$144+ Cheap flights from Boston to Austin (BOS - AUS)
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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — AUS
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Austin 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.Cheapflights Tip: The best prices from Boston Logan Intl to Austin Bergstrom are usually found in January or December, booked 79 days in advance, depart on a Saturday or Wednesday and return on a Wednesday
Cheap flight deals from Boston to Austin
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to AustinExplore the most affordable flight options available from Boston to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Boston to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This KAYAK deal was found by Cheapflights users on 9/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:05 pm -
Nonstop4h 45m
Sat 10/312:10 pm -
Nonstop4h 33m
Deal found 9/5![JetBlue logo]()
$274
This Flysmarter deal was found by Cheapflights users on 9/3. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:04 am -
Nonstop4h 23m
Sat 10/104:35 pm -
Nonstop4h 33m
Deal found 9/3![JetBlue logo]()
$275
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:25 pm -
Nonstop4h 25m
Sat 10/317:50 am -
Nonstop4h 00m
Deal found 9/4![Southwest logo]()
$277
This Frontier deal was found by Cheapflights users on 9/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:57 am -
1 stop9h 15m
Sun 12/139:07 pm -
1 stop12h 55m
Deal found 9/4![Frontier logo]()
$280
This CheapOair deal was found by Cheapflights users on 9/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:17 am -
1 stop23h 46m
Tue 9/222:19 pm -
Nonstop4h 36m
Deal found 9/3![Multiple Airlines logo]()
$283
This KAYAK deal was found by Cheapflights users on 9/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:05 pm -
Nonstop4h 45m
Sat 11/72:10 pm -
Nonstop4h 35m
Deal found 9/3![JetBlue logo]()
$286
This Justfly.com deal was found by Cheapflights users on 9/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:32 am -
Nonstop4h 48m
Fri 11/64:40 pm -
Nonstop4h 32m
Deal found 9/3![JetBlue logo]()
$289
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:17 am -
1 stop23h 46m
Sun 9/2710:58 am -
1 stop22h 53m
Deal found 8/31![Frontier logo]()
$290
Best flights from Boston to AustinDiscover carefully curated flight deals from Boston to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Boston to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This Southwest deal was found by Cheapflights users on 9/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:15 am -
1 stop6h 20m
Tue 10/2010:25 am -
Nonstop4h 00m
Deal found 9/3![Southwest logo]()
$312
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.
Fri 10/235:38 pm -
1 stop6h 23m
Thu 10/2912:25 pm -
1 stop5h 32m
Deal found 8/31![United Airlines logo]()
$337
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:10 am -
Nonstop4h 18m
Fri 9/255:55 pm -
Nonstop4h 11m
Deal found 9/1![Delta logo]()
$388
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:25 am -
1 stop8h 35m
Sat 10/245:35 am -
2 stops7h 25m
Deal found 8/31![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:20 am -
Nonstop4h 40m
Sun 11/155:40 am -
1 stop7h 50m
Deal found 9/4![Southwest logo]()
$349
This Delta deal was found by Cheapflights users on 9/3. 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.
Wed 10/1410:00 am -
1 stop9h 25m
Mon 10/196:37 pm -
1 stop5h 43m
Deal found 9/3![Delta logo]()
$438
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:30 pm -
1 stop7h 30m
Tue 11/1011:10 am -
2 stops6h 50m
Deal found 9/1![Southwest logo]()
$366
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:55 am -
2 stops8h 20m
Mon 1/45:15 pm -
1 stop5h 25m
Deal found 9/1![Southwest logo]()
$366
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:10 pm -
2 stops8h 20m
Tue 10/271:25 pm -
2 stops7h 50m
Deal found 9/1![Southwest logo]()
$371
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:10 pm -
Nonstop4h 20m
Mon 10/51:55 pm -
1 stop8h 20m
Deal found 9/4![Southwest logo]()
$388
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:35 am -
2 stops9h 00m
Sun 10/186:10 am -
1 stop5h 40m
Deal found 9/4![Southwest logo]()
$393
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:40 am -
1 stop8h 40m
Sat 10/102:55 pm -
1 stop5h 45m
Deal found 9/1![Southwest logo]()
$400
Last-minute flights from Boston to AustinDiscover last-minute flight deals from Boston to Austin. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Austin. Data last updated September 5, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 9/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:04 am -
Nonstop4h 23m
Sat 9/1910:58 am -
1 stop23h 00m
Deal found 9/2![Multiple Airlines logo]()
$295
This CheapOair deal was found by Cheapflights users on 9/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:17 am -
1 stop23h 46m
Tue 9/222:19 pm -
Nonstop4h 36m
Deal found 9/3![Multiple Airlines logo]()
$283
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:17 am -
1 stop23h 46m
Sun 9/2710:58 am -
1 stop22h 53m
Deal found 8/31![Frontier logo]()
$290
This Flysmarter deal was found by Cheapflights users on 9/3. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:04 am -
Nonstop4h 23m
Sat 10/104:35 pm -
Nonstop4h 33m
Deal found 9/3![JetBlue logo]()
$275
This CheapOair deal was found by Cheapflights users on 9/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:47 am -
1 stop23h 10m
Tue 10/205:26 pm -
Nonstop4h 32m
Deal found 9/2![Multiple Airlines logo]()
$294
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:25 pm -
Nonstop4h 25m
Sat 10/317:50 am -
Nonstop4h 00m
Deal found 9/4![Southwest logo]()
$277
This KAYAK deal was found by Cheapflights users on 9/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:05 pm -
Nonstop4h 45m
Sat 10/312:10 pm -
Nonstop4h 33m
Deal found 9/5![JetBlue logo]()
$274
This Southwest deal was found by Cheapflights users on 9/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:50 pm -
1 stop6h 45m
Fri 10/3011:50 am -
Nonstop4h 00m
Deal found 9/3![Southwest logo]()
$297
One-way flights from Boston to AustinSearch for one-way flight options from Boston to Austin. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Boston to Austin. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This Priceline deal was found by Cheapflights users on 9/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:05 pm -
Nonstop4h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![JetBlue logo]()
$144
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/611:35 am -
1 stop23h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Allegiant Air logo]()
$146
This Cheapflightsfares deal was found by Cheapflights users on 9/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:55 am -
Nonstop4h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![JetBlue logo]()
$147
This United Airlines deal was found by Cheapflights users on 9/5. 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 11/101:32 pm -
1 stop8h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$149
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/205:17 am -
1 stop7h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$150
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:45 am -
2 stops9h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Southwest logo]()
$154
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:15 am -
1 stop24h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Allegiant Air logo]()
$155
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:04 am -
Nonstop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![JetBlue logo]()
$156
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:35 am -
Nonstop4h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![JetBlue logo]()
$157
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:36 am -
2 stops32h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$158
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:25 pm -
Nonstop4h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Southwest logo]()
$159
Find flight deals from Boston to Austin
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Austin (AUS). 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 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $274 (KAYAK) |
One-way from | $144 (Priceline) |
Popular in | October |
Cheapest in | January |
Average price | $344 |
Good round-trip deal | $311 or less |
Good one-way deal | $201 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Austin 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 5, 2026.
Use the filters below to find and compare flights from Boston to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Tue 10/27
6:45 am-2:45 pm
2 stops9h 00m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Wed 11/4
7:55 am-3:15 pm
2 stops8h 20m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
Quickest round-trip
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Thu 9/24
8:40 am-11:55 am
Nonstop4h 15m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$155
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Sun 9/13
6:00 am-12:20 pm
1 stop7h 20m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$164
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Wed 9/9
6:00 am-12:21 pm
1 stop7h 21m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$164
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Mon 9/14
3:13 pm-10:45 pm
1 stop8h 32m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$169
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Fri 9/11
2:28 pm-8:34 pm
1 stop7h 06m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$169
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Sun 10/4
5:45 am-11:01 am
1 stop6h 16m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$181
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Sat 10/3
5:35 am-1:20 pm
2 stops8h 45m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$186
BostonAustin
BOS Boston Logan Intl - AUS Austin Bergstrom
BOSAUS
Boston Logan Intl
Sat 11/7
9:00 am-7:04 pm
2 stops11h 04m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$204
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Boston to Austin
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 Boston to Austin in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Austin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Austin flights, Cheapflights users trust FlightHub the most. FlightHub 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 Boston-Austin 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 Boston to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from Boston with our price prediction graph.
BOS-AUS
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 Boston to Austin
Prices
More
How far ahead should I book a flight from Boston to Austin?
Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Austin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Boston to Austin?
Currently, January is the cheapest month in which you can book a flight from Boston to Austin (average of $273). Flying from Boston to Austin in October is currently the most expensive (average of $385). 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.
What is the cheapest time of day to fly from BOS to AUS?
Find hourly flight availability from Boston to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 5, 2026.
When flying from Boston to Austin, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 11% versus a flight in the afternoon.
What is the cheapest day to fly from Boston to Austin?
Use this chart to determine the cheapest time to fly round-trip from Boston to Austin. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Boston to Austin flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
What’s the top layover airport for flights from Boston to Austin?
Share of 1-stop round-trip flights from Boston to Austin chosen by Cheapflights users in the past 12 months, using the same layover each way.
Houston (IAH) – chosen by Cheapflights users on 50% of 1-stop itineraries from Boston to Austin on Cheapflights.
What’s the cheapest layover airport for flights from Boston to Austin?
Average round-trip fare for 1-stop flights from Boston to Austin, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Houston (IAH) is the most affordable 1-stop option, with an average round-trip price of $326.
What’s the fastest layover option from Boston to Austin?
Shortest average travel time for 1-stop one-way flights from Boston to Austin, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 6h 32m.
Which airport typically offers the quickest layover for flights from Boston to Austin?
Average layover duration for 1-stop one-way flights from Boston to Austin, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Houston (IAH) offer the fastest connection on this route, with an average layover time of 1h 00m.
Reviews of airlines servicing Austin
Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated September 5, 2026.
Read through reviews of airlines operating flights from Boston to Austin, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Boston to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsRound Rock
Cedar Park
San Marcos
Bastrop
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Seguin
Canyon Lake
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Other flights to Austin
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Boston and Austin flights
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Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
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Top 6 airlines flying from Boston to Austin
Discover the top 6 airlines that operate flights from Boston to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$112 | Average$334 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$117 | Average$307 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$174 | Average$278 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$177 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$180 | Average$378 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$180 | Average$299 | FlexibilityNo cancel fee | On-time71% |