Title: CA $701 Cheap United fights from Duluth to Harlingen - Expedia.ca

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# CA $701 Cheap United fights from Duluth (DLH) to Harlingen (HRL)

[View CA $701 flight on Mon, Mar 16, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:DLH,to:HRL,departure:16/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:701.00&airProductToken=AQqYAQoxCNWCARIENTc1NBjjOiCuHCj05IcDMOHlhwM4SEAAWAFqBTJfZWNvcghIQUE3QURFTgowCNWCARIDNzE0GK4cIIg4KIznhwMww-iHAzhIQABYAWoFMl9lY29yCEhBQTdBREVOCjEI1YIBEgQ0OTE5GIg4IKdcKJrphwMw8OmHAzhIQABYAWoFMl9lY29yCEhBQTdBREVOEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) 

- [Roundtrip](?flightType=roundtrip)
- [One-way](?flightType=oneway)
- [Multi-city](?flightType=multicity)

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## United flights from Duluth to Harlingen (DLH→HRL)

Prices were available within the past 7 days and start at CA $701 for one-way flights and CA $796 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif)

Tue, Mar 17 - Fri, Mar 20

DLH

Duluth

HRL

Harlingen

CA $796

Roundtrip

found 3 days ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DLH,to:HRL,departure:17/03/2026TANYT&leg2=from:HRL,to:DLH,departure:20/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:795.70&airProductToken=AQpmCiAI1YIBEgQ1NzU0GOM6IK4cKJTwhwMwgfGHAzhTQABYAQogCNWCARIEMTIxNRiuHCCIOCi-8YcDMPryhwM4U0ABWAEKIAjVggESBDQzNjIYiDggp1wowvOHAzCY9IcDOFNAAVgBCmYKIAjVggESBDQ5ODAYp1wgiDgoppKIAzD4kogDOEtAAFgBCiAI1YIBEgQxMDQ0GIg4IK4cKJiaiAMwvpuIAzhLQAFYAQogCNWCARIENTgxORiuHCDjOij-m4gDMO-ciAM4S0ABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE)

![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif)

Mon, Mar 16 - Fri, Mar 20

DLH

Duluth

HRL

Harlingen

CA $845

Roundtrip

found 3 days ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DLH,to:HRL,departure:16/03/2026TANYT&leg2=from:HRL,to:DLH,departure:20/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:844.10&airProductToken=AQpmCiAI1YIBEgQ1NzU0GOM6IK4cKPTkhwMw4eWHAzhUQABYAQogCNWCARIEMTQ2NBiuHCCIOCjA7YcDMPXuhwM4S0ABWAEKIAjVggESBDQzMzgYiDggp1wote-HAzCQ8IcDOEtAAVgBCmYKIAjVggESBDQ5ODAYp1wgiDgoppKIAzD4kogDOEtAAFgBCiAI1YIBEgQxMDQ0GIg4IK4cKJiaiAMwvpuIAzhLQAFYAQogCNWCARIENTgxORiuHCDjOij-m4gDMO-ciAM4S0ABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE)

![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif)

Mon, Mar 16 - Thu, Mar 19

DLH

Duluth

HRL

Harlingen

CA $919

Roundtrip

found 3 days ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DLH,to:HRL,departure:16/03/2026TANYT&leg2=from:HRL,to:DLH,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:918.58&airProductToken=AQqYAQoxCNWCARIENTc1NBjjOiCuHCj05IcDMOHlhwM4SEAAWAFqBTJfZWNvcghIQUE3QURFTgowCNWCARIDNzE0GK4cIIg4KIznhwMww-iHAzhIQABYAWoFMl9lY29yCEhBQTdBREVOCjEI1YIBEgQ0OTE5GIg4IKdcKJrphwMw8OmHAzhIQABYAWoFMl9lY29yCEhBQTdBREVOEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw)

![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif)

Mon, Mar 16 - Thu, Mar 19

DLH

Duluth

HRL

Harlingen

CA $948

Roundtrip

found 3 days ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DLH,to:HRL,departure:16/03/2026TANYT&leg2=from:HRL,to:DLH,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:947.58&airProductToken=AQqZAQoxCNWCARIENTc1NBjjOiCuHCj05IcDMOHlhwM4SEAAWAFqBTJfZWNvcghIQUE3QURFTgoxCNWCARIEMTIxNRiuHCCIOCie5ocDMNrnhwM4SEAAWAFqBTJfZWNvcghIQUE3QURFTgoxCNWCARIENDkxORiIOCCnXCia6YcDMPDphwM4SEAAWAFqBTJfZWNvcghIQUE3QURFThIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs)

![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif)

Mon, Mar 16 - Thu, Mar 19

DLH

Duluth

HRL

Harlingen

CA $1,015

Roundtrip

found 3 days ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DLH,to:HRL,departure:16/03/2026TANYT&leg2=from:HRL,to:DLH,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1014.28&airProductToken=AQqkAQo1CNWCARIENTc1NBjjOiCuHCj05IcDMOHlhwM4SEAAWAFqCTdfZWNvdW5yc3IISEFBN0FERU0KNAjVggESAzcxNBiuHCCIOCiM54cDMMPohwM4SEAAWAFqCTdfZWNvdW5yc3IISEFBN0FERU0KNQjVggESBDQ5MTkYiDggp1womumHAzDw6YcDOEhAAFgBagk3X2Vjb3VucnNyCEhBQTdBREVNEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw)

![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif)

Mon, Mar 16 - Thu, Mar 19

DLH

Duluth

HRL

Harlingen

CA $1,045

Roundtrip

found 3 days ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:DLH,to:HRL,departure:16/03/2026TANYT&leg2=from:HRL,to:DLH,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1044.38&airProductToken=AQqlAQo1CNWCARIENTc1NBjjOiCuHCj05IcDMOHlhwM4SEAAWAFqCTdfZWNvdW5yc3IISEFBN0FERU0KNQjVggESBDEyMTUYrhwgiDgonuaHAzDa54cDOEhAAFgBagk3X2Vjb3VucnNyCEhBQTdBREVNCjUI1YIBEgQ0OTE5GIg4IKdcKJrphwMw8OmHAzhIQABYAWoJN19lY291bnJzcghIQUE3QURFTRIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs)

## Frequently asked questions

### How much is a United Airlines flight from Duluth Intl. Airport (DLH) to Valley Intl. Airport (HRL)?

### What is the cheapest month to fly from DLH to HRL with United Airlines?

### Does United Airlines fly nonstop from Duluth Intl. Airport (DLH) to Valley Intl. Airport (HRL)?

### What airports does United Airlines fly into in Harlingen?

### Can I change or cancel my United Airlines flight from Duluth Intl. Airport (DLH) to Valley Intl. Airport (HRL)?

## Travel information

| Origin airport      | Duluth Intl. |
| ------------------- | ------------ |
| Destination airport | Valley Intl. |
| Distance            | 2328 km      |

\*Available to Expedia members.