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Cheap flights from the United States to Donegal from €451

This is the cheapest one-way 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 7/6. 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
0 bags
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Find the cheapest flights from the United States to Donegal

Recent return flight deals from the United States to Donegal

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:30 - 14:00
JFK
-
CFN
12h 30m
2 stops
Multiple Airlines Logo
07:55 - 22:30
CFN
-
JFK
43h 35m
3 stops
€738Multiple Airlines
Sat, 9 May - Wed, 13 May
Multiple Airlines Logo
16:45 - 14:00
JFK
-
CFN
16h 15m
2 stops
Multiple Airlines Logo
07:55 - 14:11
CFN
-
JFK
11h 16m
1 stop
€749Multiple Airlines
Sat, 9 May - Wed, 13 May
Multiple Airlines Logo
16:55 - 14:00
JFK
-
CFN
16h 05m
1 stop
Multiple Airlines Logo
14:30 - 22:25
CFN
-
JFK
12h 55m
1 stop
€787Multiple Airlines
Wed, 14 Oct - Sun, 18 Oct
Multiple Airlines Logo
20:30 - 20:00
JFK
-
CFN
18h 30m
2 stops
Multiple Airlines Logo
07:55 - 22:48
CFN
-
JFK
19h 53m
2 stops
€789Multiple Airlines
Sat, 9 May - Wed, 13 May
Multiple Airlines Logo
23:55 - 14:00
JFK
-
CFN
9h 05m
1 stop
Multiple Airlines Logo
14:30 - 12:20
CFN
-
JFK
26h 50m
2 stops
€790Multiple Airlines
Wed, 14 Oct - Sun, 18 Oct
Multiple Airlines Logo
16:30 - 14:00
JFK
-
CFN
16h 30m
2 stops
Multiple Airlines Logo
14:30 - 22:25
CFN
-
JFK
12h 55m
1 stop
€806Multiple Airlines
Thu, 15 Oct - Sun, 18 Oct
Multiple Airlines Logo
16:55 - 14:00
JFK
-
CFN
16h 05m
1 stop
Multiple Airlines Logo
14:30 - 22:25
CFN
-
JFK
12h 55m
1 stop
€808Multiple Airlines
Wed, 15 Jul - Wed, 29 Jul
Multiple Airlines Logo
23:55 - 14:00
JFK
-
CFN
9h 05m
1 stop
Multiple Airlines Logo
14:30 - 22:25
CFN
-
JFK
12h 55m
1 stop
€814Multiple Airlines
Sat, 9 May - Wed, 13 May
Aer Lingus Logo
15:06 - 14:00
ORD
-
CFN
16h 54m
2 stops
Aer Lingus Logo
14:30 - 11:30
CFN
-
ORD
27h 00m
1 stop
€1,054Aer Lingus
Sun, 7 Jun - Sun, 14 Jun
Aer Lingus Logo
21:00 - 14:00
ORD
-
CFN
11h 00m
1 stop
Aer Lingus Logo
14:30 - 11:30
CFN
-
ORD
27h 00m
1 stop
€1,056Aer Lingus
Sun, 7 Jun - Sun, 14 Jun

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British Airways flights from United States to Donegal

Our best British Airways deals on United States to Donegal flight tickets
British Airways
15 Jul
JFK18:30New York John F Kennedy Intl
14h 30m
2 stops
CFN14:00Donegal
29 Jul
CFN14:30Donegal
28h 55m
2 stops
JFK14:25New York John F Kennedy Intl
€854
British Airways
15 Jul
JFK19:35New York John F Kennedy Intl
13h 25m
2 stops
CFN14:00Donegal
29 Jul
CFN14:30Donegal
27h 50m
2 stops
JFK13:20New York John F Kennedy Intl
€901
British Airways
15 Jul
JFK18:30New York John F Kennedy Intl
14h 30m
2 stops
CFN14:00Donegal
29 Jul
CFN14:30Donegal
28h 55m
2 stops
JFK14:25New York John F Kennedy Intl
€904

Aer Lingus flights from United States to Donegal

Our best Aer Lingus deals on United States to Donegal flight tickets
Aer Lingus
7 Jun
ORD15:06Chicago O'Hare Intl
16h 54m
2 stops
CFN14:00Donegal
14 Jun
CFN14:30Donegal
27h 00m
1 stop
ORD11:30Chicago O'Hare Intl
€1,054
Aer Lingus
7 Jun
ORD21:00Chicago O'Hare Intl
11h 00m
1 stop
CFN14:00Donegal
14 Jun
CFN14:30Donegal
27h 00m
1 stop
ORD11:30Chicago O'Hare Intl
€1,056
Aer Lingus
6 Jun
ORD21:00Chicago O'Hare Intl
11h 00m
1 stop
CFN14:00Donegal
13 Jun
CFN07:55Donegal
17h 20m
1 stop
ORD19:15Chicago O'Hare Intl
€1,095

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 25 April 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 return flight

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Sat 9/5

20:30-14:00

2 stops12h 30m

Donegal

Wed 13/5

07:55-22:30

3 stops43h 35m

€738

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Sat 9/5

16:45-14:00

2 stops16h 15m

Donegal

Wed 13/5

07:55-14:11

1 stop11h 16m

€749

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 14/10

16:55-14:00

1 stop16h 05m

Donegal

Sun 18/10

14:30-22:25

1 stop12h 55m

€787

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Sat 9/5

20:30-20:00

2 stops18h 30m

Donegal

Wed 13/5

07:55-22:48

2 stops19h 53m

€789

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 14/10

23:55-14:00

1 stop9h 05m

Donegal

Sun 18/10

14:30-12:20

2 stops26h 50m

€790

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 15/10

16:30-14:00

2 stops16h 30m

Donegal

Sun 18/10

14:30-22:25

1 stop12h 55m

€806

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Wed 15/7

16:55-14:00

1 stop16h 05m

Donegal

Wed 29/7

14:30-22:25

1 stop12h 55m

€808
Fastest return journey

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Sat 9/5

23:55-14:00

1 stop9h 05m

Donegal

Wed 13/5

14:30-22:25

1 stop12h 55m

€814

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Sun 7/6

15:06-14:00

2 stops16h 54m

Donegal

Sun 14/6

14:30-11:30

1 stop27h 00m

€1,054

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Sun 7/6

21:00-14:00

1 stop11h 00m

Donegal

Sun 14/6

14:30-11:30

1 stop27h 00m

€1,056

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

What is the cheapest airline that flies from United States to Donegal?

Aer Lingus is the most popular carrier operating from United States to Donegal

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 05m

Direct flights

None
The fastest flight from United States to Donegal takes 9h 05m
There are no direct flights from United States to Donegal. There are no popular flight routes from United States to Donegal.
Search flight deals

Frequently asked questions about flying from the United States to Donegal

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

    Prices for flights from United States to Donegal Airport refresh daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Donegal Airport.

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

    The travel and health documents required for your trip to Donegal Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Donegal Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling 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?

Yes. All flights to Donegal from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Yes momondo offers price alerts on flights to Donegal from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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