$346+ Cheap flights from Baltimore (BWI) to Nantucket Island
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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — ACK
Jan 20 — Jan 271
1 adult, Economy
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Best flights from Baltimore to Nantucket IslandDiscover carefully curated flight deals from Baltimore to Nantucket Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 21, 2025.
Discover carefully curated flight deals from Baltimore to Nantucket Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 21, 2025.
This Mytrip deal was found by Cheapflights users on 12/20. 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.
Thu 6/45:45 amBWI - ACK
3 stops37h 10mMultiple Airlines
Sun 6/72:55 pmACK - BWI
2 stops29h 09mMultiple Airlines
Deal found 12/20![Multiple Airlines logo]()
$1,150
Find flight deals from Baltimore to Nantucket Island
Keep the following information in mind while searching for Baltimore to Nantucket Island flight deals. Data was last updated December 21, 2025.
Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $1,150 (Mytrip) |
One-way from | $346 (Kiwi.com) |
Popular in | October |
Cheapest in | January |
Average price | $207 |
Cheapflights Fare Finder
Customize your flight search to find flights from Baltimore to Nantucket Island 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 December 21, 2025.
Use the filters below to find and compare flights from Baltimore to Nantucket Island that are best for you.
Fly from
Baltimore
Fly to
Nantucket Island
Route
Depart
Return
Price
BaltimoreNantucket
BWI - ACK
BWIACK
Baltimore/Washington
Thu 6/4
5:45 am-6:55 pm
3 stops37h 10m
Nantucket Memorial
Sun 6/7
2:55 pm-8:04 pm
2 stops29h 09m
$1,150
BaltimoreNantucket
BWI - ACK
BWIACK
Baltimore/Washington
Thu 1/15
10:05 am-3:50 pm
2 stops29h 45m
$346
Best time to book a flight from Baltimore to Nantucket Island
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Estimated round-trip price
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