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$159+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — BOS
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
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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 July 28, 2026.

This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:13 pm
HRL
-
BOS
1 stop9h 07m
Delta
Tue 11/35:50 am
BOS
-
HRL
1 stop8h 33m
Delta
Deal found 7/23$306
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Mon 9/213:35 pm
HRL
-
BOS
1 stop6h 59m
American Airlines
Sat 10/38:30 am
BOS
-
HRL
1 stop7h 35m
American Airlines
Deal found 7/26$311
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Tue 9/11:59 pm
HRL
-
BOS
2 stops10h 12m
United Airlines
Sat 9/57:25 am
BOS
-
HRL
1 stop6h 59m
United Airlines
Deal found 7/25$316
This Southwest deal was found by Cheapflights users on 7/25. 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.
Tue 9/11:45 pm
HRL
-
BOS
2 stops7h 25m
Southwest
Sat 9/55:50 am
BOS
-
HRL
2 stops11h 00m
Southwest
Deal found 7/25$321
This Southwest deal was found by Cheapflights users on 7/24. 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.
Mon 9/145:30 am
HRL
-
BOS
2 stops8h 25m
Southwest
Wed 9/162:30 pm
BOS
-
HRL
1 stop6h 45m
Southwest
Deal found 7/24$340
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/87:20 am
HRL
-
BOS
2 stops8h 57m
United Airlines
Wed 8/128:05 am
BOS
-
HRL
2 stops8h 54m
United Airlines
Deal found 7/23$343
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 10/2910:40 am
HRL
-
BOS
1 stop8h 12m
American Airlines
Tue 11/37:00 am
BOS
-
HRL
1 stop8h 17m
American Airlines
Deal found 7/26$345
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Mon 9/145:05 am
HRL
-
BOS
1 stop6h 19m
United Airlines
Wed 9/161:41 pm
BOS
-
HRL
1 stop9h 11m
United Airlines
Deal found 7/24$356
This Southwest deal was found by Cheapflights users on 7/27. 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.
Tue 9/16:35 am
HRL
-
BOS
1 stop8h 05m
Southwest
Tue 9/85:35 am
BOS
-
HRL
2 stops8h 25m
Southwest
Deal found 7/27$358
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 9/11:59 pm
HRL
-
BOS
1 stop8h 39m
United Airlines
Tue 9/81:41 pm
BOS
-
HRL
1 stop6h 58m
United Airlines
Deal found 7/27$363

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 July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$306
(Delta)

Popular in

November

Cheapest in

January

Average price

$389
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
Highest demand for flights based on searches. 9% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 28, 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

Tue 9/1

1:59 pm-11:38 pm

1 stop8h 39m

Boston Logan Intl

Sat 9/5

7:25 am-1:24 pm

1 stop6h 59m

$311
Quickest round-trip

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 9/21

3:35 pm-11:34 pm

1 stop6h 59m

Boston Logan Intl

Sat 10/3

8:30 am-3:05 pm

1 stop7h 35m

$311

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Tue 9/1

1:45 pm-10:10 pm

2 stops7h 25m

Boston Logan Intl

Sat 9/5

5:50 am-3:50 pm

2 stops11h 00m

$321

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 9/14

5:30 am-2:55 pm

2 stops8h 25m

Boston Logan Intl

Wed 9/16

2:30 pm-8:15 pm

1 stop6h 45m

$340

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Thu 10/29

2:13 pm-12:20 am

1 stop9h 07m

Boston Logan Intl

Tue 11/3

5:39 am-1:23 pm

2 stops8h 44m

$350

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 9/14

5:05 am-12:24 pm

1 stop6h 19m

Boston Logan Intl

Wed 9/16

1:41 pm-9:52 pm

1 stop9h 11m

$356

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Fri 8/28

1:59 pm-1:11 am

2 stops10h 12m

Boston Logan Intl

Tue 9/1

9:33 am-9:52 pm

2 stops13h 19m

$445

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Thu 10/29

5:05 am-5:55 pm

2 stops11h 50m

Boston Logan Intl

Tue 11/3

5:45 am-4:00 pm

2 stops11h 15m

$479

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Mon 9/21

1:59 pm-1:10 am

2 stops10h 11m

Boston Logan Intl

Sat 10/3

6:00 am-3:59 pm

2 stops10h 59m

$504
Cheapest one-way
Quickest one-way

HarlingenBoston

HRL - BOS

HRLBOS

Harlingen Valley Intl

Tue 9/22

3:35 pm-11:34 pm

1 stop6h 59m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 12 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 July.
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, January is the cheapest month in which you can book a flight from Harlingen to Boston (average of $287). Flying from Harlingen to Boston in November is currently the most expensive (average of $816). 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 July 28, 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
8.0
Very good
4,229 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Southwest
8.0
Very good
4,229 reviews
Southwest
8.0
Very good
4,229 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
American Airlines
7.1
Good
11,837 reviews
Southwest
8.0
Very good
4,229 reviews

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

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 Delta, American Airlines, and United Airlines fly from Harlingen to Boston in about 6h 59m. The time it takes to get you to your destination can typically vary by up to 3h 13m. 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 $251 on this airline. An additional option worth looking into is Southwest, starting at $290. These flights start at 50% 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, January is the cheapest month in which you can book a flight from Harlingen to Boston (average of $287). Flying from Harlingen to Boston in November is currently the most expensive (average of $816). 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
Randolph
Brockton
Seekonk
Hampton Beach
Cranston
Warwick
Peabody
Dedham
Auburn
York Beach
Chelsea
Londonderry
Swansea
Fitchburg
North Falmouth
Braintree
Revere

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 July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$251Average$564FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$290Average$386FlexibilityNo cancel feeOn-time63%

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