$215+ Cheap flights from Milwaukee to Harlingen (MKE - HRL)
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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — HRL
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Milwaukee to Harlingen 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
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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 Milwaukee to Harlingen
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Best
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Cheapest flights from Milwaukee to HarlingenExplore the most affordable flight options available from Milwaukee to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Milwaukee to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This Southwest deal was found by Cheapflights users on 10/21. 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 12/411:40 am -
1 stop5h 40m
Sun 12/64:45 pm -
2 stops6h 25m
Deal found 10/21![Southwest logo]()
$288
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 11/312:03 pm -
2 stops7h 44m
Tue 11/105:25 pm -
1 stop5h 21m
Deal found 10/23![United Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:30 pm -
1 stop5h 18m
Wed 11/115:25 pm -
1 stop5h 21m
Deal found 10/20![United Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 11/312:15 pm -
1 stop5h 56m
Tue 11/102:26 pm -
1 stop7h 30m
Deal found 10/23![American Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:00 am -
1 stop8h 01m
Mon 11/95:25 pm -
1 stop5h 21m
Deal found 10/21![United Airlines logo]()
$391
Best flights from Milwaukee to HarlingenDiscover carefully curated flight deals from Milwaukee to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Milwaukee to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Southwest deal was found by Cheapflights users on 10/22. 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.
Thu 1/215:45 am -
2 stops10h 15m
Mon 1/251:00 pm -
2 stops9h 10m
Deal found 10/22![Southwest logo]()
$225
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 3/245:30 pm -
1 stop5h 34m
Wed 3/3112:10 pm -
2 stops11h 17m
Deal found 10/22![United Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 10/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/411:40 am -
1 stop5h 40m
Sun 12/64:45 pm -
2 stops6h 25m
Deal found 10/23![Southwest logo]()
$288
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 11/105:30 pm -
1 stop5h 18m
Wed 11/115:25 pm -
1 stop5h 21m
Deal found 10/23![United Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:00 am -
2 stops8h 21m
Mon 11/95:25 pm -
1 stop5h 21m
Deal found 10/21![United Airlines logo]()
$396
This Southwest deal was found by Cheapflights users on 10/22. 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.
Wed 3/248:10 am -
2 stops7h 40m
Wed 3/316:00 am -
2 stops8h 25m
Deal found 10/22![Southwest logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 11/68:00 am -
2 stops8h 01m
Mon 11/95:25 pm -
1 stop5h 21m
Deal found 10/23![United Airlines logo]()
$396
Last-minute flights from Milwaukee to HarlingenDiscover last-minute flight deals from Milwaukee to Harlingen. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to Harlingen. Data last updated October 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 11/312:03 pm -
2 stops7h 44m
Tue 11/105:25 pm -
1 stop5h 21m
Deal found 10/23![United Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 11/312:15 pm -
1 stop5h 56m
Tue 11/102:26 pm -
1 stop7h 30m
Deal found 10/23![American Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:00 am -
1 stop8h 01m
Mon 11/95:25 pm -
1 stop5h 21m
Deal found 10/21![United Airlines logo]()
$391
This Delta deal was found by Cheapflights users on 10/21. 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 11/78:12 am -
1 stop5h 11m
Sat 11/142:18 pm -
1 stop5h 08m
Deal found 10/21![Delta logo]()
$426
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:30 pm -
1 stop5h 18m
Wed 11/115:25 pm -
1 stop5h 21m
Deal found 10/20![United Airlines logo]()
$367
One-way flights from Milwaukee to HarlingenSearch for one-way flight options from Milwaukee to Harlingen. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Milwaukee to Harlingen. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Delta deal was found by Cheapflights users on 10/23. 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.
Fri 11/66:30 am -
1 stop6h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Delta logo]()
$215
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:15 pm -
1 stop5h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$219
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 11/63:33 pm -
2 stops7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$220
This Southwest deal was found by Cheapflights users on 10/21. 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.
Tue 11/311:40 am -
2 stops9h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Southwest logo]()
$224
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/28:12 am -
1 stop5h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Delta logo]()
$260
This Southwest deal was found by Cheapflights users on 10/21. 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.
Mon 11/23:55 pm -
2 stops7h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Southwest logo]()
$265
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/22:35 pm -
3 stops22h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$679
Find flight deals from Milwaukee to Harlingen
Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Harlingen (HRL). 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 October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $225 (Southwest) |
One-way from | $215 (Delta) |
Popular in | December |
Cheapest in | January |
Average price | $342 |
Cheapflights Fare Finder
Customize your flight search to find flights from Milwaukee 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, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
Use the filters below to find and compare flights from Milwaukee to Harlingen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Fri 11/6
6:30 am-1:23 pm
1 stop6h 53m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$215
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Tue 11/3
11:40 am-8:40 pm
2 stops9h 00m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$224
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Thu 1/21
5:45 am-4:00 pm
2 stops10h 15m
Harlingen Valley Intl
Mon 1/25
1:00 pm-10:10 pm
2 stops9h 10m
$225
Quickest round-trip
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Mon 11/2
8:12 am-1:23 pm
1 stop5h 11m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$260
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Sun 11/1
5:04 am-1:56 pm
2 stops8h 52m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$265
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Mon 11/2
3:55 pm-11:30 pm
2 stops7h 35m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$265
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Fri 12/4
11:40 am-5:20 pm
1 stop5h 40m
Harlingen Valley Intl
Sun 12/6
4:45 pm-11:10 pm
2 stops6h 25m
$288
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Wed 3/24
5:30 pm-11:04 pm
1 stop5h 34m
Harlingen Valley Intl
Wed 3/31
12:10 pm-11:27 pm
2 stops11h 17m
$343
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Tue 11/10
5:30 pm-10:48 pm
1 stop5h 18m
Harlingen Valley Intl
Wed 11/11
5:25 pm-10:46 pm
1 stop5h 21m
$367
MilwaukeeHarlingen
MKE Milwaukee-Mitchell - HRL Harlingen Valley Intl
MKEHRL
Milwaukee-Mitchell
Thu 11/5
5:00 am-1:21 pm
2 stops8h 21m
Harlingen Valley Intl
Mon 11/9
5:25 pm-10:46 pm
1 stop5h 21m
$396
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Milwaukee to Harlingen
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 Milwaukee to Harlingen in October.
| 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 Milwaukee-Harlingen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Harlingen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Harlingen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Milwaukee-Harlingen 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 Milwaukee-Harlingen 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 Milwaukee to Harlingen
Have a flexible travel schedule? Discover the best time to fly to Harlingen from Milwaukee with our price prediction graph.
MKE-HRL
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 Milwaukee to Harlingen
Reviews of airlines servicing Harlingen
Get insights into the airlines that provide service to Harlingen. 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 Harlingen. Reviews last updated October 25, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican Airlines from Milwaukee to Harlingen 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.
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.4
Comfort
8.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.4
Comfort
8.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.4
Comfort
8.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.4
Comfort
8.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Milwaukee to Harlingen. 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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Complete your trip
Complete your trip to Harlingen by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Milwaukee to Harlingen by cabin class
Find flights from Milwaukee to Harlingen, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Harlingen
Explore flights to Harlingen departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Milwaukee and Harlingen flights
Browse other Milwaukee and Harlingen flight options. Last updated on October 25, 2026.
Other flights from Milwaukee
Browse through other flights departing from Milwaukee. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Milwaukee to Harlingen
Discover the top 3 airlines that operate flights from Milwaukee to Harlingen. 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 October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$216 | Average$332 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$240 | Average$338 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$478 | FlexibilityNo cancel fee | On-time63% |