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Donegal

$1,009+ Cheap flights from Dulles Intl (IAD) to Donegal (CFN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CFN
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
1 adult, Economy
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Cheap flight deals from Dulles Intl to Donegal

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Donegal (CFN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 27, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$1,009
(Travelocity)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Donegal flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Donegal flights.
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From Washington, D.C. Dulles Intl to Donegal
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Find flight deals from Dulles Intl to Donegal

Cheapest flights from Dulles Intl to Donegal
Explore the most affordable flight options available from Dulles Intl to Donegal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2025.

This Travelocity deal was found by Cheapflights users on 3/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/148:25 pmIAD - CFN
1 stop18h 35mAer Lingus
Sat 6/217:55 amCFN - IAD
1 stop12h 55mAer Lingus
Deal found 3/24$1,009
This SmartFares deal was found by Cheapflights users on 3/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/108:25 pmIAD - CFN
2 stops17h 20mMultiple Airlines
Sat 5/177:55 amCFN - IAD
1 stop16h 00mMultiple Airlines
Deal found 3/26$1,129

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl 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 27, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Donegal that are best for you.

Fly from

Dulles Intl

Fly to

Donegal

Route

Depart

Return

Price

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Sat 6/14

8:25 pm-8:00 pm

1 stop18h 35m

Donegal

Sat 6/21

7:55 am-3:50 pm

1 stop12h 55m

$1,009

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Sat 5/10

8:25 pm-6:45 pm

2 stops17h 20m

Donegal

Sat 5/17

7:55 am-6:55 pm

1 stop16h 00m

$1,129

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Donegal flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Washington, D.C. Dulles Intl Airport-Donegal flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Donegal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Donegal flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Donegal flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Donegal

Have a flexible travel schedule? Discover the best time to fly to Donegal from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Donegal

Rainfall in Donegal by month

Plan your trip to Donegal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Donegal ranges from 2.3 - 4.6 inches per month. October is typically the wettest month, when rainfall can reach 4.6 in. April is typically the driest time to visit Donegal when rainfall is around 2.3 in.

Temperature in Donegal by month

Plan your trip to Donegal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Donegal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 57.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Donegal

Get insights into the airlines that provide service to Donegal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Donegal. Reviews last updated March 27, 2025.
Aer Lingus
7.0
Good
1,062 reviews

Food

6.4

Overall

7.0

Crew

7.9

Boarding

7.2

Comfort

7.0

Entertainment

6.7

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

BOS - DUB

Once on board the crew disappeared. Not a single coffee or tea offered during the entire flight. Food, with cup of water was almost inedible
Aer Lingus
7.0
Good
1,062 reviews
Aer Lingus
7.0
Good
1,062 reviews

Food

6.4

Overall

7.0

Crew

7.9

Boarding

7.2

Comfort

7.0

Entertainment

6.7

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2025

BOS - DUB

Once on board the crew disappeared. Not a single coffee or tea offered during the entire flight. Food, with cup of water was almost inedible

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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 Washington, D.C. Dulles Intl?

    Located just 28.5 mi from the city center, Donegal is the airport most travelers will use when flying to Donegal from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Donegal (CFN) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.

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

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

  • How can I find direct flights from Dulles Intl to Donegal?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

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