HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Nantucket

$385+ Cheap flights from Baltimore to Nantucket (BWI - ACK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — ACK
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Baltimore to Nantucket with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Baltimore to Nantucket

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Nantucket (ACK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$667
(Mytrip)

One-way from

$385
(Mytrip)

Popular in

October

Cheapest in

January

Average price

$230
Provider with most accurate pricing for Baltimore/Washington-Nantucket Memorial flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Nantucket Memorial flights.
Search Deals
From Baltimore/Washington to Nantucket Memorial
Search Deals
One-way flight from Baltimore/Washington to Nantucket Memorial
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Baltimore to Nantucket

Cheapest flights from Baltimore to Nantucket
Explore the most affordable flight options available from Baltimore to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2025.

This Mytrip deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:30 amBWI - ACK
2 stops26h 39mMultiple Airlines
Sat 12/134:54 pmACK - BWI
2 stops16h 28mMultiple Airlines
Deal found 11/10$667
This Mytrip deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:38 pmBWI - ACK
3 stops26h 02mMultiple Airlines
Sun 11/306:49 amACK - BWI
3 stops32h 30mMultiple Airlines
Deal found 11/11$1,102

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Nantucket 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, Cheapflights users made 2,558,603 searches. Data last updated November 12, 2025.
Use the filters below to find and compare flights from Baltimore to Nantucket that are best for you.

Fly from

Baltimore

Fly to

Nantucket

Route

Depart

Return

Price

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Wed 12/10

6:30 am-9:09 am

2 stops26h 39m

Nantucket Memorial

Sat 12/13

4:54 pm-9:22 am

2 stops16h 28m

$667

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Wed 12/3

11:13 am-4:24 pm

3 stops29h 11m

Nantucket Memorial

Mon 12/8

2:16 pm-9:22 am

3 stops19h 06m

$889

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Wed 11/26

6:38 pm-8:40 pm

3 stops26h 02m

Nantucket Memorial

Sun 11/30

6:49 am-3:19 pm

3 stops32h 30m

$1,102

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Fri 12/5

8:00 pm-2:20 pm

3 stops42h 20m

$385

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Tue 11/25

10:41 am-3:55 pm

2 stops29h 14m

$479

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Sun 11/30

12:24 pm-8:40 pm

3 stops32h 16m

$558

BaltimoreNantucket

BWI - ACK

BWIACK

Baltimore/Washington

Mon 12/1

4:14 pm-8:40 pm

3 stops28h 26m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Compare providers for flights from Baltimore to Nantucket

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Nantucket in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Nantucket flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Baltimore-Nantucket flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Baltimore-Nantucket flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Nantucket flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Nantucket flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from Baltimore 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 Baltimore to Nantucket

What is the cheapest month to book a flight from Baltimore to Nantucket?

Currently, March is the cheapest month in which you can book a flight from Baltimore to Nantucket (average of $43). Flying from Baltimore to Nantucket in September is currently the most expensive (average of $114). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Nantucket. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Baltimore to Nantucket that include hotel bookings?

    Yes. In addition to deals on Baltimore to Nantucket flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to Nantucket?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Nantucket.

  • Can I find deals for business class flights from Baltimore to Nantucket?

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

  • What is the cheapest month to book a flight from Baltimore to Nantucket?

    Currently, March is the cheapest month in which you can book a flight from Baltimore to Nantucket (average of $43). Flying from Baltimore to Nantucket in September is currently the most expensive (average of $114). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Baltimore to Nantucket

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Boston flights
Reagan-National to Boston flights
Dulles Intl to Boston flights
Philadelphia to Boston flights
Dulles Intl to Hartford flights
Reagan-National to Hartford flights
Baltimore to Hartford flights
Reagan-National to Albany flights
Dulles Intl to Albany flights
Baltimore to Albany flights
Philadelphia to Hartford flights
Reagan-National to Hyannis flights
Philadelphia to Worcester flights
Reagan-National to West Tisbury flights
Philadelphia to Albany flights
Reagan-National to Nantucket flights
Philadelphia to West Tisbury flights
Philadelphia to Nantucket flights
Dulles Intl to Worcester flights
Philadelphia to Hyannis flights
Baltimore to Worcester flights
Philadelphia to Provincetown flights
Dulles Intl to Provincetown flights
Dulles Intl to Nantucket flights
Dulles Intl to Hyannis flights
Baltimore to West Tisbury flights
Baltimore to Hyannis flights
Salisbury to Albany flights
Dulles Intl to West Tisbury flights
Dulles Intl to New Bedford flights
Reagan-National to Provincetown flights
Baltimore to Provincetown flights
Baltimore to New Bedford flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.