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Cheap flights from Buffalo to Harlingen from $360

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Harlingen departing on 7/2. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Buffalo to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
4:10 pm - 11:45 pm
BUF
-
HRL
8h 35m
2 stops
Southwest Logo
5:15 am - 4:00 pm
HRL
-
BUF
9h 45m
2 stops
$489Southwest
Mon, Jul 20 - Mon, Jul 27
United Airlines Logo
6:55 am - 3:59 pm
BUF
-
HRL
10h 04m
2 stops
United Airlines Logo
7:15 am - 9:07 pm
HRL
-
BUF
12h 52m
2 stops
$543United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:55 am - 3:59 pm
BUF
-
HRL
10h 04m
2 stops
United Airlines Logo
5:18 pm - 9:07 pm
HRL
-
BUF
26h 49m
2 stops
$544United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:55 am - 3:59 pm
BUF
-
HRL
10h 04m
2 stops
United Airlines Logo
5:18 pm - 4:56 pm
HRL
-
BUF
22h 38m
2 stops
$563United Airlines
Tue, Sep 1 - Wed, Sep 2
United Airlines Logo
6:55 am - 3:59 pm
BUF
-
HRL
10h 04m
2 stops
United Airlines Logo
5:18 pm - 10:37 pm
HRL
-
BUF
28h 19m
3 stops
$615United Airlines
Sat, Aug 29 - Tue, Sep 1
American Airlines Logo
4:46 pm - 12:05 am
BUF
-
HRL
8h 19m
1 stop
American Airlines Logo
10:45 am - 9:07 pm
HRL
-
BUF
9h 22m
2 stops
$828American Airlines
Mon, Jul 20 - Mon, Jul 27
American Airlines Logo
7:01 am - 7:34 pm
BUF
-
HRL
13h 33m
1 stop
American Airlines Logo
8:04 pm - 3:52 pm
HRL
-
BUF
18h 48m
1 stop
$943American Airlines
Mon, Jul 20 - Mon, Jul 27
United Airlines Logo
10:57 am - 7:49 pm
BUF
-
HRL
9h 52m
2 stops
United Airlines Logo
5:10 am - 4:41 pm
HRL
-
BUF
10h 31m
3 stops
$1,265United Airlines
Mon, Jul 20 - Mon, Jul 27
United Airlines Logo
10:57 am - 7:49 pm
BUF
-
HRL
9h 52m
3 stops
United Airlines Logo
7:20 am - 7:03 pm
HRL
-
BUF
10h 43m
3 stops
$1,444United Airlines
Mon, Jul 20 - Mon, Jul 27

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United Airlines flights from Buffalo to Harlingen

Our best United Airlines deals on Buffalo to Harlingen flight tickets
United Airlines
Aug 29
BUF6:55 amBuffalo
10h 04m
2 stops
HRL3:59 pmHarlingen Valley Intl
Sep 1
HRL7:15 amHarlingen Valley Intl
12h 52m
2 stops
BUF9:07 pmBuffalo
$543
United Airlines
Aug 29
BUF6:55 amBuffalo
10h 04m
2 stops
HRL3:59 pmHarlingen Valley Intl
Sep 1
HRL5:18 pmHarlingen Valley Intl
26h 49m
2 stops
BUF9:07 pmBuffalo
$544
United Airlines
Sep 1
BUF6:55 amBuffalo
10h 04m
2 stops
HRL3:59 pmHarlingen Valley Intl
Sep 2
HRL5:18 pmHarlingen Valley Intl
22h 38m
2 stops
BUF4:56 pmBuffalo
$563

American Airlines flights from Buffalo to Harlingen

Our best American Airlines deals on Buffalo to Harlingen flight tickets
American Airlines
Jul 20
BUF4:46 pmBuffalo
8h 19m
1 stop
HRL12:05 amHarlingen Valley Intl
Jul 27
HRL10:45 amHarlingen Valley Intl
9h 22m
2 stops
BUF9:07 pmBuffalo
$828
American Airlines
Jul 20
BUF7:01 amBuffalo
13h 33m
1 stop
HRL7:34 pmHarlingen Valley Intl
Jul 27
HRL8:04 pmHarlingen Valley Intl
18h 48m
1 stop
BUF3:52 pmBuffalo
$943

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Harlingen 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 June 26, 2026.
Use the filters below to find and compare flights from Buffalo to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Mon 7/20

4:10 pm-11:45 pm

2 stops8h 35m

Harlingen Valley Intl

Mon 7/27

5:15 am-4:00 pm

2 stops9h 45m

$489

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Sat 8/29

6:55 am-3:59 pm

2 stops10h 04m

Harlingen Valley Intl

Tue 9/1

7:15 am-9:07 pm

2 stops12h 52m

$543

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Sat 8/29

6:55 am-3:59 pm

2 stops10h 04m

Harlingen Valley Intl

Tue 9/1

5:18 pm-9:07 pm

2 stops26h 49m

$544

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Tue 9/1

6:55 am-3:59 pm

2 stops10h 04m

Harlingen Valley Intl

Wed 9/2

5:18 pm-4:56 pm

2 stops22h 38m

$563

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Sat 8/29

6:55 am-3:59 pm

2 stops10h 04m

Harlingen Valley Intl

Tue 9/1

5:18 pm-10:37 pm

3 stops28h 19m

$615
Quickest round-trip

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Mon 7/20

4:46 pm-12:05 am

1 stop8h 19m

Harlingen Valley Intl

Mon 7/27

10:45 am-9:07 pm

2 stops9h 22m

$828

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Mon 7/20

7:01 am-7:34 pm

1 stop13h 33m

Harlingen Valley Intl

Mon 7/27

8:04 pm-3:52 pm

1 stop18h 48m

$943

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Mon 7/20

10:57 am-7:49 pm

2 stops9h 52m

Harlingen Valley Intl

Mon 7/27

5:10 am-4:41 pm

3 stops10h 31m

$1,265

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Mon 7/20

10:57 am-7:49 pm

3 stops9h 52m

Harlingen Valley Intl

Mon 7/27

7:20 am-7:03 pm

3 stops10h 43m

$1,444
Cheapest one-way
Quickest one-way

BuffaloHarlingen

BUF - HRL

BUFHRL

Buffalo

Thu 7/2

2:27 pm-7:34 pm

1 stop6h 07m

$360

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Harlingen from

How to get the cheapest flight ticket from Buffalo to Harlingen

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

What is the cheapest airline that flies from Buffalo to Harlingen Valley Intl?

American Airlines is the most popular carrier operating from Buffalo to Harlingen Valley Intl

When to book flights from Buffalo to Harlingen

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

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

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

Fastest flight time

10h 04m

Direct flights

None
The fastest flight from Buffalo to Harlingen takes 10h 04m
There are no direct flights from Buffalo to Harlingen. There are no popular flight routes from Buffalo to Harlingen.
Search flight deals

Frequently asked questions about flying from Buffalo to Harlingen

  • 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 04m.

  • 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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