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Cheap flights from Buffalo to Harlingen from $426

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Harlingen departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 am - 4:04 pm
BUF
-
HRL
10h 04m
2 stops
United Airlines Logo
12:05 pm - 11:33 pm
HRL
-
BUF
10h 28m
2 stops
$426United Airlines
Tue, Apr 14 - Wed, Apr 15
United Airlines Logo
6:00 am - 4:04 pm
BUF
-
HRL
11h 04m
2 stops
United Airlines Logo
12:05 pm - 11:33 pm
HRL
-
BUF
10h 28m
2 stops
$430United Airlines
Tue, Apr 14 - Wed, Apr 15
Southwest Logo
11:25 am - 8:35 pm
BUF
-
HRL
10h 10m
2 stops
Southwest Logo
10:40 am - 9:30 pm
HRL
-
BUF
9h 50m
2 stops
$500Southwest
Thu, Apr 30 - Mon, May 4
American Airlines Logo
7:00 am - 2:17 pm
BUF
-
HRL
8h 17m
1 stop
American Airlines Logo
10:47 am - 11:47 pm
HRL
-
BUF
12h 00m
2 stops
$567American Airlines
Thu, Apr 30 - Mon, May 4
United Airlines Logo
7:00 am - 4:04 pm
BUF
-
HRL
10h 04m
2 stops
United Airlines Logo
5:18 pm - 1:13 pm
HRL
-
BUF
18h 55m
2 stops
$588United Airlines
Tue, Apr 14 - Wed, Apr 15
American Airlines Logo
7:00 am - 2:17 pm
BUF
-
HRL
8h 17m
1 stop
American Airlines Logo
2:47 pm - 11:19 pm
HRL
-
BUF
7h 32m
1 stop
$640American Airlines
Thu, Apr 30 - Mon, May 4
United Airlines Logo
11:02 am - 8:00 pm
BUF
-
HRL
9h 58m
3 stops
United Airlines Logo
9:20 am - 11:33 pm
HRL
-
BUF
13h 13m
2 stops
$1,265United Airlines
Thu, Apr 30 - Mon, May 4

Southwest flights from Buffalo to Harlingen, Texas

Our best Southwest deals on Buffalo to Harlingen, Texas flight tickets
Southwest
Apr 30
BUF11:25 amBuffalo
10h 10m
2 stops
HRL8:35 pmHarlingen Valley Intl
May 4
HRL10:40 amHarlingen Valley Intl
9h 50m
2 stops
BUF9:30 pmBuffalo
$500
Southwest
Mar 23
BUF12:30 pmBuffalo
10h 40m
2 stops
HRL10:10 pmHarlingen Valley Intl
Mar 26
HRL6:00 amHarlingen Valley Intl
10h 35m
2 stops
BUF5:35 pmBuffalo
$540

American Airlines flights from Buffalo to Harlingen, Texas

Our best American Airlines deals on Buffalo to Harlingen, Texas flight tickets
American Airlines
Mar 30
BUF11:29 amBuffalo
12h 24m
2 stops
HRL10:53 pmHarlingen Valley Intl
Apr 2
HRL10:42 amHarlingen Valley Intl
11h 03m
2 stops
BUF10:45 pmBuffalo
$501
American Airlines
Mar 30
BUF11:29 amBuffalo
12h 24m
2 stops
HRL10:53 pmHarlingen Valley Intl
Apr 2
HRL2:45 pmHarlingen Valley Intl
6h 56m
1 stop
BUF10:41 pmBuffalo
$507
American Airlines
Mar 23
BUF6:34 amBuffalo
8h 40m
1 stop
HRL2:14 pmHarlingen Valley Intl
Mar 26
HRL2:45 pmHarlingen Valley Intl
6h 56m
1 stop
BUF10:41 pmBuffalo
$524

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Harlingen, Texas 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 March 21, 2026.
Use the filters below to find and compare flights from Buffalo to Harlingen, Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Tue 4/14

7:00 am-4:04 pm

2 stops10h 04m

Harlingen Valley Intl

Wed 4/15

12:05 pm-11:33 pm

2 stops10h 28m

$426

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Tue 4/14

6:00 am-4:04 pm

2 stops11h 04m

Harlingen Valley Intl

Wed 4/15

12:05 pm-11:33 pm

2 stops10h 28m

$430

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Thu 4/30

11:25 am-8:35 pm

2 stops10h 10m

Harlingen Valley Intl

Mon 5/4

10:40 am-9:30 pm

2 stops9h 50m

$500

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Thu 4/30

7:00 am-2:17 pm

1 stop8h 17m

Harlingen Valley Intl

Mon 5/4

10:47 am-11:47 pm

2 stops12h 00m

$567

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Tue 4/14

7:00 am-4:04 pm

2 stops10h 04m

Harlingen Valley Intl

Wed 4/15

5:18 pm-1:13 pm

2 stops18h 55m

$588
Quickest round-trip

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Thu 4/30

7:00 am-2:17 pm

1 stop8h 17m

Harlingen Valley Intl

Mon 5/4

2:47 pm-11:19 pm

1 stop7h 32m

$640

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Thu 4/30

11:02 am-8:00 pm

3 stops9h 58m

Harlingen Valley Intl

Mon 5/4

9:20 am-11:33 pm

2 stops13h 13m

$1,265

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Harlingen from

How to get the cheapest flight ticket from Buffalo to Harlingen, Texas

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

Can stopping save me money on Buffalo to Harlingen, Texas flights?

You could potentially save up to 24% on your flight if you consider stops on a Buffalo to Harlingen, Texas flight.

When to book flights from Buffalo to Harlingen, Texas

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

Cheap Buffalo to Harlingen, Texas (BUF to HRL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Harlingen, Texas

Fastest flight time

10h 24m

Direct flights

None
The fastest flight from Buffalo to Harlingen, Texas takes 10h 24m
There are no direct flights from Buffalo to Harlingen, Texas. There are no popular flight routes from Buffalo to Harlingen, Texas.
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  • How far is Buffalo to Harlingen Valley Intl by plane?

    The distance between Buffalo and Harlingen Valley Intl is about 1565.7 mi. By plane, this route typically takes 10h 24m.

  • When did momondo last update prices for flights from Buffalo Airport to Harlingen Valley Intl Airport?

    Prices for flights from Buffalo Airport to Harlingen Valley Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Buffalo Airport to Harlingen Valley Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Harlingen Valley Intl Airport.

  • What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

    The required travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Harlingen Valley Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Harlingen?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Harlingen. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to Harlingen with flexible booking policies on momondo?

Flights from Buffalo to Harlingen with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buffalo to Harlingen?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Harlingen from Buffalo.

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

Of course. momondo tracks the price of Buffalo to Harlingen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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