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Donegal

$278+ Cheap flights from the United States to Donegal (CFN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — CFN
Apr 5 — Apr 121
Sun 4/5
Sun 4/12
1 adult, Economy
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Cheap flight deals from USA to Donegal

Cheapest flights from USA to Donegal
Explore the most affordable flight options available from USA to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 6, 2026.

This Expedia deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/315:15 pm
IAD
-
CFN
1 stop9h 20m
Aer Lingus
Sun 6/78:00 am
CFN
-
IAD
1 stop12h 45m
Aer Lingus
Deal found 3/4$706
This Kiwi.com deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:55 pm
JFK
-
CFN
1 stop15h 05m
Multiple Airlines
Thu 4/238:00 am
CFN
-
JFK
2 stops19h 30m
Multiple Airlines
Deal found 3/2$728
This oojo deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:55 pm
JFK
-
CFN
1 stop15h 05m
Aer Lingus
Thu 4/238:30 pm
CFN
-
JFK
1 stop22h 10m
Aer Lingus
Deal found 3/2$769
This oojo deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:00 pm
JFK
-
CFN
2 stops13h 35m
Aer Lingus
Mon 5/48:00 am
CFN
-
JFK
1 stop16h 20m
Aer Lingus
Deal found 3/5$803
This KAYAK deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/304:55 pm
JFK
-
CFN
1 stop9h 40m
Multiple Airlines
Mon 5/48:00 am
CFN
-
JFK
1 stop10h 40m
Multiple Airlines
Deal found 3/5$812
This KAYAK deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/34:55 pm
JFK
-
CFN
1 stop9h 40m
Multiple Airlines
Fri 8/78:30 pm
CFN
-
JFK
1 stop22h 10m
Multiple Airlines
Deal found 3/1$825
This oojo deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:00 pm
ORD
-
CFN
1 stop17h 00m
Aer Lingus
Wed 9/308:00 am
CFN
-
ORD
2 stops17h 45m
Aer Lingus
Deal found 3/4$828
This Ovago deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/173:45 pm
ORD
-
CFN
1 stop9h 50m
Multiple Airlines
Fri 4/248:00 am
CFN
-
ORD
1 stop17h 15m
Multiple Airlines
Deal found 3/3$849
This oojo deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/173:45 pm
ORD
-
CFN
1 stop9h 50m
Aer Lingus
Fri 4/248:00 am
CFN
-
ORD
2 stops28h 19m
Aer Lingus
Deal found 3/3$872
This oojo deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2310:30 pm
ORD
-
CFN
2 stops15h 30m
Multiple Airlines
Mon 4/278:30 pm
CFN
-
ORD
2 stops21h 50m
Multiple Airlines
Deal found 3/4$972
This Kiwi.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:40 pm
SFO
-
CFN
2 stops27h 55m
Multiple Airlines
Fri 4/248:30 pm
CFN
-
SFO
1 stop27h 25m
Multiple Airlines
Deal found 3/3$985
This FlightHub deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/319:55 am
IAD
-
CFN
2 stops16h 40m
Multiple Airlines
Sun 6/78:30 pm
CFN
-
IAD
2 stops28h 50m
Multiple Airlines
Deal found 3/4$986

Find flight deals from USA to Donegal

Keep the following information in mind while searching for USA to Donegal flight deals. Data was last updated March 6, 2026.

Round-trip from

$706
(Expedia)

One-way from

$278
(Kiwi.com)
From USA to Donegal
Search Deals
One-way flight from USA to Donegal
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA 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, Cheapflights users made 2,558,603 searches. Data last updated March 6, 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

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Sun 5/31

5:15 pm-7:35 am

1 stop9h 20m

Donegal

Sun 6/7

8:00 am-3:45 pm

1 stop12h 45m

$706

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 4/16

11:55 pm-8:00 pm

1 stop15h 05m

Donegal

Thu 4/23

8:00 am-10:30 pm

2 stops19h 30m

$728

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 4/16

11:55 pm-8:00 pm

1 stop15h 05m

Donegal

Thu 4/23

8:30 pm-1:40 pm

1 stop22h 10m

$769

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 4/30

1:00 pm-7:35 am

2 stops13h 35m

Donegal

Mon 5/4

8:00 am-7:20 pm

1 stop16h 20m

$803
Quickest round-trip

New YorkDonegal

JFK - CFN

JFKCFN

New York John F Kennedy Intl

Thu 4/30

4:55 pm-7:35 am

1 stop9h 40m

Donegal

Mon 5/4

8:00 am-1:40 pm

1 stop10h 40m

$812

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Fri 4/17

3:45 pm-7:35 am

1 stop9h 50m

Donegal

Fri 4/24

8:00 am-6:19 am

2 stops28h 19m

$872

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Fri 4/17

8:35 pm-7:35 am

2 stops29h 00m

Donegal

Fri 4/24

8:30 pm-5:35 pm

2 stops27h 05m

$948

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Thu 4/23

10:30 pm-8:00 pm

2 stops15h 30m

Donegal

Mon 4/27

8:30 pm-12:20 pm

2 stops21h 50m

$972

San FranciscoDonegal

SFO - CFN

SFOCFN

San Francisco

Sun 4/19

7:40 pm-7:35 am

2 stops27h 55m

Donegal

Fri 4/24

8:30 pm-3:55 pm

1 stop27h 25m

$985

ChicagoDonegal

ORD - CFN

ORDCFN

Chicago O'Hare Intl

Thu 4/23

9:00 pm-8:00 pm

1 stop17h 00m

Donegal

Mon 4/27

8:30 pm-2:00 pm

1 stop23h 30m

$998

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from USA to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from USA with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United States to Donegal
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from USA to Donegal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Donegal from United States?

    Donegal (CFN) is the airport you will fly into if you book a flight from United States to Donegal. It is only a 28.5 mi journey from Donegal (CFN) to Donegal’s city center.

  • How long is the flight from USA to Donegal?

    Aer Lingus can get you from USA to Donegal in just under 9h 20m. Your travel time can differ by up to . Airlines will cover a distance of 3288 mi.

  • What are the most popular routes from USA to Donegal?

    Most travelers choose Washington, D.C. Reagan-National - Donegal, Chicago O'Hare Intl - Donegal or San Francisco - Donegal when deciding on the best route from USA to Donegal.

  • Can I find deals for flights from USA to Donegal that include hotel bookings?

    Yes. In addition to deals on USA to Donegal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Donegal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Donegal.

  • Can I find deals for business class flights from USA to Donegal?

    Yes. Cheapflights offers flight deals from USA to Donegal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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