$526+ 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
Oct 1 — Oct 81
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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Best
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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 September 1, 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 September 1, 2026.
This Delta deal was found by Cheapflights users on 8/28. 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 8/28![Delta logo]()
$526
This American Airlines deal was found by Cheapflights users on 8/27. 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 8/27![American Airlines logo]()
$532
This United Airlines deal was found by Cheapflights users on 8/28. 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.
Mon 8/316:00 am -
1 stop8h 03m
Fri 9/49:50 am -
2 stops12h 17m
Deal found 8/28![United Airlines logo]()
$808
This United Airlines deal was found by Cheapflights users on 8/27. 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 9/15:30 am -
2 stops8h 33m
Sat 9/53:44 pm -
3 stops22h 28m
Deal found 8/27![United Airlines logo]()
$836
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/1512:55 pm -
2 stops19h 17m
Sat 9/194:45 pm -
1 stop7h 01m
Deal found 8/31![United Airlines logo]()
$865
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 September 1, 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 September 1, 2026.
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/1512:55 pm -
2 stops19h 17m
Sat 9/194:45 pm -
1 stop7h 01m
Deal found 8/31![United Airlines logo]()
$865
This Expedia deal was found by Cheapflights users on 8/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:19 pm -
1 stop6h 46m
Fri 10/27:00 am -
1 stop6h 53m
Deal found 8/29![Multiple Airlines logo]()
$1,274
This FlightHub deal was found by Cheapflights users on 8/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/82:19 pm -
1 stop20h 02m
Mon 10/123:28 pm -
1 stop23h 01m
Deal found 8/27![JetBlue logo]()
$1,444
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Mon 9/142:02 pm -
2 stops18h 10m
Thu 9/179:50 am -
2 stops11h 07m
Deal found 9/1![United Airlines logo]()
$1,073
This Expedia deal was found by Cheapflights users on 8/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 pm -
2 stops18h 04m
Mon 10/127:00 am -
1 stop7h 29m
Deal found 8/27![Multiple Airlines logo]()
$1,611
Last-minute flights from Austin to NantucketDiscover last-minute flight deals from Austin to Nantucket. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Nantucket. Data last updated September 1, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/28. 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.
Mon 8/316:00 am -
1 stop8h 03m
Fri 9/49:50 am -
2 stops12h 17m
Deal found 8/28![United Airlines logo]()
$808
This Delta deal was found by Cheapflights users on 8/28. 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 8/28![Delta logo]()
$526
This American Airlines deal was found by Cheapflights users on 8/27. 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 8/27![American Airlines logo]()
$532
This United Airlines deal was found by Cheapflights users on 8/27. 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 9/15:30 am -
2 stops8h 33m
Sat 9/53:44 pm -
3 stops22h 28m
Deal found 8/27![United Airlines logo]()
$836
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/1512:55 pm -
2 stops19h 17m
Sat 9/194:45 pm -
1 stop7h 01m
Deal found 8/31![United Airlines logo]()
$865
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 September 1, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $865 (United Airlines) |
Popular in | March |
Cheapest in | February |
Average price | $331 |
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 September 1, 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
AustinNantucket
AUS Austin Bergstrom - ACK Nantucket Memorial
AUSACK
Austin Bergstrom
Tue 9/15
12:55 pm-9:12 am
2 stops19h 17m
Nantucket Memorial
Sat 9/19
4:45 pm-10:46 pm
1 stop7h 01m
$865
AustinNantucket
AUS Austin Bergstrom - ACK Nantucket Memorial
AUSACK
Austin Bergstrom
Mon 9/14
2:02 pm-9:12 am
2 stops18h 10m
Nantucket Memorial
Thu 9/17
9:50 am-7:57 pm
2 stops11h 07m
$1,073
Quickest round-trip
AustinNantucket
AUS Austin Bergstrom - ACK Nantucket Memorial
AUSACK
Austin Bergstrom
Mon 9/28
2:19 pm-10:05 pm
1 stop6h 46m
Nantucket Memorial
Fri 10/2
7:00 am-12:53 pm
1 stop6h 53m
$1,274
AustinNantucket
AUS Austin Bergstrom - ACK Nantucket Memorial
AUSACK
Austin Bergstrom
Thu 10/8
2:19 pm-11:21 am
1 stop20h 02m
Nantucket Memorial
Mon 10/12
3:28 pm-1:29 pm
1 stop23h 01m
$1,444
AustinNantucket
AUS Austin Bergstrom - ACK Nantucket Memorial
AUSACK
Austin Bergstrom
Thu 10/8
7:30 pm-2:34 pm
2 stops18h 04m
Nantucket Memorial
Mon 10/12
7:00 am-1:29 pm
1 stop7h 29m
$1,611
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
Find useful and relevant information for your journey from Austin to Nantucket. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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