What is the cheapest day to fly from Washington, D.C. to Castletown?

Travelers seeking maximum savings on their Washington, D.C. to Castletown flight should consider departing on Thursday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Washington, D.C. to Castletown?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 76% on the overall cost on flights from Washington, D.C. to Castletown.

What is the cheapest time of day to fly from WAS to IOM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Castletown as you normally would.

What airport do you fly into for flights to Castletown from Washington, D.C.?

Located just 1.4 mi from the city center, Castletown Ronaldsway is the airport most travelers will use when flying to Castletown from Washington, D.C.. Booking flights from Washington, D.C. to Ronaldsway (IOM) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 1 airline.

Can I find deals for flights from Washington, D.C. to Castletown that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Castletown flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Castletown?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Castletown.

Can I find deals for business class flights from Washington, D.C. to Castletown?

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

$1,152+ Flights from Washington, D.C. to Castletown

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Cheap flight deals from Washington, D.C. to Castletown

Round-trip from	$1,200 (British Airways)

From Washington, D.C. (WAS) to Castletown Ronaldsway

Search Deals

Find flight deals from Washington, D.C. to Castletown

Cheapest flights from Washington, D.C. to Castletown
Explore the most affordable flight options available from Washington, D.C. to Castletown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Thu 10/99:20 pmBWI - IOM

2 stops17h 05mBritish Airways

Mon 10/1311:40 amIOM - BWI

1 stop12h 55mBritish Airways

Deal found 6/10

$1,152

Sat 7/126:50 pmBWI - IOM

3 stops17h 00mMultiple Airlines

Sat 7/197:00 amIOM - BWI

2 stops41h 25mMultiple Airlines

Deal found 6/12

$1,299

Best flights from Washington, D.C. to Castletown
Discover carefully curated flight deals from Washington, D.C. to Castletown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Thu 8/289:20 pmBWI - IOM

1 stop13h 05mBritish Airways

Mon 9/111:40 amIOM - BWI

1 stop12h 55mBritish Airways

Deal found 6/10

$1,200

Sat 7/126:50 pmBWI - IOM

3 stops17h 00mMultiple Airlines

Sat 7/197:00 amIOM - BWI

2 stops41h 25mMultiple Airlines

Deal found 6/12

$1,299

Last-minute flights from Washington, D.C. to Castletown
Discover last-minute flight deals from Washington, D.C. to Castletown. Data last updated June 12, 2025 and is based on user searches.

Sat 7/126:50 pmBWI - IOM

3 stops17h 00mMultiple Airlines

Sat 7/197:00 amIOM - BWI

2 stops41h 25mMultiple Airlines

Deal found 6/12

$1,299

Sat 7/129:20 pmBWI - IOM

1 stop14h 35mBritish Airways

Sat 7/1912:05 pmIOM - BWI

1 stop12h 30mBritish Airways

Deal found 6/12

$1,652

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreCastletown

BWI - IOM

BWIIOM

Baltimore/Washington

Thu 10/9

9:20 pm-7:25 pm

2 stops17h 05m

Castletown Ronaldsway

Mon 10/13

11:40 am-7:35 pm

1 stop12h 55m

$1,152

BaltimoreCastletown

BWI - IOM

BWIIOM

Baltimore/Washington

Sat 7/12

6:50 pm-4:50 pm

3 stops17h 00m

Castletown Ronaldsway

Sat 7/19

7:00 am-7:25 pm

2 stops41h 25m

$1,299

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Washington, D.C. to Castletown

Have a flexible travel schedule? Discover the best time to fly to Castletown from Washington, D.C. 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. to Castletown

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Castletown

British Airways

6.6

Okay

7,008 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,May 2025

LAX - LHR

Entertainment system did not work. Seems like Wi-Fi should have been comped at hat point. Boarding at Marco Polo in Venice was terrible. Insisted on gate checking our bag but not others! Connection was confused and flight was very late.

British Airways

6.6

Okay

7,008 reviews

British Airways

6.6

Okay

7,008 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,May 2025

LAX - LHR

Related info for your journey

What airport do you fly into for flights to Castletown from Washington, D.C.?
Located just 1.4 mi from the city center, Castletown Ronaldsway is the airport most travelers will use when flying to Castletown from Washington, D.C.. Booking flights from Washington, D.C. to Ronaldsway (IOM) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 1 airline.
Can I find deals for flights from Washington, D.C. to Castletown that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Castletown flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Castletown?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Castletown.
Can I find deals for business class flights from Washington, D.C. to Castletown?
Yes. Cheapflights offers flight deals from Washington, D.C. to Castletown 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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Complete your trip

Castletown Ronaldsway Airport car rentals

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Top airline flying from Washington, D.C. to Castletown

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest$728	Average$781	FlexibilityNo cancel fee	On-timeN/A

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$1,152+ Cheap flights from Washington, D.C. (WAS) to Castletown (IOM)

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Castletown with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington, D.C. to Castletown

Round-trip from

Find flight deals from Washington, D.C. to Castletown

Cheapest flights from Washington, D.C. to CastletownExplore the most affordable flight options available from Washington, D.C. to Castletown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Washington, D.C. to Castletown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Washington, D.C. to Castletown

Have a flexible travel schedule? Discover the best time to fly to Castletown from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Castletown

Reviews of airlines servicing Castletown

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Castletown. 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 Castletown from Washington, D.C.?

Can I find deals for flights from Washington, D.C. to Castletown that include hotel bookings?

How can I find direct flights from Washington, D.C. to Castletown?

Can I find deals for business class flights from Washington, D.C. to Castletown?

Traveling to a place near Washington, D.C.?

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Top airline flying from Washington, D.C. to Castletown

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Travel Smart

Cheapest flights from Washington, D.C. to Castletown
Explore the most affordable flight options available from Washington, D.C. to Castletown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.