Houston to Buffalo (IAH–BUF) — Airlines, Schedules & Connections

IAH Airport Page →
1,281 mi airlines charter/private 1/wk
On-time Some delays Frequent delays
Flight Schedule 2 flights Verified 20m ago
Also flown by charter / private operators: Executive Jet Management.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
→
DL8859
DL Delta
6:15 PM
CDT
10:02 PM
EDT
2h 47m
—
M T W T F S S
Prices
✓
←
DL8859
DL Delta
12:58 PM
EDT
2:39 PM
CDT
2h 41m
—
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
BNA Nashville 4h 48m CMNZUA → WN Nashville (BNA) to Buffalo flights
DTW Detroit 4h 51m AFAMDL → AAAFDL Detroit (DTW) to Buffalo flights
ATL Atlanta 5h AFAMDL → AMDLF9 Atlanta (ATL) to Buffalo flights
CLT Charlotte 5h 12m AAF9IB → AA Charlotte (CLT) to Buffalo flights
BWI Baltimore 5h 14m F9NZUA → WN Baltimore (BWI) to Buffalo flights
DFW Dallas-Fort Worth 5h 22m AAASAY → AAG3 Dallas-Fort Worth (DFW) to Buffalo flights
ORD Chicago 5h 29m AAASAV → AAACAS Chicago (ORD) to Buffalo flights
DCA Washington 5h 33m AAEKNZ → AAAS Washington (DCA) to Buffalo flights
IAD Dulles 5h 46m AVAZCA → AVCMSN Dulles (IAD) to Buffalo flights
PHL Philadelphia 5h 46m AABAEI → AAQR Philadelphia (PHL) to Buffalo flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Houston to Buffalo
1 carrier, 1 flights/week nonstop.
1 Airlines 1,281 mi 2h 47m nonstop +1h ahead

IAH–BUF is served by 1 airline with nonstop service. Delta Air Lines leads the route. The flight covers 1,281 miles in approximately 2h 47m. Beyond nonstop, 1-stop connecting options are also available.

Also explore Browse available seat maps IAH Routes BUF Routes IAH Live Flights BUF Live Flights IAH Delays BUF Delays
All flights from Buffalo (BUF) Buffalo to Houston flights
Carriers on this route

Airline Landscape

All carriers operating nonstop IAH–BUF service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
DL Delta Air Lines 1 – 2h47 85% SkyTeam –
Alliance coverage
SkyTeam: DL (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, IAH to BUF direction.
Mon
0
flights
Tue
0
flights
Wed
0
flights
Thu
0
flights
Fri
0
flights
Sat
0
flights
Sun
1
flight
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
1
Nonstop flights
1
Outbound / wk
1
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAH to BUF.
1-STOP
One-Stop Connections
26
Hubs
~4h
Fastest
~25h
Longest
BNA ~4h 48m DTW ~4h 51m ATL ~5h 0m CLT ~5h 12m BWI ~5h 14m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,119
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
IAH → BUF
85%
Generally reliable. Most flights run on time.
Departing
85%
Arriving
76%
Return
BUF → IAH
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
90%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAH delays → BUF delays →
Alternatives

Other ways to reach Buffalo from Houston

Nearby airports with service to Buffalo Niagara International Airport.
Metric IAH→BUF HOU→BUF
Distance from IAH – 24 mi
Nonstop airlines 1 3
Weekly flights 1 1
Flight time 2h 47m 2h 40m
Departure OTP 85% –
Houston (HOU) to Buffalo flights
Airports within 200 miles of IAH with service to Buffalo Niagara International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+1h
Buffalo is 1 hour ahead of Houston.
IAH: CDT · BUF: EDT

When it's 6:00 PM in Houston, it's 7:00 PM in Buffalo.
Distance & Flight Time
1,281 mi / 2,062 km
Nonstop flight time is approximately 2h 47m gate to gate.
Getting to IAH

IAH has no direct rail link to downtown Houston. The IAH Express bus runs from Houston Amtrak/Greyhound station via Park & Ride to Terminal C (60–90 min, $1.25 with METRO Q card). This is the only transit option; Houston's rail network does not reach the airport.Taxis from downtown Houston cost $50–70 and take 40–60 minutes. Ride-hails (Uber, Lyft) are typically $35–55. IAH sits 23 miles north of downtown on the North Freeway (I-45); traffic is heavy during morning and evening rush. Remote economy parking lots serve all terminals via shuttle.

Facts

IAH–BUF Quick Facts

Key statistics for the Houston to Buffalo route.
Route details
Distance1,281 mi / 2,062 km
Flight time2h 47m
Time difference+1 hour
Airlines (nonstop)1
Weekly flights1 out / 1 return
1-stop connectionsAvailable
Origin: IAH
Full nameGeorge Bush Intercontinental Airport
IATA / ICAOIAH / KIAH
TimezoneAmerica/Chicago
Passengers/yr46.7M
Elevation97 ft / 30 m
Destination: BUF
Full nameBuffalo Niagara International Airport
IATA / ICAOBUF / KBUF
TimezoneAmerica/New_York
Passengers/yr5.0M
Elevation728 ft / 222 m
FAQ

Frequently Asked Questions

Common questions about IAH to BUF flights.
Nonstop flights from George Bush Intercontinental Airport to Buffalo Niagara International Airport take about 2h 47m gate to gate. The route covers 1,281 miles.
1 airline operates flights from IAH to BUF: Delta Air Lines.
This route has limited weekly service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Nashville, Detroit Metropolitan Wayne County and Hartsfield Jackson Atlanta.
On a single ticket, yes. Your bags are checked through to BUF and move between planes without you. On two separate tickets you collect your bags at the connecting airport and recheck them, so build in extra layover time.
Buffalo is 1 hour ahead of Houston.
Yes, return flights from BUF to IAH are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include HOU. See the Alternatives section for a full comparison.
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 IAH to BUF

George Bush Intercontinental Airport (IAH) and Buffalo Niagara International Airport (BUF) are connected by nonstop service from Delta Air Lines. With 1 weekly departures, this is a regularly served route.

IAH to BUF Flight Duration and Schedule

Nonstop flight time from IAH to BUF is about 2 hours 47 minutes gate to gate. The route covers a distance of 1,281 miles (2,062 km). There are approximately 1 weekly flights outbound and 1 return, totaling 2 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Nashville, Detroit Metropolitan Wayne County and Hartsfield Jackson Atlanta. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Houston (HOU).