$145+ Cheap flights from Harlingen to Baltimore (HRL - BWI)
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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — BWI
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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Best
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Cheapest flights from Harlingen to BaltimoreExplore the most affordable flight options available from Harlingen to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
Explore the most affordable flight options available from Harlingen to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/21. 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 9/236:35 am
HRL
- BWI
1 stop6h 30m
Southwest
Mon 9/287:40 am
BWI
- HRL
1 stop6h 40m
Southwest
Deal found 7/21![Southwest logo]()
$289
This Southwest deal was found by Cheapflights users on 7/21. 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 10/3110:55 am
HRL
- BWI
2 stops8h 45m
Southwest
Sat 11/78:10 am
BWI
- HRL
1 stop12h 30m
Southwest
Deal found 7/21![Southwest logo]()
$300
This Southwest deal was found by Cheapflights users on 7/21. 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 9/246:20 am
HRL
- BWI
1 stop5h 45m
Southwest
Mon 9/287:40 am
BWI
- HRL
1 stop6h 40m
Southwest
Deal found 7/21![Southwest logo]()
$302
This Southwest deal was found by Cheapflights users on 7/19. 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 8/101:55 pm
HRL
- BWI
1 stop5h 20m
Southwest
Wed 8/127:45 am
BWI
- HRL
1 stop6h 15m
Southwest
Deal found 7/19![Southwest logo]()
$315
This Delta deal was found by Cheapflights users on 7/21. 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.
Sat 10/312:13 pm
HRL
- BWI
1 stop6h 28m
Delta
Sun 11/87:30 am
BWI
- HRL
1 stop6h 53m
Delta
Deal found 7/21![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 7/18. 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.
Fri 9/1811:55 am
HRL
- BWI
1 stop6h 40m
Southwest
Mon 9/219:40 am
BWI
- HRL
1 stop7h 25m
Southwest
Deal found 7/18![Southwest logo]()
$332
Best flights from Harlingen to BaltimoreDiscover carefully curated flight deals from Harlingen to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from Harlingen to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/21. 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 9/236:35 am
HRL
- BWI
1 stop6h 30m
Southwest
Mon 9/287:40 am
BWI
- HRL
1 stop6h 40m
Southwest
Deal found 7/21![Southwest logo]()
$289
This Delta deal was found by Cheapflights users on 7/21. 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.
Sat 10/312:13 pm
HRL
- BWI
1 stop6h 28m
Delta
Fri 11/67:30 am
BWI
- HRL
1 stop6h 53m
Delta
Deal found 7/21![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 7/21. 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 10/3110:55 am
HRL
- BWI
1 stop7h 35m
Southwest
Sat 11/78:10 am
BWI
- HRL
1 stop12h 30m
Southwest
Deal found 7/21![Southwest logo]()
$294
This Delta deal was found by Cheapflights users on 7/21. 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.
Sat 10/312:13 pm
HRL
- BWI
1 stop6h 28m
Delta
Sun 11/87:30 am
BWI
- HRL
1 stop6h 53m
Delta
Deal found 7/21![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 7/19. 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 9/246:20 am
HRL
- BWI
1 stop5h 45m
Southwest
Mon 9/287:40 am
BWI
- HRL
1 stop6h 40m
Southwest
Deal found 7/19![Southwest logo]()
$315
This Southwest deal was found by Cheapflights users on 7/19. 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 8/101:55 pm
HRL
- BWI
1 stop5h 20m
Southwest
Wed 8/128:15 am
BWI
- HRL
2 stops7h 35m
Southwest
Deal found 7/19![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 7/21. 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.
Fri 10/96:30 pm
HRL
- BWI
1 stop6h 00m
Southwest
Mon 10/127:10 am
BWI
- HRL
1 stop7h 05m
Southwest
Deal found 7/21![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 7/18. 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.
Fri 9/1811:55 am
HRL
- BWI
1 stop6h 40m
Southwest
Sun 9/209:15 am
BWI
- HRL
1 stop6h 20m
Southwest
Deal found 7/18![Southwest logo]()
$349
This Southwest deal was found by Cheapflights users on 7/18. 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.
Fri 9/1811:55 am
HRL
- BWI
2 stops7h 20m
Southwest
Mon 9/213:20 pm
BWI
- HRL
2 stops8h 15m
Southwest
Deal found 7/18![Southwest logo]()
$367
Last-minute flights from Harlingen to BaltimoreDiscover last-minute flight deals from Harlingen to Baltimore. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Baltimore. Data last updated July 23, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/20. 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 7/296:15 am
HRL
- BWI
1 stop7h 20m
Southwest
Thu 8/138:45 am
BWI
- HRL
1 stop5h 35m
Southwest
Deal found 7/20![Southwest logo]()
$374
This Southwest deal was found by Cheapflights users on 7/19. 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 8/412:35 pm
HRL
- BWI
1 stop6h 20m
Southwest
Sun 8/96:35 am
BWI
- HRL
1 stop8h 05m
Southwest
Deal found 7/19![Southwest logo]()
$409
This Southwest deal was found by Cheapflights users on 7/20. 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 8/412:35 pm
HRL
- BWI
1 stop6h 20m
Southwest
Sat 8/84:55 pm
BWI
- HRL
1 stop5h 00m
Southwest
Deal found 7/20![Southwest logo]()
$419
This Southwest deal was found by Cheapflights users on 7/20. 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.
Fri 8/74:40 pm
HRL
- BWI
1 stop5h 00m
Southwest
Mon 8/109:40 am
BWI
- HRL
1 stop7h 25m
Southwest
Deal found 7/20![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 7/19. 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 8/101:55 pm
HRL
- BWI
1 stop5h 20m
Southwest
Wed 8/127:45 am
BWI
- HRL
1 stop6h 15m
Southwest
Deal found 7/19![Southwest logo]()
$315
One-way flights from Harlingen to BaltimoreSearch for one-way flight options from Harlingen to Baltimore. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from Harlingen to Baltimore. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/19. 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 11/231:00 pm
HRL
- BWI
1 stop8h 05m
Southwest
Deal found 7/19![Southwest logo]()
$145
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.
Mon 9/145:05 am
HRL
- BWI
1 stop5h 40m
United Airlines
Deal found 7/23![United Airlines logo]()
$195
This Southwest deal was found by Cheapflights users on 7/22. 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 8/1112:35 pm
HRL
- BWI
1 stop6h 20m
Southwest
Deal found 7/22![Southwest logo]()
$215
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:45 am
HRL
- BWI
1 stop7h 39m
American Airlines
Deal found 7/23![American Airlines logo]()
$260
This United Airlines deal was found by Cheapflights users on 7/22. 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 7/285:10 am
HRL
- BWI
1 stop5h 37m
United Airlines
Deal found 7/22![United Airlines logo]()
$272
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:45 am
HRL
- BWI
1 stop7h 39m
American Airlines
Deal found 7/23![American Airlines logo]()
$310
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Wed 7/296:00 am
HRL
- BWI
2 stops10h 48m
American Airlines
Deal found 7/22![American Airlines logo]()
$380
Find flight deals from Harlingen to Baltimore
Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Baltimore (BWI). 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 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (Southwest) |
One-way from | $145 (Southwest) |
Popular in | August |
Cheapest in | February |
Average price | $379 |
Cheapflights Fare Finder
Customize your flight search to find flights from Harlingen to Baltimore 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 23, 2026.
Use the filters below to find and compare flights from Harlingen to Baltimore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Wed 9/23
6:35 am-2:05 pm
1 stop6h 30m
Baltimore/Washington
Mon 9/28
7:40 am-1:20 pm
1 stop6h 40m
$289
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Sat 10/31
10:55 am-7:30 pm
1 stop7h 35m
Baltimore/Washington
Sat 11/7
8:10 am-7:40 pm
1 stop12h 30m
$294
Quickest round-trip
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Thu 9/24
6:20 am-1:05 pm
1 stop5h 45m
Baltimore/Washington
Mon 9/28
7:40 am-1:20 pm
1 stop6h 40m
$315
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Mon 8/10
1:55 pm-8:15 pm
1 stop5h 20m
Baltimore/Washington
Wed 8/12
8:15 am-2:50 pm
2 stops7h 35m
$320
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Sat 10/31
2:13 pm-9:41 pm
1 stop6h 28m
Baltimore/Washington
Fri 11/6
7:30 am-1:23 pm
1 stop6h 53m
$329
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Sat 10/31
2:13 pm-9:41 pm
1 stop6h 28m
Baltimore/Washington
Sun 11/8
7:30 am-1:23 pm
1 stop6h 53m
$329
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Fri 10/9
6:30 pm-1:30 am
1 stop6h 00m
Baltimore/Washington
Mon 10/12
7:10 am-1:15 pm
1 stop7h 05m
$337
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Fri 9/18
11:55 am-7:35 pm
1 stop6h 40m
Baltimore/Washington
Sun 9/20
9:15 am-2:35 pm
1 stop6h 20m
$349
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Fri 9/18
11:55 am-8:15 pm
2 stops7h 20m
Baltimore/Washington
Mon 9/21
3:20 pm-10:35 pm
2 stops8h 15m
$367
Cheapest one-way
HarlingenBaltimore
HRL - BWI
HRLBWI
Harlingen Valley Intl
Mon 11/23
1:00 pm-10:05 pm
1 stop8h 05m
$145
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Harlingen to Baltimore
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 Baltimore in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Harlingen-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen-Baltimore flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Harlingen-Baltimore 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-Baltimore 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 Baltimore
Have a flexible travel schedule? Discover the best time to fly to Baltimore from Harlingen with our price prediction graph.
HRL-BWI
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.
Reviews of airlines servicing Baltimore
Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated July 23, 2026.
Peruse reviews from past customers who have flown with Southwest from Harlingen to Baltimore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Related info for your journey
Find useful and relevant information for your journey from Harlingen to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Find flights from Harlingen to Baltimore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Harlingen and Baltimore flights
Browse other Harlingen and Baltimore flight options. Last updated on July 23, 2026.
Other flights from Harlingen
Browse through other flights departing from Harlingen. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Harlingen to Baltimore
Discover the top airline that operate flights from Harlingen to Baltimore. 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 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$290 | Average$358 | FlexibilityNo cancel fee | On-time63% |