$306+ Cheap flights from Austin to Nantucket (AUS - ACK)
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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — ACK
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Austin 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 Austin to Nantucket
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Cheapest flights from Austin to NantucketExplore the most affordable flight options available from Austin to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Austin to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:35 am -
1 stop6h 06m
Sat 9/53:24 pm -
1 stop6h 29m
Deal found 8/18![Delta logo]()
$306
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am -
2 stops9h 30m
Sat 9/52:04 pm -
1 stop8h 55m
Deal found 8/17![American Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:15 am -
1 stop6h 48m
Wed 9/24:15 pm -
1 stop6h 43m
Deal found 8/17![United Airlines logo]()
$538
This United Airlines deal was found by Cheapflights users on 8/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:00 am -
3 stops31h 03m
Sat 9/59:44 am -
2 stops14h 21m
Deal found 8/19![United Airlines logo]()
$710
Best flights from Austin to NantucketDiscover carefully curated flight deals from Austin to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Austin to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:35 am -
1 stop6h 06m
Sat 9/53:24 pm -
1 stop6h 29m
Deal found 8/16![Delta logo]()
$306
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am -
2 stops9h 30m
Sat 9/52:04 pm -
1 stop8h 55m
Deal found 8/18![American Airlines logo]()
$312
Last-minute flights from Austin to NantucketDiscover last-minute flight deals from Austin to Nantucket. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Nantucket. Data last updated August 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:15 am -
1 stop6h 48m
Wed 9/24:15 pm -
1 stop6h 43m
Deal found 8/17![United Airlines logo]()
$538
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:35 am -
1 stop6h 06m
Sat 9/53:24 pm -
1 stop6h 29m
Deal found 8/18![Delta logo]()
$306
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am -
2 stops9h 30m
Sat 9/52:04 pm -
1 stop8h 55m
Deal found 8/17![American Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 8/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:00 am -
3 stops31h 03m
Sat 9/59:44 am -
2 stops14h 21m
Deal found 8/19![United Airlines logo]()
$710
One-way flights from Austin to NantucketSearch for one-way flight options from Austin to Nantucket. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from Austin to Nantucket. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This United deal was found by Cheapflights users on 8/19. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:39 am -
2 stops10h 06m
Deal found 8/19![Multiple Airlines logo]()
$789
Find flight deals from Austin to Nantucket
Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) 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 August 21, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $306 (Delta) |
Popular in | March |
Cheapest in | February |
Average price | $319 |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin 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 7,457,451 searches. Data last updated August 21, 2026.
Use the filters below to find and compare flights from Austin to Nantucket that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
AustinNantucket
AUS Austin Bergstrom - ACK Nantucket Memorial
AUSACK
Austin Bergstrom
Tue 9/1
7:35 am-2:41 pm
1 stop6h 06m
Nantucket Memorial
Sat 9/5
3:24 pm-8:53 pm
1 stop6h 29m
$306
AustinNantucket
AUS Austin Bergstrom - ACK Nantucket Memorial
AUSACK
Austin Bergstrom
Tue 9/1
6:00 am-4:30 pm
2 stops9h 30m
Nantucket Memorial
Sat 9/5
2:04 pm-9:59 pm
1 stop8h 55m
$312
Cheapest one-way
Quickest one-way
AustinNantucket
AUS Austin Bergstrom - ACK Nantucket Memorial
AUSACK
Austin Bergstrom
Thu 9/24
9:39 am-8:45 pm
2 stops10h 06m
$789
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Austin-Nantucket flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Austin-Nantucket flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Austin-Nantucket flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Austin-Nantucket flights, Cheapflights users trust Expedia the most. Expedia 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 Austin-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 Austin to Nantucket
Have a flexible travel schedule? Discover the best time to fly to Nantucket from Austin with our price prediction graph.
AUS-ACK
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.
Related info for your journey
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