$225+ Cheap flights from Harlingen (HRL) to Washington
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SEA
Oct 30 — Nov 61
Round-trip
1 adult, Economy
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Find cheap flights from Harlingen to Washington with Cheapflights
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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
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Cheapest flights from Harlingen to WashingtonExplore the most affordable flight options available from Harlingen to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
Explore the most affordable flight options available from Harlingen to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Thu 10/222:00 pm -
1 stop7h 03m
Sat 10/2411:59 pm -
1 stop8h 51m
Deal found 9/29![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 9/29. 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 10/2211:55 am -
1 stop8h 15m
Sat 10/246:30 am -
2 stops12h 30m
Deal found 9/29![Southwest logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/29. 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 12/85:40 am -
1 stop7h 39m
Sat 12/122:07 pm -
1 stop7h 19m
Deal found 9/29![American Airlines logo]()
$403
This American Airlines deal was found by Cheapflights users on 9/26. 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 11/265:40 am -
1 stop7h 52m
Tue 12/15:10 am -
1 stop7h 10m
Deal found 9/26![American Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 9/27. 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.
Sun 10/2510:20 am -
1 stop12h 50m
Sun 11/18:30 am -
1 stop10h 55m
Deal found 9/27![Southwest logo]()
$429
This Southwest deal was found by Cheapflights users on 9/28. 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 9/291:45 pm -
1 stop6h 55m
Tue 10/68:55 am -
1 stop10h 05m
Deal found 9/28![Southwest logo]()
$430
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 10/305:25 pm -
1 stop7h 26m
Sun 11/12:00 pm -
1 stop6h 48m
Deal found 9/25![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 9/28. 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 12/82:00 pm -
1 stop7h 32m
Sat 12/127:30 pm -
2 stops13h 44m
Deal found 9/28![United Airlines logo]()
$442
Best flights from Harlingen to WashingtonDiscover carefully curated flight deals from Harlingen to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
Discover carefully curated flight deals from Harlingen to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Thu 10/222:00 pm -
1 stop7h 03m
Sat 10/2411:59 pm -
1 stop8h 51m
Deal found 9/29![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 9/29. 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 10/2211:55 am -
1 stop8h 15m
Sat 10/246:30 am -
2 stops12h 30m
Deal found 9/29![Southwest logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/810:44 am -
1 stop8h 12m
Sat 12/126:20 am -
2 stops9h 50m
Deal found 9/27![American Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 10/305:05 am -
1 stop10h 20m
Sun 11/110:40 am -
2 stops10h 08m
Deal found 9/25![United Airlines logo]()
$364
This Southwest deal was found by Cheapflights users on 9/27. 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.
Sun 10/2510:20 am -
1 stop12h 50m
Sun 11/18:30 am -
1 stop10h 55m
Deal found 9/27![Southwest logo]()
$429
This Southwest deal was found by Cheapflights users on 9/27. 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 10/134:35 pm -
2 stops9h 20m
Sat 10/176:30 am -
2 stops12h 30m
Deal found 9/27![Southwest logo]()
$447
This United Airlines deal was found by Cheapflights users on 9/27. 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 12/82:00 pm -
2 stops11h 44m
Sat 12/127:30 pm -
2 stops13h 44m
Deal found 9/27![United Airlines logo]()
$447
This Southwest deal was found by Cheapflights users on 9/25. 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.
Fri 10/305:30 am -
2 stops10h 00m
Sun 11/16:15 am -
2 stops7h 50m
Deal found 9/25![Southwest logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/247:15 am -
1 stop9h 34m
Wed 10/281:59 pm -
1 stop6h 49m
Deal found 9/28![United Airlines logo]()
$458
Last-minute flights from Harlingen to WashingtonDiscover last-minute flight deals from Harlingen to Washington. Data last updated September 30, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Washington. Data last updated September 30, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/28. 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 9/291:45 pm -
1 stop6h 55m
Tue 10/68:55 am -
1 stop10h 05m
Deal found 9/28![Southwest logo]()
$430
This Southwest deal was found by Cheapflights users on 9/27. 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 10/134:35 pm -
2 stops9h 20m
Sat 10/176:30 am -
2 stops12h 30m
Deal found 9/27![Southwest logo]()
$447
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Thu 10/222:00 pm -
1 stop7h 03m
Sat 10/2411:59 pm -
1 stop8h 51m
Deal found 9/29![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 9/29. 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 10/2211:55 am -
1 stop8h 15m
Sat 10/246:30 am -
2 stops12h 30m
Deal found 9/29![Southwest logo]()
$364
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/247:15 am -
1 stop9h 34m
Wed 10/281:59 pm -
1 stop6h 49m
Deal found 9/28![United Airlines logo]()
$458
This Southwest deal was found by Cheapflights users on 9/27. 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.
Sun 10/2510:20 am -
1 stop12h 50m
Sun 11/18:30 am -
1 stop10h 55m
Deal found 9/27![Southwest logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Fri 10/305:25 pm -
1 stop7h 26m
Sun 11/12:00 pm -
1 stop6h 48m
Deal found 9/25![United Airlines logo]()
$440
This Southwest deal was found by Cheapflights users on 9/25. 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.
Fri 10/305:30 am -
2 stops10h 00m
Sun 11/16:15 am -
2 stops7h 50m
Deal found 9/25![Southwest logo]()
$449
One-way flights from Harlingen to WashingtonSearch for one-way flight options from Harlingen to Washington. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
Search for one-way flight options from Harlingen to Washington. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
This American Airlines deal was found by Cheapflights users on 9/28. 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 10/156:42 pm -
1 stop7h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![American Airlines logo]()
$225
This Southwest deal was found by Cheapflights users on 9/28. 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 10/155:30 pm -
2 stops9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Southwest logo]()
$230
This Southwest deal was found by Cheapflights users on 9/28. 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 10/1010:55 am -
2 stops11h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Southwest logo]()
$255
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/102:00 pm -
1 stop7h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![United Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Thu 10/155:18 pm -
3 stops18h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![United Airlines logo]()
$583
Find flight deals from Harlingen to Washington
Keep the following information in mind while searching for Harlingen to Washington flight deals. Data was last updated September 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (United Airlines) |
One-way from | $225 (American Airlines) |
Popular in | January |
Cheapest in | February |
Average price | $378 |
Cheapflights Fare Finder
Customize your flight search to find flights from Harlingen to Washington 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 7,457,451 searches. Data last updated September 30, 2026.
Use the filters below to find and compare flights from Harlingen to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Thu 10/15
6:42 pm-12:10 am
1 stop7h 28m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$225
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Thu 10/15
5:30 pm-1:00 am
2 stops9h 30m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$230
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Thu 10/22
2:00 pm-7:03 pm
1 stop7h 03m
Seattle/Tacoma Intl
Sat 10/24
11:59 pm-10:50 am
1 stop8h 51m
$359
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Thu 10/22
11:55 am-6:10 pm
1 stop8h 15m
Seattle/Tacoma Intl
Sat 10/24
6:30 am-9:00 pm
2 stops12h 30m
$364
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Fri 10/30
5:05 am-1:25 pm
1 stop10h 20m
Seattle/Tacoma Intl
Sun 11/1
10:40 am-10:48 pm
2 stops10h 08m
$364
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Sun 10/25
10:20 am-9:10 pm
1 stop12h 50m
Seattle/Tacoma Intl
Sun 11/1
8:30 am-9:25 pm
1 stop10h 55m
$429
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Tue 12/8
10:44 am-4:56 pm
1 stop8h 12m
Seattle/Tacoma Intl
Sat 12/12
6:20 am-6:10 pm
2 stops9h 50m
$433
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Tue 10/13
4:35 pm-11:55 pm
2 stops9h 20m
Seattle/Tacoma Intl
Sat 10/17
6:30 am-9:00 pm
2 stops12h 30m
$447
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Tue 12/8
2:00 pm-11:44 pm
2 stops11h 44m
Seattle/Tacoma Intl
Sat 12/12
7:30 pm-11:14 am
2 stops13h 44m
$447
HarlingenSeattle
HRL Harlingen Valley Intl - SEA Seattle/Tacoma Intl
HRLSEA
Harlingen Valley Intl
Fri 10/30
5:30 am-1:30 pm
2 stops10h 00m
Seattle/Tacoma Intl
Sun 11/1
6:15 am-4:05 pm
2 stops7h 50m
$449
Showing 1-10 of 13 resultsSorted by cheapest first
Best time to book a flight from Harlingen to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Harlingen with our price prediction graph.
HRL-SEA
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 Washington
HRL-USWA
HRL-SEA
What is the cheapest month to book a flight from Harlingen to State of Washington?
Currently, February is the cheapest month in which you can book a flight from Harlingen to State of Washington (average of $263). Flying from Harlingen to State of Washington in January is currently the most expensive (average of $604). 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 Washington
Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated September 30, 2026.
Peruse reviews from past customers who have flown with Southwest and American Airlines from Harlingen to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Harlingen to Washington. 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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Harlingen and Washington flights
Browse other Harlingen and Washington flight options. Last updated on September 30, 2026.
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Harlingen to Washington flights
Consider these flights traveling from Harlingen to Washington.
Top 2 airlines flying from Harlingen to Washington
Discover the top 2 airlines that operate flights from Harlingen to Washington. 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 7,457,451 searches. Data last updated September 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$215 | Average$388 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$297 | Average$423 | FlexibilityNo cancel fee | On-time63% |