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Cheap flights from Washington, D.C. to Donegal from €898

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Donegal departing on 9/9. 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

Find the cheapest flights from Washington, D.C. to Donegal

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:55 - 14:00
IAD
-
CFN
12h 05m
1 stop
Multiple Airlines Logo
07:55 - 20:25
CFN
-
IAD
17h 30m
2 stops
€898Multiple Airlines
Wed, 9 Sep - Wed, 16 Sep
British Airways Logo
19:15 - 14:00
IAD
-
CFN
37h 45m
2 stops
British Airways Logo
14:30 - 17:25
CFN
-
IAD
55h 55m
2 stops
€981British Airways
Wed, 14 Oct - Sun, 18 Oct
Multiple Airlines Logo
17:45 - 14:00
IAD
-
CFN
15h 15m
2 stops
Multiple Airlines Logo
14:30 - 15:55
CFN
-
IAD
30h 25m
2 stops
€982Multiple Airlines
Wed, 9 Sep - Wed, 16 Sep
Multiple Airlines Logo
20:55 - 14:00
IAD
-
CFN
12h 05m
1 stop
Multiple Airlines Logo
14:30 - 15:45
CFN
-
IAD
30h 15m
1 stop
€994Multiple Airlines
Wed, 9 Sep - Wed, 16 Sep
Multiple Airlines Logo
17:15 - 14:00
IAD
-
CFN
15h 45m
1 stop
Multiple Airlines Logo
14:30 - 15:45
CFN
-
IAD
30h 15m
1 stop
€1,018Multiple Airlines
Sun, 16 Aug - Sat, 22 Aug
Multiple Airlines Logo
20:55 - 14:00
IAD
-
CFN
12h 05m
1 stop
Multiple Airlines Logo
14:30 - 15:45
CFN
-
IAD
30h 15m
1 stop
€1,022Multiple Airlines
Sun, 16 Aug - Sat, 22 Aug
Multiple Airlines Logo
22:25 - 14:00
IAD
-
CFN
34h 35m
2 stops
Multiple Airlines Logo
14:30 - 15:45
CFN
-
IAD
30h 15m
1 stop
€1,031Multiple Airlines
Sun, 16 Aug - Sat, 22 Aug
Multiple Airlines Logo
22:25 - 14:00
IAD
-
CFN
34h 35m
2 stops
Multiple Airlines Logo
14:30 - 15:45
CFN
-
IAD
30h 15m
1 stop
€1,032Multiple Airlines
Sun, 16 Aug - Sat, 22 Aug
British Airways Logo
17:45 - 14:00
IAD
-
CFN
15h 15m
2 stops
British Airways Logo
14:30 - 15:55
CFN
-
IAD
30h 25m
2 stops
€1,076British Airways
Sun, 16 Aug - Sat, 22 Aug
Multiple Airlines Logo
19:25 - 20:00
BWI
-
CFN
19h 35m
2 stops
Multiple Airlines Logo
07:55 - 19:33
CFN
-
BWI
16h 38m
2 stops
€1,087Multiple Airlines
Sat, 12 Sep - Sat, 19 Sep

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British Airways flights from Washington, D.C. to Donegal

Our best British Airways deals on Washington, D.C. to Donegal flight tickets
British Airways
14 Oct
IAD19:15Washington, D.C. Dulles Intl
37h 45m
2 stops
CFN14:00Donegal
18 Oct
CFN14:30Donegal
55h 55m
2 stops
IAD17:25Washington, D.C. Dulles Intl
€981
British Airways
16 Aug
IAD17:45Washington, D.C. Dulles Intl
15h 15m
2 stops
CFN14:00Donegal
22 Aug
CFN14:30Donegal
30h 25m
2 stops
IAD15:55Washington, D.C. Dulles Intl
€1,076
British Airways
16 Aug
IAD22:25Washington, D.C. Dulles Intl
34h 35m
2 stops
CFN14:00Donegal
22 Aug
CFN14:30Donegal
34h 50m
2 stops
IAD20:20Washington, D.C. Dulles Intl
€1,112

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. 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 31 July 2026.
Use the filters below to find and compare flights from Washington, D.C. to Donegal that are best for you.

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Wed 9/9

20:55-14:00

1 stop12h 05m

Donegal

Wed 16/9

07:55-20:25

2 stops17h 30m

€898

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Wed 14/10

19:15-14:00

2 stops37h 45m

Donegal

Sun 18/10

14:30-17:25

2 stops55h 55m

€981

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Wed 9/9

17:45-14:00

2 stops15h 15m

Donegal

Wed 16/9

14:30-15:55

2 stops30h 25m

€982

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Wed 9/9

20:55-14:00

1 stop12h 05m

Donegal

Wed 16/9

14:30-15:45

1 stop30h 15m

€994

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Sun 16/8

17:15-14:00

1 stop15h 45m

Donegal

Sat 22/8

14:30-15:45

1 stop30h 15m

€1,018

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Sun 16/8

20:55-14:00

1 stop12h 05m

Donegal

Sat 22/8

14:30-15:45

1 stop30h 15m

€1,022

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Sun 16/8

22:25-14:00

2 stops34h 35m

Donegal

Sat 22/8

14:30-15:45

1 stop30h 15m

€1,031

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Sun 16/8

22:25-14:00

2 stops34h 35m

Donegal

Sat 22/8

14:30-15:45

1 stop30h 15m

€1,032

Washington, D.C.Donegal

IAD - CFN

IADCFN

Washington, D.C. Dulles Intl

Sun 16/8

17:45-14:00

2 stops15h 15m

Donegal

Sat 22/8

14:30-15:55

2 stops30h 25m

€1,076

BaltimoreDonegal

BWI - CFN

BWICFN

Baltimore/Washington

Sat 12/9

19:25-20:00

2 stops19h 35m

Donegal

Sat 19/9

07:55-19:33

2 stops16h 38m

€1,087

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Washington, D.C. to Donegal

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Donegal according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. to Donegal (WAS to CFN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Donegal

Fastest flight time

15h 12m

Direct flights

None
The fastest flight from Washington, D.C. to Donegal takes 15h 12m
There are no direct flights from Washington, D.C. to Donegal. There are no popular flight routes from Washington, D.C. to Donegal.
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Frequently asked questions about flying from Washington, D.C. to Donegal

  • How far is Washington, D.C. to Donegal by plane?

    The distance between Washington, D.C. and Donegal is about 5290.3 km. A reasonable flight in good conditions will take 15h 12m.

  • When did momondo last update prices for flights from Washington, D.C. to Donegal Airport?

    Prices for flights from Washington, D.C. to Donegal Airport refresh daily.

  • How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. to Donegal Airport.

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

    The travel and health documents you'll need for your trip to Donegal Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Donegal Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Washington, D.C. to Donegal

  • How do I get Price Alerts for flights from Washington, D.C. to Donegal?

    Price Alerts will notify you by email when the price for flights to Donegal from Washington, D.C. decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Washington, D.C. to Donegal with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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 Washington, D.C. to Donegal?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Donegal . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Donegal with flexible booking policies on momondo?

Flights from Washington, D.C. to Donegal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Donegal?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Donegal.

I’m not ready to book a flight from Washington, D.C. to Donegal right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Donegal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Donegal and let you know when they change.

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