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Cheap flights from Boston to Austin from $94

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Austin departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Austin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:54 pm - 5:02 pm
BOS
-
AUS
5h 08mnonstop
Delta Logo
7:06 am - 11:55 am
AUS
-
BOS
3h 49mnonstop
$161Delta
Thu, Jan 22 - Sun, Jan 25
Multiple Airlines Logo
7:00 am - 4:04 pm
BOS
-
AUS
10h 04m1 stop
Multiple Airlines Logo
7:25 am - 1:13 am
AUS
-
BOS
16h 48m2 stops
$165Multiple Airlines
Sat, Jan 24 - Sat, Jan 31
Multiple Airlines Logo
12:10 pm - 4:04 pm
BOS
-
AUS
28h 54m1 stop
Multiple Airlines Logo
4:59 pm - 2:38 pm
AUS
-
BOS
20h 39m1 stop
$166Multiple Airlines
Mon, Jan 19 - Thu, Jan 22
Multiple Airlines Logo
6:00 am - 9:35 pm
BOS
-
AUS
16h 35m2 stops
Multiple Airlines Logo
7:26 pm - 2:38 pm
AUS
-
BOS
18h 12m1 stop
$168Multiple Airlines
Wed, Jan 28 - Sun, Feb 1
Multiple Airlines Logo
11:55 am - 12:58 am
BOS
-
AUS
14h 03m1 stop
Multiple Airlines Logo
7:25 am - 1:13 am
AUS
-
BOS
16h 48m2 stops
$170Multiple Airlines
Wed, Jan 7 - Wed, Jan 14
Multiple Airlines Logo
5:34 am - 9:35 pm
BOS
-
AUS
17h 01m1 stop
Multiple Airlines Logo
5:42 pm - 11:08 am
AUS
-
BOS
16h 26m1 stop
$171Multiple Airlines
Thu, Jan 8 - Fri, Jan 9
Multiple Airlines Logo
6:00 am - 9:35 pm
BOS
-
AUS
16h 35m2 stops
Multiple Airlines Logo
4:59 pm - 2:38 pm
AUS
-
BOS
20h 39m1 stop
$172Multiple Airlines
Tue, Jan 27 - Fri, Jan 30
Spirit Airlines Logo
7:00 am - 4:04 pm
BOS
-
AUS
10h 04m1 stop
Spirit Airlines Logo
11:34 am - 11:57 pm
AUS
-
BOS
11h 23m1 stop
$174Spirit Airlines
Sat, Jan 31 - Sat, Feb 28
Multiple Airlines Logo
5:34 am - 9:35 pm
BOS
-
AUS
17h 01m1 stop
Multiple Airlines Logo
7:25 am - 1:13 am
AUS
-
BOS
16h 48m2 stops
$175Multiple Airlines
Thu, Jan 8 - Wed, Jan 14
Multiple Airlines Logo
6:00 am - 9:35 pm
BOS
-
AUS
16h 35m2 stops
Multiple Airlines Logo
4:59 pm - 2:38 pm
AUS
-
BOS
20h 39m1 stop
$176Multiple Airlines
Tue, Jan 27 - Fri, Jan 30

Delta flights from Boston to Austin

Our best Delta deals on Boston to Austin flight tickets
Delta
Jan 22
BOS12:54 pmBoston Logan Intl
5h 08m
AUS5:02 pmAustin Bergstrom
Jan 25
AUS7:06 amAustin Bergstrom
3h 49m
BOS11:55 amBoston Logan Intl
$161
Find similar
Delta
Jan 30
BOS6:05 amBoston Logan Intl
5h 05m
AUS10:10 amAustin Bergstrom
Feb 8
AUS7:06 amAustin Bergstrom
3h 49m
BOS11:55 amBoston Logan Intl
$210
Find similar
Delta
Dec 17
BOS7:30 pmBoston Logan Intl
4h 50m
AUS11:20 pmAustin Bergstrom
Jan 20
AUS6:45 pmAustin Bergstrom
3h 53m
BOS11:38 pmBoston Logan Intl
$234
Find similar

Spirit Airlines flights from Boston to Austin

Our best Spirit Airlines deals on Boston to Austin flight tickets
Spirit Airlines
Jan 31
BOS7:00 amBoston Logan Intl
10h 04m
1 stop
AUS4:04 pmAustin Bergstrom
Feb 28
AUS11:34 amAustin Bergstrom
11h 23m
1 stop
BOS11:57 pmBoston Logan Intl
$174
Find similar
Spirit Airlines
Jan 8
BOS5:34 amBoston Logan Intl
17h 01m
1 stop
AUS9:35 pmAustin Bergstrom
Jan 14
AUS4:59 pmAustin Bergstrom
20h 39m
1 stop
BOS2:38 pmBoston Logan Intl
$178
Find similar
Spirit Airlines
Jan 27
BOS3:43 pmBoston Logan Intl
25h 21m
1 stop
AUS4:04 pmAustin Bergstrom
Jan 30
AUS4:59 pmAustin Bergstrom
20h 39m
1 stop
BOS2:38 pmBoston Logan Intl
$179
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 8, 2025.
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

Price

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 1/22

12:54 pm-5:02 pm

Nonstop5h 08m

Austin Bergstrom

Sun 1/25

7:06 am-11:55 am

Nonstop3h 49m

$161

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Sat 1/24

7:00 am-4:04 pm

1 stop10h 04m

Austin Bergstrom

Sat 1/31

7:25 am-1:13 am

2 stops16h 48m

$165

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Mon 1/19

12:10 pm-4:04 pm

1 stop28h 54m

Austin Bergstrom

Thu 1/22

4:59 pm-2:38 pm

1 stop20h 39m

$166

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Wed 1/28

6:00 am-9:35 pm

2 stops16h 35m

Austin Bergstrom

Sun 2/1

7:26 pm-2:38 pm

1 stop18h 12m

$168

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Wed 1/7

11:55 am-12:58 am

1 stop14h 03m

Austin Bergstrom

Wed 1/14

7:25 am-1:13 am

2 stops16h 48m

$170

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 1/8

5:34 am-9:35 pm

1 stop17h 01m

Austin Bergstrom

Fri 1/9

5:42 pm-11:08 am

1 stop16h 26m

$171

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Tue 1/27

6:00 am-9:35 pm

2 stops16h 35m

Austin Bergstrom

Fri 1/30

4:59 pm-2:38 pm

1 stop20h 39m

$172

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Sat 1/31

7:00 am-4:04 pm

1 stop10h 04m

Austin Bergstrom

Sat 2/28

11:34 am-11:57 pm

1 stop11h 23m

$174

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Thu 1/8

5:34 am-9:35 pm

1 stop17h 01m

Austin Bergstrom

Wed 1/14

7:25 am-1:13 am

2 stops16h 48m

$175

BostonAustin

BOS - AUS

BOSAUS

Boston Logan Intl

Tue 1/27

6:00 am-9:35 pm

2 stops16h 35m

Austin Bergstrom

Fri 1/30

4:59 pm-2:38 pm

1 stop20h 39m

$176

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Austin from

How to get the cheapest flight ticket from Boston to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boston and Austin?

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Boston is in August. Flight prices, which tend to average around $259, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in August, then July is your next best option. Flight prices from Boston to Austin during July average around $297.

What is the cheapest day to depart on your flight to Austin?

The cheapest day to depart on your flight to Austin is on a Saturday when prices can be found for as low as $326. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Austin for around $427.

What is the cheapest time of day to depart on your flight to Austin?

In the morning is the cheapest time of day to fly from Boston to Austin when you can find flight prices for as low as $342. Flying to Austin in the morning is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly at noon, with an average ticket price of $402. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Boston Logan Intl to Austin Bergstrom flight route?

Fly from Boston Logan Intl to Austin Bergstrom for the best Boston Logan Intl - Austin Bergstrom flight prices

How far in advance should I book a flight to Austin?

You are more likely to see cheaper flights to Austin from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $340 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Boston for as low as $269 on momondo.

What cabin class options are available on Boston Logan Intl to Austin Bergstrom flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Austin Bergstrom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Austin flights?

No. A direct flight is the cheapest option for a flight between Boston to Austin.

How have Boston to Austin flight prices changed over time?

As of December 2025, prices for Boston to Austin flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Austin (BOS to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Austin

Best Price Found

$156

Fastest flight time

4h 15m

Direct flights

Every day

Airports in Austin

1 airport
The best one-way flight to Austin from Boston in the past 72 hours is $156. The best round-trip flight deal from Boston to Austin found on momondo in the last 72 hours is $237.
The fastest flight from Boston to Austin takes 4h 15m
Direct flights go from Boston to Austin every day.
There is 1 airport near Austin: Austin Bergstrom (AUS)
Search flight deals

  • How far is Boston Logan Intl to Austin Bergstrom by plane?

    The distance between Boston Logan Intl and Austin Bergstrom is about 1692.4 mi. In terms of flight time, this usually takes a little over 4h 51m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Austin Bergstrom Airport?

    Prices for flights from Boston Logan Intl Airport to Austin Bergstrom Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Austin Bergstrom Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Austin Bergstrom Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The travel and health documents required for your trip to Austin Bergstrom Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Austin Bergstrom Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Boston to Austin?

  • What is the most popular airline from Boston to Austin?

Best airlines flying from Boston to Austin

Compare and see reviews for airlines that fly from Boston to Austin with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $91Free CancellationRating
5.8
3,087 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $115Free CancellationRating
6.3
8,166 reviews
Search Spirit Airlines flights
JetBluePriceFrom $145Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
SouthwestPriceFrom $171Free CancellationRating
8.0
4,252 reviews
Search Southwest flights
DeltaPriceFrom $177Free CancellationRating
7.9
8,010 reviews
Search Delta flights
American AirlinesPriceFrom $178Free CancellationRating
7.2
11,044 reviews
Search American Airlines flights
United AirlinesPriceFrom $196Free CancellationRating
7.4
9,078 reviews
Search United Airlines flights

  • Southwest Flights From Boston to Austin

    The lowest priced Southwest flight from Boston to Austin from the last 72 hours was $171. Generally, Southwest has 2 flights on this route every week with an average price of $381. Southwest is rated 8.0/10 by our users.

  • Delta Flights From Boston to Austin

    Delta (7.9/10 from 8,010 reviews) operates around 14 flights from Boston to Austin in any given week. The average Delta airfare for this route is around $387, with deals from around $177 rare but found on momondo. Referenced prices are for round-trip Boston to Austin flight searches in the last 72 hours.

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Wimberley
San Marcos
Round Rock
Georgetown
Canyon Lake
Marble Falls
Horseshoe Bay
Dripping Springs
Cedar Park
Pflugerville
Seguin
Kyle
Bastrop
Buda
Flatonia

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Austin?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Austin. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to Austin with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Austin from Boston with this policy.

How can momondo help me find flights from Boston to Austin?

momondo helps you find the best flight between Boston and Austin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Austin right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Austin from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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