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Cheap flights from the United States to Donegal from $769

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Donegal departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United States to Donegal

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

Enter your travel dates to find the best prices.
Aer Lingus Logo
6:30 am - 7:35 am
JFK
-
CFN
20h 05m
2 stops
Aer Lingus Logo
8:00 am - 1:40 pm
CFN
-
JFK
10h 40m
1 stop
$769Aer Lingus
Thu, Sep 3 - Sat, Sep 12
Aer Lingus Logo
11:55 pm - 8:00 pm
JFK
-
CFN
15h 05m
1 stop
Aer Lingus Logo
8:30 pm - 7:20 pm
CFN
-
JFK
27h 50m
1 stop
$784Aer Lingus
Thu, Sep 3 - Sat, Sep 12
Multiple Airlines Logo
11:55 pm - 8:00 pm
JFK
-
CFN
15h 05m
1 stop
Multiple Airlines Logo
8:00 am - 9:40 pm
CFN
-
JFK
42h 40m
2 stops
$819Multiple Airlines
Tue, Apr 28 - Tue, May 5
Multiple Airlines Logo
4:55 pm - 7:35 am
JFK
-
CFN
9h 40m
1 stop
Multiple Airlines Logo
8:00 am - 1:40 pm
CFN
-
JFK
10h 40m
1 stop
$866Multiple Airlines
Tue, Apr 28 - Tue, May 5
Aer Lingus Logo
9:05 pm - 8:00 pm
JFK
-
CFN
17h 55m
1 stop
Aer Lingus Logo
8:00 am - 8:00 am
CFN
-
JFK
29h 00m
2 stops
$879Aer Lingus
Fri, May 15 - Mon, May 18
Aer Lingus Logo
10:40 pm - 8:00 pm
JFK
-
CFN
16h 20m
2 stops
Aer Lingus Logo
8:00 am - 10:25 pm
CFN
-
JFK
19h 25m
1 stop
$880Aer Lingus
Wed, Jul 15 - Wed, Jul 29
Aer Lingus Logo
3:45 pm - 7:35 am
ORD
-
CFN
9h 50m
1 stop
Aer Lingus Logo
8:30 pm - 2:00 pm
CFN
-
ORD
23h 30m
1 stop
$898Aer Lingus
Wed, Apr 29 - Wed, May 6
Aer Lingus Logo
7:50 am - 7:35 am
JFK
-
CFN
42h 45m
2 stops
Aer Lingus Logo
8:30 pm - 6:23 pm
CFN
-
JFK
26h 53m
2 stops
$909Aer Lingus
Tue, Apr 28 - Tue, May 5
Aer Lingus Logo
9:00 pm - 8:00 pm
ORD
-
CFN
17h 00m
1 stop
Aer Lingus Logo
8:00 am - 6:15 pm
CFN
-
ORD
16h 15m
2 stops
$918Aer Lingus
Wed, Apr 29 - Wed, May 6
Aer Lingus Logo
4:55 pm - 7:35 am
JFK
-
CFN
9h 40m
1 stop
Aer Lingus Logo
8:00 am - 1:40 pm
CFN
-
JFK
10h 40m
1 stop
$920Aer Lingus
Wed, Jul 15 - Wed, Jul 29

Aer Lingus flights from United States to Donegal

Our best Aer Lingus deals on United States to Donegal flight tickets
Aer Lingus
May 1
JFK9:05 pmNew York John F Kennedy Intl
17h 55m
1 stop
CFN8:00 pmDonegal
May 8
CFN8:00 amDonegal
10h 40m
1 stop
JFK1:40 pmNew York John F Kennedy Intl
$581
Aer Lingus
Sep 3
JFK6:30 amNew York John F Kennedy Intl
20h 05m
2 stops
CFN7:35 amDonegal
Sep 12
CFN8:00 amDonegal
10h 40m
1 stop
JFK1:40 pmNew York John F Kennedy Intl
$769
Aer Lingus
Sep 3
JFK11:55 pmNew York John F Kennedy Intl
15h 05m
1 stop
CFN8:00 pmDonegal
Sep 12
CFN8:30 pmDonegal
27h 50m
1 stop
JFK7:20 pmNew York John F Kennedy Intl
$784

momondo Fare Finder

 
Customize your flight search to find flights from United States to Donegal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 17, 2026.
Use the filters below to find and compare flights from the United States to Donegal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 9/3

6:30 am-7:35 am

2 stops20h 05m

Donegal

Sat 9/12

8:00 am-1:40 pm

1 stop10h 40m

$769

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 9/3

11:55 pm-8:00 pm

1 stop15h 05m

Donegal

Sat 9/12

8:30 pm-7:20 pm

1 stop27h 50m

$784

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Tue 4/28

11:55 pm-8:00 pm

1 stop15h 05m

Donegal

Tue 5/5

8:00 am-9:40 pm

2 stops42h 40m

$819
Quickest round-trip

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Tue 4/28

4:55 pm-7:35 am

1 stop9h 40m

Donegal

Tue 5/5

8:00 am-1:40 pm

1 stop10h 40m

$866

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Fri 5/15

9:05 pm-8:00 pm

1 stop17h 55m

Donegal

Mon 5/18

8:00 am-8:00 am

2 stops29h 00m

$879

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 7/15

10:40 pm-8:00 pm

2 stops16h 20m

Donegal

Wed 7/29

8:00 am-10:25 pm

1 stop19h 25m

$880

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Wed 4/29

3:45 pm-7:35 am

1 stop9h 50m

Donegal

Wed 5/6

8:30 pm-2:00 pm

1 stop23h 30m

$898

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Tue 4/28

7:50 am-7:35 am

2 stops42h 45m

Donegal

Tue 5/5

8:30 pm-6:23 pm

2 stops26h 53m

$909

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Wed 4/29

9:00 pm-8:00 pm

1 stop17h 00m

Donegal

Wed 5/6

8:00 am-6:15 pm

2 stops16h 15m

$918

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 7/15

4:55 pm-7:35 am

1 stop9h 40m

Donegal

Wed 7/29

8:00 am-1:40 pm

1 stop10h 40m

$920

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Donegal from

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

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

9h 50m

Direct flights

None
The fastest flight from United States to Donegal takes 9h 50m
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.

Traveling to a place near Donegal?

Book flights to Donegal if you plan to visit one of these locations
Letterkenny
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.

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