$69+ Cheap flights from Austin to Buffalo (AUS - BUF)
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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BUF
Jun 8 — Jun 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Austin to Buffalo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Austin to Buffalo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Austin to BuffaloExplore the most affordable flight options available from Austin to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 9, 2026.
Explore the most affordable flight options available from Austin to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 7/31:40 pm
AUS
- BUF
1 stop20h 54m
Frontier
Wed 7/82:50 pm
BUF
- AUS
1 stop26h 49m
Frontier
Deal found 5/6![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 7/145:38 pm
AUS
- BUF
1 stop19h 15m
Frontier
Wed 7/222:50 pm
BUF
- AUS
1 stop26h 49m
Frontier
Deal found 5/6![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:59 pm
AUS
- BUF
1 stop20h 29m
Frontier
Sun 6/711:36 am
BUF
- AUS
1 stop26h 28m
Frontier
Deal found 5/5![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Tue 6/165:38 pm
AUS
- BUF
1 stop19h 17m
Frontier
Thu 7/3011:35 am
BUF
- AUS
1 stop26h 03m
Frontier
Deal found 5/9![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 8/71:40 pm
AUS
- BUF
1 stop20h 53m
Frontier
Mon 8/102:50 pm
BUF
- AUS
2 stops29h 13m
Frontier
Deal found 5/6![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:47 pm
AUS
- BUF
1 stop19h 07m
Frontier
Tue 6/912:05 pm
BUF
- AUS
1 stop25h 40m
Frontier
Deal found 5/5![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 7/215:38 pm
AUS
- BUF
1 stop19h 15m
Frontier
Wed 7/292:50 pm
BUF
- AUS
1 stop26h 49m
Frontier
Deal found 5/6![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Fri 6/121:40 pm
AUS
- BUF
1 stop20h 54m
Frontier
Fri 7/312:50 pm
BUF
- AUS
1 stop21h 49m
Frontier
Deal found 5/9![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Tue 6/165:38 pm
AUS
- BUF
1 stop19h 17m
Frontier
Fri 7/312:50 pm
BUF
- AUS
1 stop21h 49m
Frontier
Deal found 5/9![Frontier logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Sat 7/412:44 pm
AUS
- BUF
1 stop20h 55m
Frontier
Wed 7/87:57 pm
BUF
- AUS
2 stops21h 42m
Frontier
Deal found 5/7![Frontier logo]()
$213
Best flights from Austin to BuffaloDiscover carefully curated flight deals from Austin to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 9, 2026.
Discover carefully curated flight deals from Austin to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 9, 2026.
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:30 pm
AUS
- BUF
1 stop6h 29m
Delta
Sat 5/306:15 am
BUF
- AUS
1 stop6h 07m
Delta
Deal found 5/4![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Sun 5/247:30 am
AUS
- BUF
1 stop5h 49m
United Airlines
Tue 6/23:00 pm
BUF
- AUS
2 stops8h 51m
United Airlines
Deal found 5/7![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 5/4. 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 10/208:30 am
AUS
- BUF
2 stops6h 25m
Southwest
Sun 10/254:10 pm
BUF
- AUS
1 stop7h 45m
Southwest
Deal found 5/4![Southwest logo]()
$422
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:30 pm
AUS
- BUF
1 stop6h 29m
Delta
Fri 5/294:55 pm
BUF
- AUS
1 stop6h 07m
Delta
Deal found 5/4![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 5/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:30 am
AUS
- BUF
1 stop5h 49m
United Airlines
Thu 5/285:57 pm
BUF
- AUS
1 stop5h 54m
United Airlines
Deal found 5/4![United Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 5/4. 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.
Mon 6/19:30 pm
AUS
- BUF
1 stop11h 50m
Southwest
Mon 6/85:55 pm
BUF
- AUS
2 stops7h 50m
Southwest
Deal found 5/4![Southwest logo]()
$448
This United Airlines deal was found by Cheapflights users on 5/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:20 am
AUS
- BUF
1 stop7h 21m
United Airlines
Wed 6/36:00 am
BUF
- AUS
2 stops11h 22m
United Airlines
Deal found 5/4![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 5/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:30 am
AUS
- BUF
2 stops12h 02m
Delta
Tue 7/286:00 am
BUF
- AUS
1 stop7h 25m
Delta
Deal found 5/9![Delta logo]()
$436
This Southwest deal was found by Cheapflights users on 5/7. 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 5/259:30 pm
AUS
- BUF
1 stop11h 50m
Southwest
Tue 6/24:00 pm
BUF
- AUS
1 stop6h 15m
Southwest
Deal found 5/7![Southwest logo]()
$457
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:20 am
AUS
- BUF
1 stop7h 21m
United Airlines
Sat 6/67:00 am
BUF
- AUS
2 stops11h 27m
United Airlines
Deal found 5/8![United Airlines logo]()
$447
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/245:15 am
AUS
- BUF
1 stop5h 19m
Delta
Fri 5/294:55 pm
BUF
- AUS
1 stop6h 07m
Delta
Deal found 5/4![Delta logo]()
$453
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Wed 8/512:15 pm
AUS
- BUF
2 stops10h 44m
United Airlines
Sat 8/156:00 am
BUF
- AUS
2 stops8h 47m
United Airlines
Deal found 5/7![United Airlines logo]()
$478
Last-minute flights from Austin to BuffaloDiscover last-minute flight deals from Austin to Buffalo. Data last updated May 9, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Buffalo. Data last updated May 9, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:47 pm
AUS
- BUF
1 stop19h 07m
Frontier
Tue 6/912:05 pm
BUF
- AUS
1 stop25h 40m
Frontier
Deal found 5/5![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/45:47 pm
AUS
- BUF
1 stop19h 07m
Frontier
Mon 6/87:52 pm
BUF
- AUS
2 stops48h 38m
Frontier
Deal found 5/4![Frontier logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:59 pm
AUS
- BUF
1 stop20h 29m
Frontier
Sun 6/711:36 am
BUF
- AUS
1 stop26h 28m
Frontier
Deal found 5/5![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 6/101:51 pm
AUS
- BUF
1 stop19h 49m
Frontier
Thu 7/3011:35 am
BUF
- AUS
1 stop26h 03m
Frontier
Deal found 5/9![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 6/108:15 pm
AUS
- BUF
2 stops13h 25m
Frontier
Tue 7/2811:50 am
BUF
- AUS
1 stop25h 48m
Frontier
Deal found 5/9![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Fri 6/121:40 pm
AUS
- BUF
1 stop20h 54m
Frontier
Tue 7/2811:50 am
BUF
- AUS
1 stop25h 48m
Frontier
Deal found 5/9![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Sun 6/145:38 pm
AUS
- BUF
1 stop19h 17m
Frontier
Thu 7/3011:35 am
BUF
- AUS
1 stop26h 03m
Frontier
Deal found 5/9![Frontier logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Tue 6/165:38 pm
AUS
- BUF
1 stop19h 17m
Frontier
Thu 7/3011:35 am
BUF
- AUS
1 stop26h 03m
Frontier
Deal found 5/9![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Tue 6/165:38 pm
AUS
- BUF
1 stop19h 17m
Frontier
Fri 7/312:50 pm
BUF
- AUS
1 stop21h 49m
Frontier
Deal found 5/9![Frontier logo]()
$207
One-way flights from Austin to BuffaloSearch for one-way flight options from Austin to Buffalo. Find affordable one-way fares based on user searches. Data last updated May 9, 2026.
Search for one-way flight options from Austin to Buffalo. Find affordable one-way fares based on user searches. Data last updated May 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:38 pm
AUS
- BUF
1 stop19h 15m
Frontier
Deal found 5/4![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 8/45:38 pm
AUS
- BUF
1 stop19h 15m
Frontier
Deal found 5/6![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 6/235:38 pm
AUS
- BUF
1 stop19h 17m
Frontier
Deal found 5/7![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Mon 6/291:40 pm
AUS
- BUF
1 stop20h 15m
Frontier
Deal found 5/6![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Fri 6/121:40 pm
AUS
- BUF
1 stop20h 54m
Frontier
Deal found 5/9![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/101:51 pm
AUS
- BUF
1 stop19h 49m
Frontier
Deal found 5/5![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 5/6. 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.
Mon 8/1710:37 am
AUS
- BUF
1 stop7h 29m
Frontier
Deal found 5/6![Frontier logo]()
$119
This Priceline deal was found by Cheapflights users on 5/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:37 am
AUS
- BUF
1 stop7h 29m
Frontier
Deal found 5/9![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Mon 8/35:49 pm
AUS
- BUF
2 stops43h 04m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$130
This Frontier deal was found by Cheapflights users on 5/7. 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.
Wed 5/2711:30 am
AUS
- BUF
1 stop6h 29m
Frontier
Deal found 5/7![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 6/51:59 pm
AUS
- BUF
1 stop20h 29m
Frontier
Deal found 5/6![Frontier logo]()
$140
Find flight deals from Austin to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Buffalo (BUF). 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 May 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $134 (Kiwi.com) |
One-way from | $69 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $375 |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to Buffalo 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 May 9, 2026.
Use the filters below to find and compare flights from Austin to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Tue 5/26
4:30 pm-11:59 pm
1 stop6h 29m
Buffalo
Sat 5/30
6:15 am-11:22 am
1 stop6h 07m
$342
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Tue 5/26
4:30 pm-11:59 pm
1 stop6h 29m
Buffalo
Fri 5/29
4:55 pm-10:02 pm
1 stop6h 07m
$352
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Sun 5/24
7:30 am-2:19 pm
1 stop5h 49m
Buffalo
Tue 6/2
3:00 pm-10:51 pm
2 stops8h 51m
$367
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Sun 5/24
7:30 am-2:19 pm
1 stop5h 49m
Buffalo
Thu 5/28
5:57 pm-10:51 pm
1 stop5h 54m
$377
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Tue 6/2
8:20 am-4:41 pm
1 stop7h 21m
Buffalo
Wed 6/3
6:00 am-4:22 pm
2 stops11h 22m
$412
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Tue 10/20
8:30 am-3:55 pm
2 stops6h 25m
Buffalo
Sun 10/25
4:10 pm-10:55 pm
1 stop7h 45m
$422
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Thu 6/11
10:30 am-11:32 pm
2 stops12h 02m
Buffalo
Tue 7/28
6:00 am-12:25 pm
1 stop7h 25m
$436
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Tue 6/2
8:20 am-4:41 pm
1 stop7h 21m
Buffalo
Sat 6/6
7:00 am-5:27 pm
2 stops11h 27m
$447
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Mon 6/1
9:30 pm-10:20 am
1 stop11h 50m
Buffalo
Mon 6/8
5:55 pm-12:45 am
2 stops7h 50m
$448
Quickest round-trip
AustinBuffalo
AUS - BUF
AUSBUF
Austin Bergstrom
Sun 5/24
5:15 am-11:34 am
1 stop5h 19m
Buffalo
Fri 5/29
4:55 pm-10:02 pm
1 stop6h 07m
$453
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Austin to Buffalo
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 Austin to Buffalo in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Austin-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Austin-Buffalo 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 Austin-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Austin to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Austin with our price prediction graph.
AUS-BUF
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 Austin to Buffalo
How far ahead should I book a flight from Austin to Buffalo?
The best time to book flights from Austin to Buffalo is 29 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Austin to Buffalo?
Currently, September is the cheapest month in which you can book a flight from Austin to Buffalo (average of $330). Flying from Austin to Buffalo in December is currently the most expensive (average of $506). 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.
How much does it cost to fly round-trip from Austin to Buffalo?
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated May 9, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Austin to Buffalo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Austin to Buffalo. 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 Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsLockport
Cheektowaga
Amherst
Batavia
Williamsville
Orchard Park
Eden
West Seneca
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Buffalo flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Austin
Popular flights
Alternative routes for Austin to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Buffalo
Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 9, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Austin to Buffalo by cabin class
Find flights from Austin to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Austin and Buffalo flights
Browse other Austin and Buffalo flight options. Last updated on May 9, 2026.
Other flights from Austin
Browse through other flights departing from Austin. Flights are based on user searches made on Cheapflights and were last updated on May 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Austin to Buffalo
Discover the top 5 airlines that operate flights from Austin to Buffalo. 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 May 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$124 | Average$328 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$276 | Average$336 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$280 | Average$374 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$292 | Average$444 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$305 | Average$386 | FlexibilityNo cancel fee | On-time69% |