HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$156+ Cheap flights from Harlingen to Boston (HRL - BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — BOS
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Harlingen to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Harlingen to Boston

Cheapest flights from Harlingen to Boston
Explore the most affordable flight options available from Harlingen to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.

This American Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:45 am
HRL
-
BOS
1 stop9h 42m
American Airlines
Wed 9/239:29 am
BOS
-
HRL
1 stop8h 29m
American Airlines
Deal found 6/6$301
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/411:15 am
HRL
-
BOS
2 stops8h 20m
Southwest
Tue 7/145:25 am
BOS
-
HRL
2 stops9h 05m
Southwest
Deal found 6/8$329
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/411:15 am
HRL
-
BOS
2 stops8h 20m
Southwest
Sat 7/117:55 am
BOS
-
HRL
2 stops9h 35m
Southwest
Deal found 6/8$340
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/222:10 pm
HRL
-
BOS
2 stops8h 15m
Southwest
Wed 7/295:25 am
BOS
-
HRL
2 stops9h 05m
Southwest
Deal found 6/4$350
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/411:15 am
HRL
-
BOS
2 stops8h 20m
Southwest
Mon 7/134:45 pm
BOS
-
HRL
2 stops8h 00m
Southwest
Deal found 6/8$370
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/161:15 pm
HRL
-
BOS
2 stops9h 55m
Southwest
Tue 7/215:25 am
BOS
-
HRL
2 stops9h 05m
Southwest
Deal found 6/4$379
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/59:20 am
HRL
-
BOS
1 stop7h 32m
United Airlines
Wed 12/96:00 am
BOS
-
HRL
2 stops10h 34m
United Airlines
Deal found 6/7$396
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:17 pm
HRL
-
BOS
1 stop7h 23m
American Airlines
Mon 9/76:45 am
BOS
-
HRL
1 stop8h 57m
American Airlines
Deal found 6/8$397

Find flight deals from Harlingen to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$301
(American Airlines)

One-way from

$156
(Southwest)

Popular in

March

Cheapest in

June

Average price

$239
Provider with most accurate pricing for Harlingen Valley Intl-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harlingen Valley Intl-Boston Logan Intl flights.
Search Deals
From Harlingen Valley Intl to Boston Logan Intl
Search Deals
One-way flight from Harlingen Valley Intl to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Boston 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, Cheapflights users made 2,558,603 searches. Data last updated June 8, 2026.
Use the filters below to find and compare flights from Harlingen to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Wed 7/22

2:10 pm-11:25 pm

2 stops8h 15m

Boston Logan Intl

Wed 7/29

5:25 am-1:30 pm

2 stops9h 05m

$350

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Sat 12/5

9:20 am-5:52 pm

1 stop7h 32m

Boston Logan Intl

Wed 12/9

6:00 am-3:34 pm

2 stops10h 34m

$396

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 10/12

2:00 pm-11:53 pm

1 stop8h 53m

Boston Logan Intl

Thu 10/15

5:40 am-1:31 pm

1 stop8h 51m

$425

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Sat 7/4

11:15 am-8:35 pm

2 stops8h 20m

Boston Logan Intl

Sun 7/12

7:45 am-4:00 pm

2 stops9h 15m

$425
Quickest round-trip

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Sat 7/4

11:15 am-8:35 pm

2 stops8h 20m

Boston Logan Intl

Sat 7/11

2:10 pm-8:50 pm

1 stop7h 40m

$430

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Thu 7/16

1:15 pm-12:10 am

2 stops9h 55m

Boston Logan Intl

Mon 7/20

4:45 pm-11:45 pm

2 stops8h 00m

$440

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Sat 7/18

5:05 am-12:30 pm

1 stop6h 25m

Boston Logan Intl

Sat 7/25

2:10 pm-10:45 pm

2 stops9h 35m

$460

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 9/21

5:51 am-1:42 pm

1 stop6h 51m

Boston Logan Intl

Sat 10/3

7:19 am-4:58 pm

2 stops10h 39m

$464
Cheapest one-way

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Sat 8/22

7:00 am-5:30 pm

2 stops9h 30m

$156

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 6/29

10:40 am-9:40 pm

2 stops10h 00m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Harlingen to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harlingen to Boston in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Harlingen-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harlingen-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harlingen-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Harlingen to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Harlingen with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Harlingen to Boston

What is the cheapest month to book a flight from Harlingen to Boston?

Currently, June is the cheapest month in which you can book a flight from Harlingen to Boston (average of $239). Flying from Harlingen to Boston in March is currently the most expensive (average of $686). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated June 8, 2026.
Read reviews from past customers who have flown Southwest and American Airlines from Harlingen to Boston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,246 reviews

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Southwest
7.9
Good
4,246 reviews
Southwest
7.9
Good
4,246 reviews

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
American Airlines
7.1
Good
11,642 reviews
Southwest
7.9
Good
4,246 reviews

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Overall

7.9

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Harlingen to Boston?

    Airlines like American Airlines and Southwest fly from Harlingen to Boston in about 8h 20m. The time it takes to get you to your destination can typically vary by up to 1h 22m. The distance between Harlingen and Boston is about 1871 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Harlingen to Boston round-trip?

    Our cheapest airline available from Harlingen to Boston is American Airlines. Our recent data shows that you can find tickets from as low as $247 on this airline. An additional option worth looking into is Southwest, starting at $333. These flights start at 44% lower than the current average price 3 months from now.

  • Can I find deals for flights from Harlingen to Boston that include hotel bookings?

    Yes. In addition to deals on Harlingen to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harlingen to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Boston.

  • Can I find deals for business class flights from Harlingen to Boston?

    Yes. Cheapflights offers flight deals from Harlingen to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Harlingen to Boston?

    Currently, June is the cheapest month in which you can book a flight from Harlingen to Boston (average of $239). Flying from Harlingen to Boston in March is currently the most expensive (average of $686). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Hampton Beach
Brockton
Watertown
Seekonk
Cranston
Warwick
Peabody
Auburn
York Beach
Chelsea
Londonderry
Swansea
Old Orchard Beach
Lowell
Smithfield
Braintree
Sandwich

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Harlingen to Boston

Discover the top 2 airlines that operate flights from Harlingen to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$251Average$564FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$290Average$378FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.