Atlanta to Buffalo (ATL–BUF) — Airlines, Schedules & Connections

ATL Airport Page →
713 mi airlines 52/wk
On-time Some delays Frequent delays
Flight Schedule 25 flights Verified 7h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
DL1384
DL Delta
319
9:20 AM
EDT TS
11:21 AM
EDT
2h 1m
M T W T F S S
Prices
F91408
F9 Frontier
A21N
9:46 AM
EDT TN
11:50 AM
EDT
2h 4m
M T W T F S S
Prices
DL2266
DL Delta
321
1:56 PM
EDT TS
3:53 PM
EDT
1h 57m
M T W T F S S
Prices
AM3108
AM Aeromexi
321
1:56 PM
EDT TS
3:53 PM
EDT
1h 57m
M T W T F S S
Prices
AM3053
AM Aeromexi
321
1:56 PM
EDT TS
3:53 PM
EDT
1h 57m
M T W T F S S
Prices
DL2084
DL Delta
738
2:29 PM
EDT TS
4:17 PM
EDT
1h 48m
M T W T F S S
Prices
AM3270
AM Aeromexi
321
2:59 PM
EDT TS
4:56 PM
EDT
1h 57m
M T W T F S S
Prices
AF2182
AF Air France
321
2:59 PM
EDT TS
4:56 PM
EDT
1h 57m
M T W T F S S
Prices
AM4752
AM Aeromexi
739
3:44 PM
EDT TS
5:40 PM
EDT
1h 56m
M T W T F S S
Prices
DL2050
DL Delta
320
4:42 PM
EDT TS
6:43 PM
EDT
2h 1m
M T W T F S S
Prices
DL2334
DL Delta
738
9:47 PM
EDT TS
11:46 PM
EDT
1h 59m
M T W T F S S
Prices
DL2664
DL Delta
738
6:00 AM
EDT TM
8:20 AM
EDT
2h 20m
M T W T F S S
Prices
AM4711
AM Aeromexi
739
6:00 AM
EDT TM
8:30 AM
EDT
2h 30m
M T W T F S S
Prices
F91407
F9 Frontier
A21N
11:58 AM
EDT
2:27 PM
EDT
2h 29m
M T W T F S S
Prices
AM3487
AM Aeromexi
739
12:05 PM
EDT TM
2:26 PM
EDT
2h 21m
M T W T F S S
Prices
DL1384
DL Delta
319
1:35 PM
EDT TM
3:55 PM
EDT
2h 20m
M T W T F S S
Prices
AM3510
AM Aeromexi
321
4:44 PM
EDT
6:54 PM
EDT
2h 10m
M T W T F S S
Prices
AF2662
AF Air France
738
4:47 PM
EDT
7:04 PM
EDT
2h 17m
M T W T F S S
Prices
DL2084
DL Delta
738
4:47 PM
EDT TM
7:04 PM
EDT
2h 17m
M T W T F S S
Prices
DL2266
DL Delta
321
4:59 PM
EDT
7:11 PM
EDT
2h 12m
M T W T F S S
Prices
AM3086
AM Aeromexi
321
4:59 PM
EDT
7:11 PM
EDT
2h 12m
M T W T F S S
Prices
AF2447
AF Air France
321
4:59 PM
EDT
7:11 PM
EDT
2h 12m
M T W T F S S
Prices
AM3301
AM Aeromexi
321
4:59 PM
EDT
7:11 PM
EDT
2h 12m
M T W T F S S
Prices
AF2877
AF Air France
739
6:45 PM
EDT TM
9:25 PM
EDT
2h 40m
M T W T F S S
Prices
DL2050
DL Delta
320
7:38 PM
EDT TM
10:00 PM
EDT
2h 22m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
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Atlanta to Buffalo
4 carriers, 52 flights/week nonstop.
4 Airlines 52 Flights/wk 713 mi 1h 48m nonstop 44 1-stop hubs

ATL–BUF is served by 4 airlines with nonstop service. Delta Air Lines, Aeromexico and Frontier lead the route. The flight covers 713 miles in approximately 1h 48m. Beyond nonstop, 44 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop ATL–BUF service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
DL Delta Air Lines 33 319, 320, 321, 738 1h48-2h01 51% SkyTeam
AM Aeromexico 11 321, 739 1h56-1h57 51% SkyTeam
F9 Frontier 7 A21N 2h04 51%
AF Air France 1 321 1h57 51% SkyTeam
Aircraft on this route
319 Airbus A319 – DL
320 Airbus A320 – DL
321 Airbus A321 – AF, AM, DL
738 Boeing 737-800 – DL
739 Boeing 737-900 – AM
A21NF9
Alliance coverage
SkyTeam: AF + AM + DL (45 flights/wk, 87%)
Unaffiliated: F9 (7 flights/wk, 13%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, ATL to BUF direction.
Mon
8
flights
Tue
8
flights
Wed
7
flights
Thu
8
flights
Fri
7
flights
Sat
7
flights
Sun
7
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
11
Nonstop flights
52
Outbound / wk
75
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for ATL to BUF.
1-STOP
One-Stop Connections
44
Hubs
~3h
Fastest
~23h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,494
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
ATL → BUF
51%
Frequent delays expected. Consider flexible booking.
Departing
51%
Arriving
58%
Return
BUF → ATL
50%
Frequent delays expected. Consider flexible booking.
Departing
50%
Arriving
64%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. ATL delays → BUF delays →

Travel Essentials

Practical planning for this route.
Time Difference
0h
Buffalo is 0 hours the same as Atlanta.
ATL: EDT · BUF: EDT

When it's 6:00 PM in Atlanta, it's 6:00 PM in Buffalo.
Distance & Flight Time
713 mi / 1,147 km
Nonstop flight time is approximately 1h 48m to 2h 4m.
Getting to ATL

MARTA Gold Line runs every 12–15 minutes from downtown Five Points station to the airport (16 min, $2.50). The station connects directly to the Domestic terminal via SkyTrain. Ride-shares cost $20–35 from downtown.

Economy parking in the North/South garages fills quickly; off-site lots on Camp Creek Parkway offer cheaper rates with shuttles.

ATL–BUF Quick Facts

Key statistics for the Atlanta to Buffalo route.
Route details
Distance713 mi / 1,147 km
Flight time1h 48m to 2h 4m
Time difference0 hours
Airlines (nonstop)4
Weekly flights52 out / 75 return
1-stop connections44 hubs
Origin: ATL
IATA / ICAOATL / KATL
TimezoneAmerica/Kentucky/Monticello
Passengers/yr108.1M
Elevation1,026 ft / 313 m
Destination: BUF
IATA / ICAOBUF / KBUF
TimezoneAmerica/Detroit
Passengers/yr5.0M
Elevation728 ft / 222 m

Frequently Asked Questions

Common questions about ATL to BUF flights.
Nonstop flights from Hartsfield Jackson Atlanta International Airport to Buffalo Niagara International Airport take approximately 1h 48m to 2h 4m. The route covers 713 miles.
4 airlines operate nonstop service: Air France, Aeromexico, Delta Air Lines and Frontier.
There are approximately 52 nonstop flights per week from ATL to BUF. The return direction has about 75 weekly flights.
Yes, 1-stop connections are available through PIT, YYZ, CHS, RIC, JAX, IND, BED, PWK, HPN, DAL, PIE, BCT, YUL, AEX, APF, PBI, HOU, FSD, STT, MKE, SJC, MIA, DCA, DFW, IAD, EWR, PHL, TPA, BWI, CLT, JFK, MCO, DTW, LGA, RSW, BOS, ORD, MDW, FLL, PHX, BNA, DEN, SRQ and LAS. These options provide additional schedule flexibility.
Yes, return flights from BUF to ATL are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from ATL to BUF

Hartsfield Jackson Atlanta International Airport (ATL) and Buffalo Niagara International Airport (BUF) are connected by nonstop service from Air France, Aeromexico, Delta Air Lines and Frontier. With 52 weekly departures, this is a heavily served route.

ATL to BUF Flight Duration and Schedule

Nonstop flight time from ATL to BUF ranges from 1 hours 48 minutes to 2 hours 4 minutes. The route covers a distance of 713 miles (1,147 km). There are approximately 52 weekly flights outbound and 75 return, totaling 127 flights per week in both directions.

Connecting Options and Alternatives

44 one-stop connections are available, with the fastest taking approximately 3 hours via PIT. Two-stop connections are also available via intermediate hubs.