$91+ Cheap flights from Boston to Austin (BOS - AUS)
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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — AUS
Jul 13 — Jul 201
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
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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 August or January, booked 79 days in advance, depart on a Saturday or Wednesday and return on a Tuesday
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 June 13, 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 June 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
BOS
- AUS
1 stop7h 56m
Frontier
Mon 8/241:59 pm
AUS
- BOS
1 stop16h 53m
Frontier
Deal found 6/10![Frontier logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Tue 9/89:12 am
BOS
- AUS
1 stop25h 36m
Multiple Airlines
Fri 9/1110:13 am
AUS
- BOS
1 stop24h 32m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$218
This Southwest deal was found by Cheapflights users on 6/9. 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 9/22:30 pm
BOS
- AUS
Nonstop4h 10m
Southwest
Tue 9/810:40 am
AUS
- BOS
Nonstop4h 00m
Southwest
Deal found 6/9![Southwest logo]()
$219
This Southwest deal was found by Cheapflights users on 6/8. 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 8/262:30 pm
BOS
- AUS
Nonstop4h 10m
Southwest
Sat 8/299:30 am
AUS
- BOS
Nonstop4h 00m
Southwest
Deal found 6/8![Southwest logo]()
$220
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:35 am
BOS
- AUS
1 stop5h 50m
Southwest
Wed 9/309:50 am
AUS
- BOS
1 stop7h 45m
Southwest
Deal found 6/10![Southwest logo]()
$221
This Southwest deal was found by Cheapflights users on 6/9. 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 8/278:40 am
BOS
- AUS
Nonstop4h 15m
Southwest
Mon 8/313:50 pm
AUS
- BOS
1 stop5h 40m
Southwest
Deal found 6/9![Southwest logo]()
$229
This Faresmojo deal was found by Cheapflights users on 6/9. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
BOS
- AUS
Nonstop4h 22m
JetBlue
Mon 7/206:42 pm
AUS
- BOS
Nonstop4h 08m
JetBlue
Deal found 6/9![JetBlue logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Tue 8/1111:59 am
BOS
- AUS
1 stop25h 39m
Frontier
Tue 8/255:47 pm
AUS
- BOS
1 stop13h 05m
Frontier
Deal found 6/12![Frontier logo]()
$237
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:00 am
BOS
- AUS
1 stop8h 00m
Southwest
Mon 10/55:10 pm
AUS
- BOS
1 stop6h 15m
Southwest
Deal found 6/10![Southwest logo]()
$238
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 June 13, 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 June 13, 2026.
This Southwest deal was found by Cheapflights users on 6/9. 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 8/45:35 am
BOS
- AUS
1 stop5h 50m
Southwest
Tue 8/113:50 pm
AUS
- BOS
1 stop5h 25m
Southwest
Deal found 6/9![Southwest logo]()
$251
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:25 pm
BOS
- AUS
Nonstop4h 21m
Delta
Sun 8/237:20 am
AUS
- BOS
Nonstop4h 09m
Delta
Deal found 6/11![Delta logo]()
$281
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:45 am
BOS
- AUS
1 stop6h 11m
United Airlines
Tue 6/305:20 pm
AUS
- BOS
1 stop6h 54m
United Airlines
Deal found 6/10![United Airlines logo]()
$281
This Southwest deal was found by Cheapflights users on 6/8. 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 9/98:15 am
BOS
- AUS
2 stops9h 05m
Southwest
Sun 9/136:15 am
AUS
- BOS
1 stop6h 05m
Southwest
Deal found 6/8![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 6/12. 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.
Fri 7/246:30 am
BOS
- AUS
Nonstop4h 14m
Delta
Sun 7/262:30 pm
AUS
- BOS
Nonstop4h 12m
Delta
Deal found 6/12![Delta logo]()
$281
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:30 am
BOS
- AUS
Nonstop4h 14m
Delta
Wed 8/55:55 pm
AUS
- BOS
Nonstop4h 10m
Delta
Deal found 6/11![Delta logo]()
$281
This Southwest deal was found by Cheapflights users on 6/12. 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 7/105:35 am
BOS
- AUS
1 stop5h 35m
Southwest
Tue 7/1410:05 am
AUS
- BOS
Nonstop4h 00m
Southwest
Deal found 6/12![Southwest logo]()
$291
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:30 am
BOS
- AUS
Nonstop4h 18m
Delta
Tue 7/75:45 pm
AUS
- BOS
Nonstop4h 10m
Delta
Deal found 6/10![Delta logo]()
$281
This Southwest deal was found by Cheapflights users on 6/12. 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 7/225:00 am
BOS
- AUS
2 stops8h 35m
Southwest
Tue 7/289:10 am
AUS
- BOS
1 stop6h 55m
Southwest
Deal found 6/12![Southwest logo]()
$306
This Delta deal was found by Cheapflights users on 6/12. 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.
Thu 8/206:45 pm
BOS
- AUS
Nonstop4h 27m
Delta
Sun 8/235:55 pm
AUS
- BOS
Nonstop4h 08m
Delta
Deal found 6/12![Delta logo]()
$281
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:30 am
BOS
- AUS
Nonstop4h 14m
Delta
Fri 7/245:45 pm
AUS
- BOS
Nonstop4h 10m
Delta
Deal found 6/11![Delta logo]()
$281
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:30 am
BOS
- AUS
Nonstop4h 14m
Delta
Mon 7/135:45 pm
AUS
- BOS
Nonstop4h 10m
Delta
Deal found 6/11![Delta logo]()
$330
Last-minute flights from Boston to AustinDiscover last-minute flight deals from Boston to Austin. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Austin. Data last updated June 13, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:00 am
BOS
- AUS
Nonstop4h 24m
Multiple Airlines
Tue 7/215:34 pm
AUS
- BOS
1 stop13h 12m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$267
This Frontier deal was found by Cheapflights users on 6/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:00 am
BOS
- AUS
1 stop11h 43m
Frontier
Tue 8/255:47 pm
AUS
- BOS
1 stop13h 05m
Frontier
Deal found 6/10![Frontier logo]()
$273
This Frontier deal was found by Cheapflights users on 6/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/29:10 am
BOS
- AUS
1 stop8h 33m
Frontier
Thu 7/95:34 pm
AUS
- BOS
1 stop13h 12m
Frontier
Deal found 6/11![Frontier logo]()
$242
This Frontier deal was found by Cheapflights users on 6/12. 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 7/26:00 am
BOS
- AUS
1 stop11h 43m
Frontier
Sat 7/412:44 pm
AUS
- BOS
1 stop11h 43m
Frontier
Deal found 6/12![Frontier logo]()
$243
This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:00 am
BOS
- AUS
1 stop6h 48m
Multiple Airlines
Tue 7/216:42 pm
AUS
- BOS
Nonstop4h 08m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$262
This Super.com deal was found by Cheapflights users on 6/8. 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 7/1110:04 am
BOS
- AUS
1 stop7h 34m
Frontier
Sat 8/15:23 pm
AUS
- BOS
1 stop14h 46m
Frontier
Deal found 6/8![Frontier logo]()
$250
This Faresmojo deal was found by Cheapflights users on 6/9. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
BOS
- AUS
Nonstop4h 22m
JetBlue
Mon 7/206:42 pm
AUS
- BOS
Nonstop4h 08m
JetBlue
Deal found 6/9![JetBlue logo]()
$230
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:25 am
BOS
- AUS
1 stop6h 10m
Southwest
Wed 8/53:50 pm
AUS
- BOS
1 stop5h 25m
Southwest
Deal found 6/11![Southwest logo]()
$251
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:04 am
BOS
- AUS
1 stop24h 28m
Frontier
Sun 8/25:34 pm
AUS
- BOS
1 stop13h 12m
Frontier
Deal found 6/10![Frontier logo]()
$252
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:04 am
BOS
- AUS
1 stop24h 28m
Multiple Airlines
Mon 8/36:42 pm
AUS
- BOS
Nonstop4h 08m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$272
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 June 13, 2026.
Search for one-way flight options from Boston to Austin. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
This Southwest deal was found by Cheapflights users on 6/8. 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 9/92:30 pm
BOS
- AUS
Nonstop4h 10m
Southwest
Deal found 6/8![Southwest logo]()
$91
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
BOS
- AUS
1 stop7h 56m
Frontier
Deal found 6/10![Frontier logo]()
$100
This Southwest deal was found by Cheapflights users on 6/8. 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 8/55:25 am
BOS
- AUS
1 stop7h 05m
Southwest
Deal found 6/8![Southwest logo]()
$101
This Southwest deal was found by Cheapflights users on 6/8. 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 8/198:15 am
BOS
- AUS
2 stops9h 05m
Southwest
Deal found 6/8![Southwest logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am
BOS
- AUS
1 stop28h 48m
Frontier
Deal found 6/10![Frontier logo]()
$107
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:40 am
BOS
- AUS
Nonstop4h 15m
Southwest
Deal found 6/10![Southwest logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Thu 9/312:35 pm
BOS
- AUS
1 stop20h 48m
Allegiant Air
Deal found 6/9![Allegiant Air logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Wed 8/2612:01 pm
BOS
- AUS
1 stop29h 42m
Frontier
Deal found 6/9![Frontier logo]()
$116
This Super.com deal was found by Cheapflights users on 6/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:00 am
BOS
- AUS
1 stop6h 48m
Frontier
Deal found 6/10![Frontier logo]()
$118
This Southwest deal was found by Cheapflights users on 6/8. 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 8/155:00 am
BOS
- AUS
1 stop6h 45m
Southwest
Deal found 6/8![Southwest logo]()
$119
This Super.com deal was found by Cheapflights users on 6/9. 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.
Fri 8/216:00 am
BOS
- AUS
1 stop7h 56m
Frontier
Deal found 6/9![Frontier logo]()
$120
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 June 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Kiwi.com) |
One-way from | $91 (Southwest) |
Popular in | October |
Cheapest in | August |
Average price | $353 |
Good round-trip deal | $301 or less |
Good one-way deal | $203 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 2,558,603 searches. Data last updated June 13, 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 - AUS
BOSAUS
Boston Logan Intl
Tue 8/4
5:35 am-10:25 am
1 stop5h 50m
Austin Bergstrom
Tue 8/11
3:50 pm-10:15 pm
1 stop5h 25m
$251
BostonAustin
BOS - AUS
BOSAUS
Boston Logan Intl
Wed 9/9
8:15 am-4:20 pm
2 stops9h 05m
Austin Bergstrom
Sun 9/13
6:15 am-1:20 pm
1 stop6h 05m
$256
BostonAustin
BOS - AUS
BOSAUS
Boston Logan Intl
Wed 8/19
1:25 pm-4:46 pm
Nonstop4h 21m
Austin Bergstrom
Sun 8/23
7:20 am-12:29 pm
Nonstop4h 09m
$281
BostonAustin
BOS - AUS
BOSAUS
Boston Logan Intl
Tue 6/30
5:45 am-10:56 am
1 stop6h 11m
Austin Bergstrom
Tue 6/30
5:20 pm-1:14 am
1 stop6h 54m
$281
BostonAustin
BOS - AUS
BOSAUS
Boston Logan Intl
Fri 7/24
6:30 am-9:44 am
Nonstop4h 14m
Austin Bergstrom
Sun 7/26
2:30 pm-7:42 pm
Nonstop4h 12m
$281
Quickest round-trip
BostonAustin
BOS - AUS
BOSAUS
Boston Logan Intl
Wed 7/29
6:30 am-9:44 am
Nonstop4h 14m
Austin Bergstrom
Wed 8/5
5:55 pm-11:05 pm
Nonstop4h 10m
$281
BostonAustin
BOS - AUS
BOSAUS
Boston Logan Intl
Fri 7/3
6:30 am-9:48 am
Nonstop4h 18m
Austin Bergstrom
Tue 7/7
5:45 pm-10:55 pm
Nonstop4h 10m
$281
BostonAustin
BOS - AUS
BOSAUS
Boston Logan Intl
Thu 8/20
6:45 pm-10:12 pm
Nonstop4h 27m
Austin Bergstrom
Sun 8/23
5:55 pm-11:03 pm
Nonstop4h 08m
$281
BostonAustin
BOS - AUS
BOSAUS
Boston Logan Intl
Fri 7/17
6:30 am-9:44 am
Nonstop4h 14m
Austin Bergstrom
Fri 7/24
5:45 pm-10:55 pm
Nonstop4h 10m
$281
BostonAustin
BOS - AUS
BOSAUS
Boston Logan Intl
Fri 7/10
5:35 am-10:10 am
1 stop5h 35m
Austin Bergstrom
Tue 7/14
10:05 am-3:05 pm
Nonstop4h 00m
$291
Showing 1-10 of 24 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 June.
| 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 | |
| Price Accuracy1 star | 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
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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, August is the cheapest month in which you can book a flight from Boston to Austin (average of $242). Flying from Boston to Austin in October is currently the most expensive (average of $367). 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 June 13, 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 9% 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 June 13, 2026.
Travelers seeking maximum savings on their Boston to Austin flight should consider departing on Sunday evenings 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 June 13, 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
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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
Pflugerville
Fredericksburg
Dripping Springs
Georgetown
Seguin
Canyon Lake
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Other flights to Austin
Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 13, 2026.
Complete your trip
Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.
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Boston and Austin flights
Browse other Boston and Austin flight options. Last updated on June 13, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on June 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 2,558,603 searches. Data last updated June 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$105 | Average$250 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$114 | Average$273 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$168 | Average$368 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$171 | Average$363 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$178 | Average$272 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$193 | Average$264 | FlexibilityNo cancel fee | On-time69% |