How popular is this Boston to Austin flight route?

Flights from Boston Logan Intl to Austin Bergstrom have been viewed 9 times in the past calendar month.

How long is the flight from Boston to Austin?

A quick flight from Boston to Austin can take about 4h 50m. Delta provides one of the quickest options available for as low as $177. There are 1695 mi between Boston and Austin. All flights are typically nonstop.

What are the cheapest airlines flying from Boston to Austin round-trip?

Flying on Frontier is currently your cheapest option to Austin, with prices starting at $81. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and JetBlue, with the lowest prices starting at $102 and $125, respectively. These flights start at 76% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Boston to Austin one-way?

One-way options have recently been found by users for as low as $63 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $66 and JetBlue from $80 one-way.

Weekly flight availability from Boston to Austin

The most flights from BOS to AUS are scheduled on a Monday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

If weather is an important factor for your trip to Austin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What are the cheapest flights from Boston to Austin?

Looking for the cheapest flight from Boston to Austin? While on average our users pay $382, our data indicates the cheapest price to be $80. The most popular route (Boston Logan Intl - Austin Bergstrom), is priced around $125.

What are the most reliable airlines from Boston to Austin?

Consider TAP AIR PORTUGAL (100%), JetBlue (90%) or Hawaiian Airlines (87%) when booking your flight. These represent the most reliable airlines when flying from Boston to Austin.

What are the most popular airlines that fly from Boston to Austin?

Delta, JetBlue and Southwest are the most popular airlines when flying from Boston to Austin.

Most accurate provider : When it comes to deals on Boston-Austin flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Boston-Austin flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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.

What airports do I use to fly from Boston to Austin?

If you book a flight from Boston to Austin, you will be flying from Logan Intl to Austin Bergstrom. Flights to Austin Bergstrom (AUS) from Boston Logan Intl (BOS) take 4h 30m for a nonstop flight. There are 7 flights from Logan Intl to Austin per day from 7 airlines.

Can I find deals for flights from Boston to Austin that include hotel bookings?

Yes. In addition to deals on Boston to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Boston to Austin?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Austin.

Can I find deals for business class flights from Boston to Austin?

Yes. Cheapflights offers flight deals from Boston to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$92+ Flights from Boston to Austin

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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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Cheapflights Tip: The best prices from Boston Logan Intl to Austin Bergstrom are usually found in August or July, booked 66 days in advance, depart on a Saturday or Wednesday and return on a Thursday

Cheap flight deals from Boston to Austin

Cheapest flights from Boston to Austin
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 December 23, 2025.

Wed 12/3111:09 amBOS - AUS

2 stops24h 06mMultiple Airlines

Tue 1/65:30 amAUS - BOS

1 stop28h 20mMultiple Airlines

Deal found 12/21

$299

Mon 12/295:45 amBOS - AUS

1 stop7h 12mDelta

Thu 1/82:40 pmAUS - BOS

Nonstop3h 52mDelta

Deal found 12/22

$307

Mon 12/294:31 pmBOS - AUS

1 stop8h 22mUnited Airlines

Thu 1/86:00 amAUS - BOS

1 stop6h 13mUnited Airlines

Deal found 12/22

$331

Wed 12/3112:20 pmBOS - AUS

1 stop9h 30mSouthwest

Sun 1/46:40 amAUS - BOS

1 stop5h 40mSouthwest

Deal found 12/21

$348

Wed 12/316:00 amBOS - AUS

Nonstop4h 53mDelta

Tue 1/67:20 amAUS - BOS

Nonstop3h 45mDelta

Deal found 12/21

$357

Wed 12/314:28 pmBOS - AUS

1 stop8h 25mUnited Airlines

Mon 1/55:13 pmAUS - BOS

1 stop6h 32mUnited Airlines

Deal found 12/21

$358

Wed 12/315:15 pmBOS - AUS

1 stop6h 20mSouthwest

Fri 1/210:40 pmAUS - BOS

1 stop9h 35mSouthwest

Deal found 12/20

$362

Wed 12/314:28 pmBOS - AUS

1 stop8h 25mUnited Airlines

Fri 1/211:25 amAUS - BOS

1 stop6h 36mUnited Airlines

Deal found 12/21

$367

Tue 12/305:45 amBOS - AUS

1 stop7h 12mDelta

Thu 1/18:05 amAUS - BOS

Nonstop3h 56mDelta

Deal found 12/21

$368

Wed 12/316:00 amBOS - AUS

2 stops29h 15mMultiple Airlines

Sun 1/47:35 pmAUS - BOS

1 stop15h 20mMultiple Airlines

Deal found 12/22

$369

Wed 12/3111:09 amBOS - AUS

2 stops24h 06mFrontier

Mon 1/56:10 pmAUS - BOS

1 stop30h 09mFrontier

Deal found 12/21

$374

Best flights from Boston to Austin
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 December 23, 2025.

Thu 1/2912:54 pmBOS - AUS

Nonstop5h 08mDelta

Sat 1/311:57 pmAUS - BOS

Nonstop3h 53mDelta

Deal found 12/22

$161

Fri 2/62:00 pmBOS - AUS

1 stop8h 35mMultiple Airlines

Fri 2/137:10 pmAUS - BOS

Nonstop3h 49mMultiple Airlines

Deal found 12/23

$163

Thu 1/228:45 amBOS - AUS

Nonstop4h 50mJetBlue

Sat 1/246:00 amAUS - BOS

1 stop10h 44mJetBlue

Deal found 12/22

$177

Fri 2/271:59 pmBOS - AUS

1 stop7h 54mSpirit Airlines

Mon 3/211:34 amAUS - BOS

1 stop11h 12mSpirit Airlines

Deal found 12/23

$190

Tue 2/175:00 pmBOS - AUS

1 stop7h 00mSouthwest

Thu 2/195:10 amAUS - BOS

1 stop5h 10mSouthwest

Deal found 12/21

$247

Wed 1/215:45 pmBOS - AUS

Nonstop5h 03mDelta

Sun 1/257:06 amAUS - BOS

Nonstop3h 49mDelta

Deal found 12/20

$161

Fri 1/306:05 amBOS - AUS

Nonstop5h 05mDelta

Mon 2/21:57 pmAUS - BOS

Nonstop3h 53mDelta

Deal found 12/22

$161

Mon 3/92:24 pmBOS - AUS

Nonstop4h 50mJetBlue

Wed 3/117:10 pmAUS - BOS

Nonstop3h 49mJetBlue

Deal found 12/21

$227

Thu 2/127:10 pmBOS - AUS

1 stop6h 20mSouthwest

Sun 2/1511:30 amAUS - BOS

Nonstop3h 50mSouthwest

Deal found 12/22

$252

Mon 2/98:45 amBOS - AUS

Nonstop4h 50mJetBlue

Fri 2/137:10 pmAUS - BOS

Nonstop3h 49mJetBlue

Deal found 12/22

$239

Mon 1/196:05 amBOS - AUS

Nonstop5h 05mDelta

Thu 1/297:20 amAUS - BOS

1 stop14h 02mDelta

Deal found 12/20

$263

Last-minute flights from Boston to Austin
Discover last-minute flight deals from Boston to Austin. Data last updated December 23, 2025 and is based on user searches.

Wed 1/711:55 amBOS - AUS

1 stop14h 03mSpirit Airlines

Thu 1/811:30 amAUS - BOS

1 stop11h 27mSpirit Airlines

Deal found 12/22

$172

Fri 1/92:00 pmBOS - AUS

1 stop8h 35mSpirit Airlines

Tue 1/204:59 pmAUS - BOS

1 stop29h 20mSpirit Airlines

Deal found 12/22

$166

Fri 1/96:05 amBOS - AUS

Nonstop5h 05mDelta

Tue 1/137:20 amAUS - BOS

Nonstop3h 45mDelta

Deal found 12/22

$169

Fri 1/97:00 amBOS - AUS

1 stop10h 47mMultiple Airlines

Tue 1/137:25 amAUS - BOS

2 stops16h 48mMultiple Airlines

Deal found 12/22

$175

Sun 1/1111:06 amBOS - AUS

1 stop31h 01mMultiple Airlines

Fri 1/1611:30 amAUS - BOS

1 stop27h 58mMultiple Airlines

Deal found 12/22

$171

Mon 1/125:27 pmBOS - AUS

1 stop29h 08mMultiple Airlines

Thu 1/157:19 pmAUS - BOS

2 stops16h 30mMultiple Airlines

Deal found 12/22

$167

Thu 1/156:00 amBOS - AUS

2 stops16h 35mMultiple Airlines

Wed 1/217:25 amAUS - BOS

1 stop15h 32mMultiple Airlines

Deal found 12/22

$162

Thu 1/155:27 pmBOS - AUS

1 stop18h 07mSpirit Airlines

Wed 1/215:50 amAUS - BOS

2 stops17h 07mSpirit Airlines

Deal found 12/22

$173

Tue 1/206:05 amBOS - AUS

Nonstop5h 05mDelta

Sat 1/247:20 amAUS - BOS

Nonstop3h 45mDelta

Deal found 12/22

$161

Wed 1/215:34 amBOS - AUS

1 stop17h 01mSpirit Airlines

Tue 1/275:50 amAUS - BOS

2 stops10h 54mSpirit Airlines

Deal found 12/20

$170

Thu 1/226:00 amBOS - AUS

2 stops16h 35mMultiple Airlines

Sat 1/247:25 amAUS - BOS

1 stop8h 03mMultiple Airlines

Deal found 12/20

$163

Fri 1/302:00 pmBOS - AUS

1 stop8h 35mMultiple Airlines

Mon 2/211:30 amAUS - BOS

2 stops12h 43mMultiple Airlines

Deal found 12/23

$165

One-way flights from Boston to Austin
Search for one-way flight options from Boston to Austin. Find affordable one-way fares based on user searches. Data last updated December 23, 2025.

Thu 2/195:27 amBOS - AUS

1 stop16h 26mSpirit Airlines

Deal found 12/22

$92

Mon 2/236:10 pmBOS - AUS

2 stops22h 54mSpirit Airlines

Deal found 12/22

$93

Thu 1/83:43 pmBOS - AUS

1 stop26h 04mMultiple Airlines

Deal found 12/21

$95

Tue 2/1711:31 amBOS - AUS

1 stop10h 22mSpirit Airlines

Deal found 12/22

$96

Sat 1/1012:03 pmBOS - AUS

1 stop29h 44mFrontier

Deal found 12/21

$97

Thu 1/226:00 amBOS - AUS

2 stops16h 35mMultiple Airlines

Deal found 12/20

$98

Sat 2/2111:31 amBOS - AUS

1 stop10h 22mSpirit Airlines

Deal found 12/22

$99

Tue 1/203:43 pmBOS - AUS

3 stops30h 52mSpirit Airlines

Deal found 12/22

$100

Fri 1/235:27 pmBOS - AUS

2 stops17h 54mMultiple Airlines

Deal found 12/22

$102

Sat 1/106:00 amBOS - AUS

2 stops16h 35mMultiple Airlines

Deal found 12/21

$103

Sat 1/105:30 amBOS - AUS

2 stops11h 10mSouthwest

Deal found 12/22

$104

Sat 2/2112:35 pmBOS - AUS

2 stops12h 41mFrontier

Deal found 12/22

$105

Find flight deals from Boston to Austin

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$161 (Delta)
One-way from	$92 (Kiwi.com)
Popular in	April
Cheapest in	August
Average price	$328
Good round-trip deal	$231 or less
Good one-way deal	$168 or less

Provider with most accurate pricing for Boston Logan Intl-Austin Bergstrom flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boston Logan Intl-Austin Bergstrom flights.

Search Deals

From Boston Logan Intl to Austin Bergstrom

Search Deals

One-way flight from Boston Logan Intl to Austin Bergstrom

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($57 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Boston Logan Intl to Austin Bergstrom.

Search Deals

Price to beat on a one-way flight from Boston Logan Intl to Austin Bergstrom.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 1/29

12:54 pm-5:02 pm

Nonstop5h 08m

Austin Bergstrom

Sat 1/31

1:57 pm-6:50 pm

Nonstop3h 53m

$161

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Wed 1/21

5:45 pm-9:48 pm

Nonstop5h 03m

Austin Bergstrom

Sun 1/25

7:06 am-11:55 am

Nonstop3h 49m

$161

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Fri 1/30

6:05 am-10:10 am

Nonstop5h 05m

Austin Bergstrom

Mon 2/2

1:57 pm-6:50 pm

Nonstop3h 53m

$161

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Fri 2/6

2:00 pm-9:35 pm

1 stop8h 35m

Austin Bergstrom

Fri 2/13

7:10 pm-11:59 pm

Nonstop3h 49m

$163

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 1/22

8:45 am-12:35 pm

Nonstop4h 50m

Austin Bergstrom

Sat 1/24

6:00 am-5:44 pm

1 stop10h 44m

$177

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Fri 2/27

1:59 pm-8:53 pm

1 stop7h 54m

Austin Bergstrom

Mon 3/2

11:34 am-11:46 pm

1 stop11h 12m

$190

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Mon 3/9

2:24 pm-6:14 pm

Nonstop4h 50m

Austin Bergstrom

Wed 3/11

7:10 pm-11:59 pm

Nonstop3h 49m

$227

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Mon 2/9

8:45 am-12:35 pm

Nonstop4h 50m

Austin Bergstrom

Fri 2/13

7:10 pm-11:59 pm

Nonstop3h 49m

$239

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Tue 2/17

5:00 pm-11:00 pm

1 stop7h 00m

Austin Bergstrom

Thu 2/19

5:10 am-11:20 am

1 stop5h 10m

$247

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 2/12

7:10 pm-12:30 am

1 stop6h 20m

Austin Bergstrom

Sun 2/15

11:30 am-4:20 pm

Nonstop3h 50m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 23 results

Compare providers for flights from Boston to Austin

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Austin in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
Priceline	Price Accuracy1 star	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Boston-Austin flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Boston-Austin flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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.

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

Airlines

How far ahead should I book a flight from Boston to Austin?

Booking 66 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 $129). Flying from Boston to Austin in May is currently the most expensive (average of $228). 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?

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 15% versus a flight at noon.

What is the cheapest day to fly from Boston to Austin?

Travelers seeking maximum savings on their Boston to Austin flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Austin

Read through reviews of airlines operating flights from Boston to Austin, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

8.0

Very good

4,253 reviews

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.9

Good

8,014 reviews

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,105 reviews

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,054 reviews

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

JetBlue

7.2

Good

2,898 reviews

Southwest

8.0

Very good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

What airports do I use to fly from Boston to Austin?
If you book a flight from Boston to Austin, you will be flying from Logan Intl to Austin Bergstrom. Flights to Austin Bergstrom (AUS) from Boston Logan Intl (BOS) take 4h 30m for a nonstop flight. There are 7 flights from Logan Intl to Austin per day from 7 airlines.
How popular is this Boston to Austin flight route?
Flights from Boston Logan Intl to Austin Bergstrom have been viewed 9 times in the past calendar month.
How long is the flight from Boston to Austin?
A quick flight from Boston to Austin can take about 4h 50m. Delta provides one of the quickest options available for as low as $177. There are 1695 mi between Boston and Austin. All flights are typically nonstop.
What are the cheapest airlines flying from Boston to Austin round-trip?
Flying on Frontier is currently your cheapest option to Austin, with prices starting at $81. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and JetBlue, with the lowest prices starting at $102 and $125, respectively. These flights start at 76% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Boston to Austin one-way?
One-way options have recently been found by users for as low as $63 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $66 and JetBlue from $80 one-way.
What are the most reliable airlines from Boston to Austin?
Consider TAP AIR PORTUGAL (100%), JetBlue (90%) or Hawaiian Airlines (87%) when booking your flight. These represent the most reliable airlines when flying from Boston to Austin.
What are the cheapest flights from Boston to Austin?
Looking for the cheapest flight from Boston to Austin? While on average our users pay $382, our data indicates the cheapest price to be $80. The most popular route (Boston Logan Intl - Austin Bergstrom), is priced around $125.
Can I find deals for flights from Boston to Austin that include hotel bookings?
Yes. In addition to deals on Boston to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boston to Austin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Austin.
Can I find deals for business class flights from Boston to Austin?
Yes. Cheapflights offers flight deals from Boston to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
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 $129). Flying from Boston to Austin in May is currently the most expensive (average of $228). 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.

See more FAQs

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Top 7 airlines flying from Boston to Austin

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$91	Average$223	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$115	Average$225	FlexibilityNo cancel fee	On-time65%
JetBlue	Cheapest$146	Average$353	FlexibilityNo cancel fee	On-time62%
Southwest	Cheapest$171	Average$379	FlexibilityNo cancel fee	On-time63%
Delta	Cheapest$177	Average$385	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$178	Average$317	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$196	Average$306	FlexibilityNo cancel fee	On-time69%

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$92+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Boston Logan Intl to Austin Bergstrom are usually found in August or July, booked 66 days in advance, depart on a Saturday or Wednesday and return on a Thursday

Cheap flight deals from Boston to Austin

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 December 23, 2025.

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 December 23, 2025.

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Best time to book a flight from Boston to Austin

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Cheapflights Insights

Everything you need to know about your flight from Boston to Austin

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Weekly flight availability from Boston to Austin

Reviews of airlines servicing Austin

Read through reviews of airlines operating flights from Boston to Austin, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

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Cheapest flights from Boston to Austin
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 December 23, 2025.