Search trips

Cheap flights from Houston to London

The cheapest round trip from Houston to London that travelers found recently is $832 with a carry-on: a $832 fare on ITA Airways, which usually includes a carry-on. It leaves Wed, Nov 25 and comes back Sun, Dec 6.

Live prices for Wed, Nov 25 to Sun, Dec 6

Get a price alert

We'll email you when a round trip from Houston to London, with a carry-on, drops to your price or less.

We'll send a link to confirm first. Every email has a link to stop it. Privacy

$832Cheapest round trip, carry-on included (est.)
$845Typical round trip found recently
NovemberCheapest month in the next few, from $832
0%Of these fares are nonstop

Cheapest trips travelers found recently

LeaveReturnAirlineAirportsStopsFareCarry-on (est.)TotalLive prices
Wed, Nov 25Sun, Dec 6ITA AirwaysIAH → STN3 stops$832Included$832Live price
Wed, Dec 2Mon, Dec 7FrontierIAH → LHR3 stops$735+$110$845Live price
Fri, Oct 16Sun, Oct 18Air CanadaIAH → LHR1 stop$1,163Included$1,163Live price

Round-trip prices per person, from real fares travelers found in the last few days. Carry-on fees are our estimate for each airline, both ways. Prices change fast: check the live price before you book.

Cheapest month to fly

MonthCheapest tripFromLive prices
October 2026Fri, Oct 16 to Sun, Oct 18, 2 nights$1,163Live price
November 2026Wed, Nov 25 to Sun, Dec 6, 11 nights$832Live price
December 2026Wed, Dec 2 to Mon, Dec 7, 5 nights$845Live price

Bag fees on this route

What the airlines flying Houston to London usually charge for one bag each way. Budget airlines often sell the cheapest fares and charge the most for bags, so compare the total, not the fare.

AirlineCarry-on, each wayChecked bag, each way
Air CanadaIncludedIncluded
Frontier$55$50
ITA AirwaysIncludedIncluded

Our estimates: fees depend on the fare type and when you pay. Check the airline's own price when you book.

How these prices work

These are real round-trip fares that travelers found on Aviasales recently, not a live search, so they can change or sell out. Dipt adds an estimate of each airline's carry-on fee, so a cheap fare with expensive bags doesn't look cheaper than it is. "Live price" opens Dipt's live flight search for those dates, where you book with the airline or travel site you pick. Dipt may earn a commission when you book, at no extra cost to you (how Dipt makes money).

Not sure where to go? Tell Dipt your budget and vibe and it finds the trip.

More cheap flights from Houston

Cheap flights to London from other cities