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Cheap flights from Boston to Harlingen from $200

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Harlingen departing on 10/8. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:00 am - 12:00 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
8h 00m2 stops Nashville Intl Houston Hobby
Southwest Logo
12:35 pm - 10:10 pmHRL  Harlingen Valley Intl-BOS Boston Logan Intl
8h 35m2 stops Houston Hobby Nashville Intl
$341Southwest
Sat, Aug 22 - Wed, Aug 26
United Airlines Logo
7:25 am - 1:24 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
6h 59m1 stop Houston George Bush Intcntl
United Airlines Logo
1:59 pm - 1:11 amHRL  Harlingen Valley Intl-BOS Boston Logan Intl
10h 12m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$356United Airlines
Sat, Aug 22 - Wed, Aug 26
Southwest Logo
1:10 pm - 10:40 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
10h 30m2 stops Lambert-St Louis Houston Hobby
Southwest Logo
11:55 am - 10:15 pmHRL  Harlingen Valley Intl-BOS Boston Logan Intl
9h 20m2 stops Austin Bergstrom Baltimore/Washington
$404Southwest
Fri, Sep 4 - Fri, Sep 11
United Airlines Logo
7:25 am - 1:24 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
6h 59m1 stop Houston George Bush Intcntl
United Airlines Logo
7:15 am - 5:29 pmHRL  Harlingen Valley Intl-BOS Boston Logan Intl
9h 14m1 stop Houston George Bush Intcntl
$406United Airlines
Sat, Aug 22 - Wed, Aug 26
United Airlines Logo
3:45 pm - 9:52 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
7h 07m1 stop Houston George Bush Intcntl
United Airlines Logo
5:05 am - 2:39 pmHRL  Harlingen Valley Intl-BOS Boston Logan Intl
8h 34m1 stop Houston George Bush Intcntl
$412United Airlines
Fri, Sep 4 - Fri, Sep 11
United Airlines Logo
3:28 pm - 10:48 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
8h 20m1 stop Houston George Bush Intcntl
United Airlines Logo
1:59 pm - 9:28 pmHRL  Harlingen Valley Intl-BOS Boston Logan Intl
6h 29m1 stop Houston George Bush Intcntl
$415United Airlines
Wed, Oct 28 - Sat, Oct 31
United Airlines Logo
3:45 pm - 9:52 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
7h 07m1 stop Houston George Bush Intcntl
United Airlines Logo
5:05 am - 4:27 pmHRL  Harlingen Valley Intl-BOS Boston Logan Intl
10h 22m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$417United Airlines
Fri, Sep 4 - Fri, Sep 11
United Airlines Logo
12:00 pm - 10:48 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
11h 48m2 stops Newark Houston George Bush Intcntl
United Airlines Logo
1:59 pm - 11:25 pmHRL  Harlingen Valley Intl-BOS Boston Logan Intl
8h 26m1 stop Houston George Bush Intcntl
$420United Airlines
Wed, Oct 28 - Sat, Oct 31
Southwest Logo
2:30 pm - 8:10 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
6h 40m1 stop Austin Bergstrom
Southwest Logo
6:20 am - 4:55 pmHRL  Harlingen Valley Intl-BOS Boston Logan Intl
9h 35m1 stop Austin Bergstrom
$496Southwest
Wed, Sep 2 - Mon, Sep 7
Southwest Logo
2:30 pm - 8:10 pmBOS  Boston Logan Intl-HRL Harlingen Valley Intl
6h 40m1 stop Austin Bergstrom
Southwest Logo
5:30 am - 2:55 pmHRL  Harlingen Valley Intl-BOS Boston Logan Intl
8h 25m2 stops Houston Hobby Chicago Midway
$496Southwest
Wed, Sep 2 - Mon, Sep 7

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Southwest flights from Boston to Harlingen

Our best Southwest deals on Boston to Harlingen flight tickets
Southwest
Aug 22
BOS5:00 amBoston Logan Intl
8h 00m
2 stops
HRL12:00 pmHarlingen Valley Intl
Aug 26
HRL12:35 pmHarlingen Valley Intl
8h 35m
2 stops
BOS10:10 pmBoston Logan Intl
$341
Southwest
Sep 4
BOS1:10 pmBoston Logan Intl
10h 30m
2 stops
HRL10:40 pmHarlingen Valley Intl
Sep 11
HRL11:55 amHarlingen Valley Intl
9h 20m
2 stops
BOS10:15 pmBoston Logan Intl
$404
Southwest
Sep 2
BOS2:30 pmBoston Logan Intl
6h 40m
1 stop
HRL8:10 pmHarlingen Valley Intl
Sep 7
HRL5:30 amHarlingen Valley Intl
8h 25m
2 stops
BOS2:55 pmBoston Logan Intl
$496

United Airlines flights from Boston to Harlingen

Our best United Airlines deals on Boston to Harlingen flight tickets
United Airlines
Aug 22
BOS7:25 amBoston Logan Intl
6h 59m
1 stop
HRL1:24 pmHarlingen Valley Intl
Aug 26
HRL1:59 pmHarlingen Valley Intl
10h 12m
2 stops
BOS1:11 amBoston Logan Intl
$356
United Airlines
Aug 22
BOS7:25 amBoston Logan Intl
6h 59m
1 stop
HRL1:24 pmHarlingen Valley Intl
Aug 26
HRL7:15 amHarlingen Valley Intl
9h 14m
1 stop
BOS5:29 pmBoston Logan Intl
$406
United Airlines
Sep 4
BOS3:45 pmBoston Logan Intl
7h 07m
1 stop
HRL9:52 pmHarlingen Valley Intl
Sep 11
HRL5:05 amHarlingen Valley Intl
8h 34m
1 stop
BOS2:39 pmBoston Logan Intl
$412

momondo Fare Finder

 
Customize your flight search to find flights from Boston 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 10, 2026.
Use the filters below to find and compare flights from Boston to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Sat 8/22

5:00 am-12:00 pm

2 stops8h 00m

Harlingen Valley Intl

Wed 8/26

12:35 pm-10:10 pm

2 stops8h 35m

$341

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Sat 8/22

7:25 am-1:24 pm

1 stop6h 59m

Harlingen Valley Intl

Wed 8/26

1:59 pm-1:11 am

2 stops10h 12m

$356

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Fri 9/4

1:10 pm-10:40 pm

2 stops10h 30m

Harlingen Valley Intl

Fri 9/11

11:55 am-10:15 pm

2 stops9h 20m

$404

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Sat 8/22

7:25 am-1:24 pm

1 stop6h 59m

Harlingen Valley Intl

Wed 8/26

7:15 am-5:29 pm

1 stop9h 14m

$406

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Fri 9/4

3:45 pm-9:52 pm

1 stop7h 07m

Harlingen Valley Intl

Fri 9/11

5:05 am-2:39 pm

1 stop8h 34m

$412
Quickest round-trip

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Wed 10/28

3:28 pm-10:48 pm

1 stop8h 20m

Harlingen Valley Intl

Sat 10/31

1:59 pm-9:28 pm

1 stop6h 29m

$415

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Fri 9/4

3:45 pm-9:52 pm

1 stop7h 07m

Harlingen Valley Intl

Fri 9/11

5:05 am-4:27 pm

2 stops10h 22m

$417

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Wed 10/28

12:00 pm-10:48 pm

2 stops11h 48m

Harlingen Valley Intl

Sat 10/31

1:59 pm-11:25 pm

1 stop8h 26m

$420

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Wed 9/2

2:30 pm-8:10 pm

1 stop6h 40m

Harlingen Valley Intl

Mon 9/7

6:20 am-4:55 pm

1 stop9h 35m

$496

BostonHarlingen

BOS Boston Logan Intl - HRL Harlingen Valley Intl

BOSHRL

Boston Logan Intl

Wed 9/2

2:30 pm-8:10 pm

1 stop6h 40m

Harlingen Valley Intl

Mon 9/7

5:30 am-2:55 pm

2 stops8h 25m

$496

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Boston 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 month to fly to Harlingen?

If you aren’t able to travel during the month of November, then book flights to Harlingen from Boston during July instead. Flights to Harlingen in July, while not as cheap as those in November, still average around $341.

When to book flights from Boston to Harlingen

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

Cheap Boston to Harlingen (BOS to HRL) flight deals and tips

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

Fastest flight time

8h 20m

Direct flights

None
The fastest flight from Boston to Harlingen takes 8h 20m
There are no direct flights from Boston to Harlingen. There are no popular flight routes from Boston to Harlingen.
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Frequently asked questions about flying from Boston to Harlingen

  • How far is Boston Logan Intl to Harlingen Valley Intl by plane?

    Boston Logan Intl and Harlingen Valley Intl are 1872.4 mi apart from one another. In terms of flight time, this usually takes a little over 8h 20m.

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

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

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Harlingen Valley Intl Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl 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.

  • What is the most popular airline from Boston to Harlingen?

Best airlines flying from Boston to Harlingen

Compare and see reviews for airlines that fly from Boston to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $303Free CancellationRating
7.1
11,897 reviews
Search American Airlines flights
United AirlinesPriceFrom $338Free CancellationRating
7.4
10,095 reviews
Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Harlingen for you.

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

Yes. momondo allows you to filter the results for Boston to Harlingen flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Harlingen from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Boston 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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