Cheap flights from Washington D.C. to Nantucket

Compare Washington D.C. to Nantucket flight deals

Find the cheapest month or even day of the year to fly to Nantucket

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Flight deals from Washington D.C. to Nantucket Airport

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Nantucket? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington D.C. to Nantucket

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Nantucket flights are currently cheapest in June.

Direct flights from Washington D.C. to Nantucket

Washington D.C. to Nantucket: Alternative routes

Compare routes from Washington D.C. to Nantucket below. You may find an airport to fly into that's cheaper, faster, or easier than Nantucket.

Washington D.C. to Nantucket: Flight information

The things to know before you go.
Cheapest flight found$158
Cheapest month to flyJune
Average flight time1 hr, 41 mins
Most popular airlineRepublic Airways
Average flights per week30

Finding cheap flights from Washington D.C. to Nantucket: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Nantucket is $328. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 41 minutes is the average flight time from Washington D.C. to Nantucket.
Republic Airways, American Airlines and jetBlue fly direct from Washington D.C. to Nantucket.
As of March 2026, there are 30 flights per week flying from Washington D.C. to Nantucket.
The cheapest month to fly from Washington D.C. to Nantucket is usually June.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Nantucket Airport on Wednesday, 10 June 2026.
Yes – the average flight time is 1 hour and 41 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Nantucket but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Nantucket is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Nantucket is Delta .

Travelling from Washington DC to Nantucket Memorial Airport (ACK): What you need to know

  • Kick off your journey at one of Washington DC's main airports, Ronald Reagan National Airport (DCA) or Washington Dulles International Airport (IAD). Check out your options for booking a flight from Washington DC to Nantucket Memorial Airport (ACK) departing from either of these.

  • Around 1 hour 35 minutes is the usual time it takes for a direct Washington DC to Nantucket Memorial Airport flight.

  • Nantucket's timezone is UTC-4, which is the same as Washington DC. Nantucket Memorial Airport is located in Nantucket.

  • Ronald Reagan National Airport (DCA) to Nantucket Memorial Airport (ACK) is the busiest route, with 5 direct services each week. Travel from DCA to ACK on American Airlines's 10:01am flight.

  • To ensure you get on your flight from Washington DC to ACK, leave enough time to check in and drop off your luggage. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.

  • Heading away during a peak period like public or school holidays? Expect longer lines at security and check-in. For peace of mind, arrive up to four hours before international flights and two hours ahead of domestic departures.

Airports in Washington DC

Ronald Reagan National Airport (DCA)

  • You can take a direct flight from Washington DC to Nantucket Memorial Airport (ACK) out of Ronald Reagan National Airport (DCA).

  • When departing from DCA, you can catch a direct flight from Washington DC to Nantucket Memorial Airport with American Airlines.

  • American Airlines ranks first in bookings for flights from DCA to ACK.

  • Travelling from central Washington DC to DCA takes around 45 minutes on public transport. If you drive, ride-share or grab a cab, you'll cover the 8 kilometres in 15 minutes or so, depending on traffic conditions.

  • Planning to catch an early flight from Washington DC to Nantucket Memorial Airport? Avoid the mad dash to the terminal (and sneak in some bonus sleep) by staying at one of these stays close to Ronald Reagan National Airport:

  • When it comes to Ronald Reagan National Airport's on-time performance, data shows 76.44% of flights complete their journey on time.

  • DCA's address is 1 Aviation Circle.

Washington Dulles International Airport (IAD)

Baltimore/Wash International Thurgood Marshall Airport (BWI)

About Nantucket Memorial Airport (ACK)

Getting from Nantucket Memorial Airport (ACK) to central Nantucket

  • Nantucket Memorial Airport is about 5 kilometres from central Nantucket. How long it'll take to get to the centre by cab or car hire depends on the time of day. Do some research before you go.

  • It'll take around 35 minutes if you're travelling on public transport.

How to find the cheapest flights from Washington DC to Nantucket Memorial Airport (ACK)

  • Currently, $158 is the lowest price we've found for a one-way ticket from Washington DC to Nantucket Memorial Airport. The cheapest price for a return flight is $328. Keep in mind fares can change due to demand at the time of booking.

  • Booking early is often the key to scoring a cheap flight from Washington DC to ACK. Airlines adjust prices based on demand, so the closer your departure date, the more you'll likely spend.

  • Affordable Washington DC to Nantucket Memorial Airport tickets are easier to find if your travel dates are flexible. Use the 'Whole month' tool to compare fares across each month and then fly out on the cheapest day.

  • Stay on top of deals for plane tickets from Washington DC to ACK by creating a Price Alert. We'll send you an email or notification on the app when a new discounted fare appears.

  • Filters make it easier to land a deal on your flight from Washington DC to Nantucket Memorial Airport. Choose the departure times, airlines and number of stops that look good to you. Then sort the results by 'Cheapest' to find the lowest price right away.

The best time to fly from Washington DC to Nantucket Memorial Airport (ACK)

  • February is the quietest month for flights from Washington DC to Nantucket Memorial Airport (ACK), while August is the most popular. Find the ideal time to visit Nantucket based on whether you want a bustling atmosphere or a more laid-back vibe.

  • Book a Washington DC to ACK plane ticket departing in August if you want to explore the city during its warmest month. Expect temperatures in Nantucket to range from 19ºC (66ºF) to 23ºC (73ºF).

  • If you want to travel in cooler conditions, look for a cheap ticket from Washington DC to Nantucket Memorial Airport in February when temperatures are between -5ºC (23ºF) and 7ºC (45ºF).

More about Nantucket

  • When it comes to looking for somewhere to lay your head, you'll find the best places to stay in Nantucket right here. Browse these hotels once you've locked in your flight from Washington DC to Nantucket Memorial Airport:

  • All great journeys should include some sightseeing. Cisco Beach, Nantucket Island and Siasconset are essential stops on your Nantucket itinerary.

Explore more of the United States

  • You've visited Nantucket, now it's time to discover other corners of the United States. Journey about 145 kilometres north-west to Boston to tick off its leading attractions. From Museum of Fine Arts Boston to Freedom Trail and Quincy Market, your itinerary will be busy.

  • Around 177 kilometres north-west of Nantucket, Worcester is another essential stop in the United States. Experience this destination's highlights firsthand at Worcester Art Museum, Redemption Rock Brewing and Union Station.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.