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IAD - CFN

€1,226 Find Cheap Flights from Washington Dulles Airport to Donegal – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
€1,226
Typical prices: €775-€1,155
Multiple Airlines
Tue 20/11Tue 27/11
IAD - CFN • 1 stop
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Flight Deals

Cheap Flights from Dulles Intl to Donegal (IAD-CFN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Dulles Intl to Donegal

Fri, 20 Nov - Fri, 27 Nov
Multiple Airlines Logo
22:20 - 14:00IAD  Washington, D.C. Dulles Intl-CFN Donegal
10h 40m1 stop Dublin
Multiple Airlines Logo
07:55 - 15:20CFN  Donegal-IAD Washington, D.C. Dulles Intl
12h 25m1 stop Dublin
€1,226Multiple Airlines
Fri, 20 Nov - Fri, 27 Nov
Multiple Airlines Logo
09:55 - 14:00IAD  Washington, D.C. Dulles Intl-CFN Donegal
23h 05m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
07:55 - 19:55CFN  Donegal-IAD Washington, D.C. Dulles Intl
17h 00m2 stops Dublin London Heathrow
€1,271Multiple Airlines
Fri, 20 Nov - Fri, 27 Nov
Aer Lingus Logo
20:50 - 14:00IAD  Washington, D.C. Dulles Intl-CFN Donegal
12h 10m1 stop Dublin
Aer Lingus Logo
07:55 - 19:55CFN  Donegal-IAD Washington, D.C. Dulles Intl
17h 00m2 stops Dublin London Heathrow
€1,273Aer Lingus
Fri, 20 Nov - Fri, 27 Nov
Multiple Airlines Logo
09:55 - 14:00IAD  Washington, D.C. Dulles Intl-CFN Donegal
23h 05m2 stops Toronto Pearson Intl Dublin
Multiple Airlines Logo
07:55 - 11:45CFN  Donegal-IAD Washington, D.C. Dulles Intl
32h 50m3 stops Dublin Stockholm Arlanda Istanbul
€1,285Multiple Airlines
Fri, 20 Nov - Fri, 27 Nov
Multiple Airlines Logo
09:55 - 14:00IAD  Washington, D.C. Dulles Intl-CFN Donegal
23h 05m3 stops Montreal Pierre Elliott Trudeau Intl London Heathrow Dublin
Multiple Airlines Logo
07:55 - 11:45CFN  Donegal-IAD Washington, D.C. Dulles Intl
32h 50m3 stops Dublin Stockholm Arlanda Istanbul
€1,453Multiple Airlines
Booking Insights

Price, demand, and travel trends for Washington, D.C. Dulles Intl Airport to Donegal flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Washington, D.C. Dulles Intl Airport to Donegal?

Aer Lingus (€1,273) offered the cheapest return ticket from Washington, D.C. Dulles Intl Airport to Donegal in the last 5 days.

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Key details for Washington, D.C. Dulles Intl Airport to Donegal flights

Cheapest flight

€1,226
Round-trip flight from Washington, D.C. Dulles Intl Airport to Donegal

When to book flights from Dulles Intl to Donegal

Are your dates flexible? Find out the best times to travel from Dulles Intl to Donegal based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Washington, D.C. Dulles Intl Airport to Donegal flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Donegal?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Donegal changed much recently?

    Yes. Based on fares seen in the past 5 days, return prices on this route varied from about €1,226 to €1,453. That means the highest observed fare was about 18% higher than the lowest one.

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Donegal?

    Flights from Washington, D.C. Dulles Intl Airport to Donegal usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Donegal (CFN).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Donegal pass through?

    Most connecting flights from Washington, D.C. Dulles Intl Airport to Donegal pass through Dublin (DUB), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Donegal?

    Yes. Flexible dates can save you up to 42% on flights from Washington, D.C. Dulles Intl Airport to Donegal. Monday is the cheapest departure day at €775 return on average, while Friday is the most expensive at €1,328, a difference of €553.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Donegal?

    Donegal is 5 hours ahead of Washington, D.C. Dulles Intl Airport (Irish Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Washington, D.C. Dulles Intl Airport to Donegal flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Friday. On this route, Monday flights average €775, about €553 less than Friday fares (42% savings) based on the last 12 months.

More options for your flight from Dulles Intl to Donegal

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