$149 Cheap Flights from Harlingen (HRL) to Buffalo (BUF)

View $149 flight on Tue, Mar 3, 2026Opens in a new window

Popular airlines from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF)

Cheap Flights from Harlingen to Buffalo (HRL-BUF)

Prices were available within the past 7 days and start at $149 for one-way flights and $287 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Jan 14 - Tue, Jan 20
HRL
Harlingen
BUF
Buffalo
$287 Roundtrip, found 11 hours ago
$287
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Jan 14 from Harlingen to Buffalo, returning Tue, Jan 20, priced at $287 found 11 hours ago
United
Wed, Jan 14 - Tue, Jan 20
HRL
Harlingen
BUF
Buffalo
$287 Roundtrip, found 11 hours ago
$287
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Jan 14 from Harlingen to Buffalo, returning Tue, Jan 20, priced at $287 found 11 hours ago
Southwest Airlines
Wed, Jan 14 - Tue, Jan 20
HRL
Harlingen
BUF
Buffalo
$292 Roundtrip, found 11 hours ago
$292
Roundtrip
found 11 hours ago
Select Southwest Airlines flight, departing Wed, Jan 14 from Harlingen to Buffalo, returning Tue, Jan 20, priced at $292 found 11 hours ago
American Airlines
Wed, Jan 14 - Tue, Jan 20
HRL
Harlingen
BUF
Buffalo
$307 Roundtrip, found 11 hours ago
$307
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Jan 14 from Harlingen to Buffalo, returning Tue, Jan 20, priced at $307 found 11 hours ago
American Airlines
Wed, Jan 14 - Tue, Jan 20
HRL
Harlingen
BUF
Buffalo
$314 Roundtrip, found 11 hours ago
$314
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Jan 14 from Harlingen to Buffalo, returning Tue, Jan 20, priced at $314 found 11 hours ago
Southwest Airlines
Thu, Feb 5 - Mon, Feb 9
HRL
Harlingen
BUF
Buffalo
$319 Roundtrip, found 4 hours ago
$319
Roundtrip
found 4 hours ago
Select Southwest Airlines flight, departing Thu, Feb 5 from Harlingen to Buffalo, returning Mon, Feb 9, priced at $319 found 4 hours ago
Southwest Airlines
Wed, Jan 14 - Tue, Jan 20
HRL
Harlingen
BUF
Buffalo
$324 Roundtrip, found 11 hours ago
$324
Roundtrip
found 11 hours ago
Select Southwest Airlines flight, departing Wed, Jan 14 from Harlingen to Buffalo, returning Tue, Jan 20, priced at $324 found 11 hours ago
Southwest Airlines
Wed, Jan 14 - Tue, Jan 20
HRL
Harlingen
BUF
Buffalo
$325 Roundtrip, found 11 hours ago
$325
Roundtrip
found 11 hours ago
Select Southwest Airlines flight, departing Wed, Jan 14 from Harlingen to Buffalo, returning Tue, Jan 20, priced at $325 found 11 hours ago
Southwest Airlines
Wed, Jan 14 - Tue, Jan 20
HRL
Harlingen
BUF
Buffalo
$327 Roundtrip, found 11 hours ago
$327
Roundtrip
found 11 hours ago
Select Southwest Airlines flight, departing Wed, Jan 14 from Harlingen to Buffalo, returning Tue, Jan 20, priced at $327 found 11 hours ago
Delta
Thu, Jan 8 - Fri, Jan 23
HRL
Harlingen
BUF
Buffalo
$415 Roundtrip, found 3 days ago
$415
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jan 8 from Harlingen to Buffalo, returning Fri, Jan 23, priced at $415 found 3 days ago

Find the cheapest month to fly from Harlingen (HRL) to Buffalo (BUF)

April is typically the cheapest month to fly

From $239 - $578 per traveler.

Alternative airports near Buffalo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $693
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $693

Frequently asked questions

How much does a flight from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF) cost?
Lock in a cheap one-way flight from $149 or cheap return flight from $287 from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF)?
Planning your getaway for January is a great way to save, as it's the cheapest month for flights between HRL and BUF. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from HRL to BUF. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF)?
You'll need to book a flight with a layover when traveling from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from HRL to BUF?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF)?
To reach Buffalo Niagara Intl. Airport (BUF) without delays, choose a flight that leaves from Valley Intl. Airport (HRL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Holding off until just before your trip to book your flight from HRL to BUF often results in higher prices. While you may find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary to maximize your chances of scoring a bargain.
Is it cheaper to book a HRL to BUF flight and hotel package?
You'll generally save money by securing a HRL to BUF flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your ideal flights and accommodations, consider adding extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Valley Intl. Airport (HRL) to Buffalo Niagara Intl. Airport (BUF)?
In most cases, you're able to reschedule or cancel your HRL to BUF flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Origin airport
Valley Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Southwest Airlines, United
Roundtrip price
$287
Distance
1571 mi

Book with confidence

Harlingen to Buffalo Flights

The cheapest times to fly from Harlingen to Buffalo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Harlingen to Buffalo are during the month of January. You can find some of the cheapest flights from Harlingen to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Harlingen to Buffalo

Sunday is one of the best days to book for cheap flights from Harlingen to Buffalo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Harlingen to Buffalo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Harlingen to Buffalo in 2026. You can also book with separate airlines for your outbound and return journeys, from $149 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Harlingen to Buffalo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Harlingen to Buffalo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Harlingen to Buffalo Flights

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*Available to One Key members.