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Cheap flights from Washington, D.C. to Castletown from $1,378

1 adult
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
5:15 pm - 4:50 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
18h 35m1 stop Dublin
Aer Lingus Logo
5:20 pm - 3:45 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
27h 25m1 stop Dublin
$1,378Aer Lingus
Sun, Dec 20 - Sun, Dec 27
Multiple Airlines Logo
8:50 pm - 4:50 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
15h 00m1 stop Dublin
Multiple Airlines Logo
8:25 am - 3:45 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
36h 20m2 stops Liverpool J. Lennon Dublin
$1,405Multiple Airlines
Sun, Dec 20 - Sun, Dec 27
Multiple Airlines Logo
7:40 pm - 3:20 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
14h 40m2 stops Reykjavik Keflavik Intl Liverpool J. Lennon
Multiple Airlines Logo
5:30 pm - 7:20 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
30h 50m2 stops Liverpool J. Lennon Dublin
$1,493Multiple Airlines
Sun, Dec 20 - Sun, Dec 27
Multiple Airlines Logo
7:40 pm - 3:20 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
14h 40m2 stops Reykjavik Keflavik Intl Liverpool J. Lennon
Multiple Airlines Logo
3:35 pm - 2:45 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
28h 10m3 stops London Gatwick Porto Lisbon Humberto Delgado
$1,503Multiple Airlines
Sun, Dec 20 - Sun, Dec 27
Multiple Airlines Logo
8:50 pm - 4:50 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
15h 00m1 stop Dublin
Multiple Airlines Logo
5:10 pm - 7:20 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
31h 10m2 stops Liverpool J. Lennon Dublin
$1,626Multiple Airlines
Sat, Dec 19 - Sat, Dec 26
Aer Lingus Logo
8:50 pm - 4:50 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
15h 00m1 stop Dublin
Aer Lingus Logo
5:20 pm - 7:20 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
31h 00m1 stop Dublin
$1,740Aer Lingus
Sat, Dec 19 - Sat, Dec 26
Multiple Airlines Logo
4:30 pm - 7:50 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
22h 20m2 stops Toronto Pearson Intl London Heathrow
Multiple Airlines Logo
2:40 pm - 5:00 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
31h 20m2 stops London Gatwick Zurich
$1,782Multiple Airlines
Sat, Dec 19 - Sat, Dec 26
Multiple Airlines Logo
4:30 pm - 4:50 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
19h 20m3 stops Toronto Pearson Intl London Heathrow Dublin
Multiple Airlines Logo
2:40 pm - 5:00 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
31h 20m2 stops London Gatwick Zurich
$1,897Multiple Airlines
Sat, Dec 19 - Sat, Dec 26
Multiple Airlines Logo
4:30 pm - 4:50 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
19h 20m3 stops Toronto Pearson Intl London Heathrow Dublin
Multiple Airlines Logo
5:20 pm - 5:00 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
28h 40m3 stops Dublin London Heathrow Zurich
$2,146Multiple Airlines
Sat, Dec 19 - Sat, Dec 26
Multiple Airlines Logo
9:05 am - 4:50 pmIAD  Washington, D.C. Dulles Intl-IOM Castletown Ronaldsway
26h 45m3 stops Montreal Pierre Elliott Trudeau Intl Paris Charles de Gaulle Dublin
Multiple Airlines Logo
5:20 pm - 6:30 pmIOM  Castletown Ronaldsway-IAD Washington, D.C. Dulles Intl
30h 10m3 stops Dublin Paris Charles de Gaulle Reykjavik Keflavik Intl
$3,004Multiple Airlines
Sun, Dec 20 - Sun, Dec 27

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Aer Lingus flights from Washington, D.C. to Castletown

Our best Aer Lingus deals on Washington, D.C. to Castletown flight tickets
Aer Lingus
Dec 20
IAD5:15 pmWashington, D.C. Dulles Intl
18h 35m
1 stop
IOM4:50 pmCastletown Ronaldsway
Dec 27
IOM5:20 pmCastletown Ronaldsway
27h 25m
1 stop
IAD3:45 pmWashington, D.C. Dulles Intl
$1,378
Aer Lingus
Dec 19
IAD8:50 pmWashington, D.C. Dulles Intl
15h 00m
1 stop
IOM4:50 pmCastletown Ronaldsway
Dec 26
IOM5:20 pmCastletown Ronaldsway
31h 00m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
$1,740

momondo Fare Finder

 
Use the filters below to find and compare flights from Washington, D.C. to Castletown that are best for you.

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Cheapest round-trip

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sun 12/20

5:15 pm-4:50 pm

1 stop18h 35m

Castletown Ronaldsway

Sun 12/27

5:20 pm-3:45 pm

1 stop27h 25m

$1,378

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sun 12/20

8:50 pm-4:50 pm

1 stop15h 00m

Castletown Ronaldsway

Sun 12/27

8:25 am-3:45 pm

2 stops36h 20m

$1,405

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sun 12/20

7:40 pm-3:20 pm

2 stops14h 40m

Castletown Ronaldsway

Sun 12/27

5:30 pm-7:20 pm

2 stops30h 50m

$1,493
Quickest round-trip

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sun 12/20

7:40 pm-3:20 pm

2 stops14h 40m

Castletown Ronaldsway

Sun 12/27

3:35 pm-2:45 pm

3 stops28h 10m

$1,503

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sat 12/19

8:50 pm-4:50 pm

1 stop15h 00m

Castletown Ronaldsway

Sat 12/26

5:10 pm-7:20 pm

2 stops31h 10m

$1,626

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sat 12/19

8:50 pm-4:50 pm

1 stop15h 00m

Castletown Ronaldsway

Sat 12/26

5:20 pm-7:20 pm

1 stop31h 00m

$1,740

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sat 12/19

4:30 pm-7:50 pm

2 stops22h 20m

Castletown Ronaldsway

Sat 12/26

2:40 pm-5:00 pm

2 stops31h 20m

$1,782

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sat 12/19

4:30 pm-4:50 pm

3 stops19h 20m

Castletown Ronaldsway

Sat 12/26

2:40 pm-5:00 pm

2 stops31h 20m

$1,897

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sat 12/19

4:30 pm-4:50 pm

3 stops19h 20m

Castletown Ronaldsway

Sat 12/26

5:20 pm-5:00 pm

3 stops28h 40m

$2,146

Washington, D.C.Castletown

IAD Washington, D.C. Dulles Intl - IOM Castletown Ronaldsway

IADIOM

Washington, D.C. Dulles Intl

Sun 12/20

9:05 am-4:50 pm

3 stops26h 45m

Castletown Ronaldsway

Sun 12/27

5:20 pm-6:30 pm

3 stops30h 10m

$3,004

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

Cheap Washington, D.C. to Castletown (WAS to IOM) flight deals and tips

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

Best Price Found

$1,378

Fastest flight time

11h 20m

Direct flights

None
The best flight deal from Washington, D.C. to Castletown found on momondo in the last 72 hours is $1,378
The fastest flight from Washington, D.C. to Castletown takes 11h 20m
There are no direct flights from Washington, D.C. to Castletown. There are no popular flight routes from Washington, D.C. to Castletown.
Search flight deals

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

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

    Washington, D.C. and Castletown Ronaldsway are 3431.6 mi apart from one another. Flights usually cover this in 11h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Washington, D.C. to Castletown Ronaldsway Airport are refreshed on a daily basis.

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

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

    The travel and health documents you'll need for your trip to Castletown Ronaldsway 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 license and a passport that is valid for six months after your intended arrival at Castletown Ronaldsway 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 Castletown

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

    Price Alerts will notify you by email when the price for flights to Castletown 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 Castletown with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Castletown?

Book flights to Castletown if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Castletown?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Castletown from Washington, D.C..

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

momondo does allow users to show only those flights to Castletown from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

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 Castletown.

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

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

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