Cheap Flights from Washington (IAD) to Block Island (BID)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Block Island, RI (BID-Block Island State)

Flights from Washington (IAD) to Block Island (BID)
Origin airport
Washington Dulles Intl.
Destination airport
Block Island State
Distance
345 mi

Washington to Block Island Flights

The cheapest times to fly from Washington to Block Island

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Block Island are during the month of . You can find some of the cheapest flights from Washington to Block Island with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Block Island

Sunday is one of the best days to book for cheap flights from Washington to Block Island: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Block Island

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Block Island in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Block Island flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Block Island airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Block Island, RI (BID-Block Island State) cost?
Discover the latest flight deals from IAD to BID by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from IAD to BID?
The cheapest flights from IAD to BID are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from IAD to BID?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from IAD to BID. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Block Island, RI (BID-Block Island State)?
Nonstop flights from Washington Dulles Intl. Airport (IAD) to Block Island, RI (BID-Block Island State) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to BID?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Block Island, RI (BID-Block Island State)?
To touch down at Block Island, RI (BID-Block Island State) without delays, pick a flight that takes off from Washington Dulles Intl. Airport (IAD) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Block Island from Washington Dulles Intl. Airport (IAD)?
T.F. Green Airport (PVD) is the only airport in Block Island with direct flights from Washington Dulles Intl. Airport (IAD). Browse the options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Block Island, RI (BID-Block Island State) last-minute?
Last-minute fares from IAD to BID are typically more expensive. To lock in the best rates, start looking for flights well in advance. That being said, if you can play around with your travel dates, you may land a cheap ticket right before you leave.
Is it cheaper to book an IAD to BID flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to BID flight and hotel package with Expedia could result in significant savings. Better yet, managing everything in one place takes the hassle out of travel planning. Simply secure your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Block Island, RI (BID-Block Island State)?
If you reserved your IAD to BID flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.