Round-trip

One-way

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

Enter your travel dates to find the best prices.

11:15 am - 2:00 pm

JFK

CFN

22h 45m

2 stops

2:30 pm - 8:25 pm

CFN

JFK

9h 55m

1 stop

$758Multiple Airlines

Thu, Mar 12 - Thu, Mar 19

6:25 pm - 2:00 pm

JFK

CFN

14h 35m

2 stops

2:30 pm - 6:40 pm

CFN

JFK

33h 10m

2 stops

$777British Airways

Tue, Feb 24 - Fri, Feb 27

11:15 am - 2:00 pm

JFK

CFN

22h 45m

2 stops

2:30 pm - 3:05 pm

CFN

JFK

28h 35m

2 stops

$814Multiple Airlines

Thu, Mar 12 - Thu, Mar 19

5:25 pm - 2:00 pm

DEN

CFN

37h 35m

2 stops

10:00 am - 3:30 pm

CFN

DEN

36h 30m

2 stops

$987British Airways

Wed, Feb 18 - Sun, Feb 22

6:05 pm - 2:00 pm

IAD

CFN

15h 55m

1 stop

2:30 pm - 8:55 pm

CFN

IAD

34h 25m

2 stops

$1,006Multiple Airlines

Thu, Mar 12 - Thu, Mar 19

10:45 pm - 2:00 pm

IAD

CFN

35h 15m

2 stops

2:30 pm - 4:35 pm

CFN

IAD

30h 05m

2 stops

$1,042British Airways

Thu, Mar 12 - Thu, Mar 19

6:00 pm - 2:00 pm

JFK

CFN

16h 00m

1 stop

2:30 pm - 8:25 pm

CFN

JFK

9h 55m

1 stop

$1,088Multiple Airlines

Thu, Mar 12 - Thu, Mar 19

8:35 pm - 8:00 pm

BWI

CFN

42h 25m

2 stops

7:55 am - 6:45 pm

CFN

BWI

39h 50m

2 stops

$1,103British Airways

Sun, Feb 15 - Thu, Feb 19

8:00 pm - 8:00 pm

DEN

CFN

17h 00m

1 stop

8:00 am - 6:15 pm

CFN

DEN

17h 15m

1 stop

$1,110Aer Lingus

Sat, May 9 - Wed, May 20

6:05 pm - 2:00 pm

IAD

CFN

15h 55m

1 stop

2:30 pm - 4:35 pm

CFN

IAD

30h 05m

1 stop

$1,111Aer Lingus

Thu, Mar 12 - Thu, Mar 19

British Airways flights from United States to Donegal

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

British Airways

Feb 24

JFK6:25 pmNew York John F Kennedy Intl

14h 35m

2 stops

CFN2:00 pmDonegal

Feb 27

CFN2:30 pmDonegal

33h 10m

2 stops

JFK6:40 pmNew York John F Kennedy Intl

$777

British Airways

Mar 13

JFK9:05 amNew York John F Kennedy Intl

24h 55m

2 stops

CFN2:00 pmDonegal

Mar 20

CFN2:30 pmDonegal

25h 50m

2 stops

JFK12:20 pmNew York John F Kennedy Intl

$922

British Airways

Feb 18

DEN5:25 pmDenver Intl

43h 35m

2 stops

CFN8:00 pmDonegal

Feb 22

CFN10:00 amDonegal

36h 30m

2 stops

DEN3:30 pmDenver Intl

$987

Aer Lingus flights from United States to Donegal

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

Aer Lingus

May 9

DEN8:00 pmDenver Intl

17h 00m

1 stop

CFN8:00 pmDonegal

May 20

CFN8:00 amDonegal

17h 15m

1 stop

DEN6:15 pmDenver Intl

$1,110

Aer Lingus

Mar 12

IAD6:05 pmWashington, D.C. Dulles Intl

15h 55m

1 stop

CFN2:00 pmDonegal

Mar 19

CFN2:30 pmDonegal

30h 05m

1 stop

IAD4:35 pmWashington, D.C. Dulles Intl

$1,111

Aer Lingus

Mar 13

JFK6:00 pmNew York John F Kennedy Intl

16h 00m

1 stop

CFN2:00 pmDonegal

Mar 20

CFN2:30 pmDonegal

9h 55m

1 stop

JFK8:25 pmNew York John F Kennedy Intl

$1,491

Fly from

Fly to

Route

Depart

Return

Price

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 3/12

11:15 am-2:00 pm

2 stops22h 45m

Donegal

Thu 3/19

2:30 pm-8:25 pm

1 stop9h 55m

$758

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Tue 2/24

6:25 pm-2:00 pm

2 stops14h 35m

Donegal

Fri 2/27

2:30 pm-6:40 pm

2 stops33h 10m

$777

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 3/12

11:15 am-2:00 pm

2 stops22h 45m

Donegal

Thu 3/19

2:30 pm-3:05 pm

2 stops28h 35m

$814

DenverDonegal

DEN - CFN

DENCFN

Denver Intl

Wed 2/18

5:25 pm-2:00 pm

2 stops37h 35m

Donegal

Sun 2/22

10:00 am-3:30 pm

2 stops36h 30m

$987

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Thu 3/12

6:05 pm-2:00 pm

1 stop15h 55m

Donegal

Thu 3/19

2:30 pm-8:55 pm

2 stops34h 25m

$1,006

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Thu 3/12

10:45 pm-2:00 pm

2 stops35h 15m

Donegal

Thu 3/19

2:30 pm-4:35 pm

2 stops30h 05m

$1,042

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 3/12

6:00 pm-2:00 pm

1 stop16h 00m

Donegal

Thu 3/19

2:30 pm-8:25 pm

1 stop9h 55m

$1,088

BaltimoreDonegal

BWI - CFN

BWICFN

Baltimore/Washington

Sun 2/15

8:35 pm-8:00 pm

2 stops42h 25m

Donegal

Thu 2/19

7:55 am-6:45 pm

2 stops39h 50m

$1,103

DenverDonegal

DEN - CFN

DENCFN

Denver Intl

Sat 5/9

8:00 pm-8:00 pm

1 stop17h 00m

Donegal

Wed 5/20

8:00 am-6:15 pm

1 stop17h 15m

$1,110

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Thu 3/12

6:05 pm-2:00 pm

1 stop15h 55m

Donegal

Thu 3/19

2:30 pm-4:35 pm

1 stop30h 05m

$1,111

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

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Other information

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

You could potentially save up to 29% 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

Fastest flight time	15h 55m
Direct flights	None

The fastest flight from United States to Donegal takes 15h 55m

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

Search flight deals

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 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.

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.