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Cheap flights from Buffalo to Harlingen from $508

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 10/28. 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.
United Airlines Logo
6:30 am - 4:01 pmBUF  Buffalo-HRL Harlingen Valley Intl
10h 31m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
7:10 am - 8:51 pmHRL  Harlingen Valley Intl-BUF Buffalo
12h 41m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$508United Airlines
Wed, Oct 28 - Sat, Oct 31
United Airlines Logo
6:12 am - 1:24 pmBUF  Buffalo-HRL Harlingen Valley Intl
8h 12m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl
United Airlines Logo
1:59 pm - 11:44 pmHRL  Harlingen Valley Intl-BUF Buffalo
8h 45m2 stops Houston George Bush Intcntl Washington, D.C. Dulles Intl
$508United Airlines
Sat, Aug 29 - Tue, Sep 1
United Airlines Logo
6:30 am - 4:01 pmBUF  Buffalo-HRL Harlingen Valley Intl
10h 31m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
7:10 am - 8:51 pmHRL  Harlingen Valley Intl-BUF Buffalo
12h 41m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$528United Airlines
Wed, Oct 28 - Sat, Oct 31
Southwest Logo
6:20 am - 2:35 pmBUF  Buffalo-HRL Harlingen Valley Intl
9h 15m2 stops Baltimore/Washington Houston Hobby
Southwest Logo
5:30 am - 3:15 pmHRL  Harlingen Valley Intl-BUF Buffalo
8h 45m2 stops Houston Hobby Chicago Midway
$585Southwest
Sun, Aug 23 - Thu, Aug 27
American Airlines Logo
7:00 am - 4:27 pmBUF  Buffalo-HRL Harlingen Valley Intl
10h 27m1 stop Dallas/Fort Worth
American Airlines Logo
5:54 am - 5:08 pmHRL  Harlingen Valley Intl-BUF Buffalo
10h 14m2 stops Dallas/Fort Worth Washington, D.C. Reagan-National
$852American Airlines
Sun, Aug 23 - Thu, Aug 27
United Airlines Logo
6:12 am - 3:59 pmBUF  Buffalo-HRL Harlingen Valley Intl
10h 47m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl
United Airlines Logo
7:15 am - 6:58 pmHRL  Harlingen Valley Intl-BUF Buffalo
10h 43m3 stops Houston George Bush Intcntl Austin Bergstrom Washington, D.C. Dulles Intl
$977United Airlines
Sun, Aug 23 - Thu, Aug 27
American Airlines Logo
4:50 pm - 10:54 pmBUF  Buffalo-HRL Harlingen Valley Intl
7h 04m1 stop Dallas/Fort Worth
American Airlines Logo
10:34 am - 11:01 pmHRL  Harlingen Valley Intl-BUF Buffalo
11h 27m1 stop Dallas/Fort Worth
$1,103American Airlines
Sun, Aug 23 - Thu, Aug 27
United Airlines Logo
6:12 am - 3:59 pmBUF  Buffalo-HRL Harlingen Valley Intl
10h 47m3 stops Washington, D.C. Dulles Intl Nashville Intl Houston George Bush Intcntl
United Airlines Logo
7:15 am - 6:58 pmHRL  Harlingen Valley Intl-BUF Buffalo
10h 43m3 stops Houston George Bush Intcntl Austin Bergstrom Washington, D.C. Dulles Intl
$1,239United Airlines
Sun, Aug 23 - Thu, Aug 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
BUF6:12 amBuffalo
8h 12m
2 stops
HRL1:24 pmHarlingen Valley Intl
Sep 1
HRL1:59 pmHarlingen Valley Intl
8h 45m
2 stops
BUF11:44 pmBuffalo
$508
United Airlines
Oct 28
BUF6:30 amBuffalo
10h 31m
2 stops
HRL4:01 pmHarlingen Valley Intl
Oct 31
HRL7:10 amHarlingen Valley Intl
12h 41m
2 stops
BUF8:51 pmBuffalo
$528
United Airlines
Aug 23
BUF6:12 amBuffalo
10h 47m
2 stops
HRL3:59 pmHarlingen Valley Intl
Aug 27
HRL7:15 amHarlingen Valley Intl
10h 43m
3 stops
BUF6:58 pmBuffalo
$977

American Airlines flights from Buffalo to Harlingen

Our best American Airlines deals on Buffalo to Harlingen flight tickets
American Airlines
Aug 23
BUF7:00 amBuffalo
10h 27m
1 stop
HRL4:27 pmHarlingen Valley Intl
Aug 27
HRL5:54 amHarlingen Valley Intl
10h 14m
2 stops
BUF5:08 pmBuffalo
$852
American Airlines
Aug 23
BUF4:50 pmBuffalo
7h 04m
1 stop
HRL10:54 pmHarlingen Valley Intl
Aug 27
HRL10:34 amHarlingen Valley Intl
11h 27m
1 stop
BUF11:01 pmBuffalo
$1,103

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 August 11, 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 Buffalo - HRL Harlingen Valley Intl

BUFHRL

Buffalo

Wed 10/28

6:30 am-4:01 pm

2 stops10h 31m

Harlingen Valley Intl

Sat 10/31

7:10 am-8:51 pm

2 stops12h 41m

$508
Quickest round-trip

BuffaloHarlingen

BUF Buffalo - HRL Harlingen Valley Intl

BUFHRL

Buffalo

Sat 8/29

6:12 am-1:24 pm

2 stops8h 12m

Harlingen Valley Intl

Tue 9/1

1:59 pm-11:44 pm

2 stops8h 45m

$508

BuffaloHarlingen

BUF Buffalo - HRL Harlingen Valley Intl

BUFHRL

Buffalo

Wed 10/28

6:30 am-4:01 pm

2 stops10h 31m

Harlingen Valley Intl

Sat 10/31

7:10 am-8:51 pm

2 stops12h 41m

$528

BuffaloHarlingen

BUF Buffalo - HRL Harlingen Valley Intl

BUFHRL

Buffalo

Sun 8/23

6:20 am-2:35 pm

2 stops9h 15m

Harlingen Valley Intl

Thu 8/27

5:30 am-3:15 pm

2 stops8h 45m

$585

BuffaloHarlingen

BUF Buffalo - HRL Harlingen Valley Intl

BUFHRL

Buffalo

Sun 8/23

7:00 am-4:27 pm

1 stop10h 27m

Harlingen Valley Intl

Thu 8/27

5:54 am-5:08 pm

2 stops10h 14m

$852

BuffaloHarlingen

BUF Buffalo - HRL Harlingen Valley Intl

BUFHRL

Buffalo

Sun 8/23

6:12 am-3:59 pm

2 stops10h 47m

Harlingen Valley Intl

Thu 8/27

7:15 am-6:58 pm

3 stops10h 43m

$977

BuffaloHarlingen

BUF Buffalo - HRL Harlingen Valley Intl

BUFHRL

Buffalo

Sun 8/23

4:50 pm-10:54 pm

1 stop7h 04m

Harlingen Valley Intl

Thu 8/27

10:34 am-11:01 pm

1 stop11h 27m

$1,103

BuffaloHarlingen

BUF Buffalo - HRL Harlingen Valley Intl

BUFHRL

Buffalo

Sun 8/23

6:12 am-3:59 pm

3 stops10h 47m

Harlingen Valley Intl

Thu 8/27

7:15 am-6:58 pm

3 stops10h 43m

$1,239

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

9h 15m

Direct flights

None
The fastest flight from Buffalo to Harlingen takes 9h 15m
There are no direct flights from Buffalo to Harlingen. There are no popular flight routes from Buffalo to Harlingen.
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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 9h 15m.

  • 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.

Frequently asked questions about flying from Buffalo to Harlingen

  • How do I get Price Alerts for flights from Buffalo to Harlingen?

    Search flight deals from Buffalo to Harlingen. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Buffalo to Harlingen with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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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