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Cheap flights from the United Kingdom to Harlingen from £800

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Harlingen departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from the United Kingdom to Harlingen

Recent return flight deals from the United Kingdom to Harlingen

Enter your travel dates to find the best prices.
United Airlines Logo
06:00 - 21:59
BHX
-
HRL
21h 59m
2 stops
United Airlines Logo
09:20 - 08:10
HRL
-
BHX
40h 50m
2 stops
£852United Airlines
Thu, 19 Feb - Mon, 23 Feb
United Airlines Logo
13:25 - 11:24
BHX
-
HRL
51h 59m
2 stops
United Airlines Logo
09:20 - 08:10
HRL
-
BHX
40h 50m
2 stops
£911United Airlines
Thu, 19 Feb - Mon, 23 Feb

United Airlines flights from United Kingdom to Harlingen, Texas

Our best United Airlines deals on United Kingdom to Harlingen, Texas flight tickets
United Airlines
19 Feb
BHX06:00Birmingham
21h 59m
2 stops
HRL21:59Harlingen Valley Intl
23 Feb
HRL09:20Harlingen Valley Intl
40h 50m
2 stops
BHX08:10Birmingham
£852
United Airlines
19 Feb
BHX13:25Birmingham
51h 59m
2 stops
HRL11:24Harlingen Valley Intl
23 Feb
HRL09:20Harlingen Valley Intl
40h 50m
2 stops
BHX08:10Birmingham
£911

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Harlingen, Texas 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, momondo users made 279,928 searches. Data last updated 28 January 2026.
Use the filters below to find and compare flights from the United Kingdom to Harlingen, Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BirminghamHarlingen

BHX - HRL

BHXHRL

Birmingham

Thu 19/2

06:00-21:59

2 stops21h 59m

Harlingen Valley Intl

Mon 23/2

09:20-08:10

2 stops40h 50m

£852

BirminghamHarlingen

BHX - HRL

BHXHRL

Birmingham

Thu 19/2

13:25-11:24

2 stops51h 59m

Harlingen Valley Intl

Mon 23/2

09:20-08:10

2 stops40h 50m

£911

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Tue 10/2

11:10-11:26

2 stops30h 16m

£800

LondonHarlingen

LHR - HRL

LHRHRL

London Heathrow

Tue 10/2

10:00-21:59

1 stop17h 59m

£819

ManchesterHarlingen

MAN - HRL

MANHRL

Manchester

Mon 9/2

08:55-23:21

2 stops20h 26m

£863

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Harlingen from

How to get the cheapest flight ticket from United Kingdom to Harlingen, Texas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from United Kingdom to Harlingen Valley Intl?

Air Canada and United Airlines are the most popular carriers operating from United Kingdom to Harlingen Valley Intl

Cheap United Kingdom to Harlingen, Texas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Harlingen, Texas

Fastest flight time

15h 54m

Direct flights

None
The fastest flight from United Kingdom to Harlingen, Texas takes 15h 54m
There are no direct flights from United Kingdom to Harlingen, Texas. There are no popular flight routes from United Kingdom to Harlingen, Texas.
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  • When did momondo last update prices for flights from United Kingdom to Harlingen Valley Intl Airport?

    Prices for flights from United Kingdom to Harlingen Valley Intl Airport are updated daily.

  • How old do you have to be to fly from United Kingdom to Harlingen Valley Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Harlingen Valley Intl Airport.

  • What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

    The necessary travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Harlingen?

Finding the right flight to Harlingen from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Harlingen quick and easy, saving you time and money.

Can I find flights from United Kingdom to Harlingen with flexible booking policies on momondo?

momondo does allow users to show only those flights to Harlingen from United Kingdom which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from United Kingdom to Harlingen?

Once you have performed a search for United Kingdom to Harlingen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from United Kingdom to Harlingen right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Harlingen, momondo offers a useful price alert feature which will track prices for flights to Harlingen from United Kingdom and alert you when they change.

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