Cheap flight alerts for flexible travellers
If your trip is defined by budget rather than by date, work backwards: decide what you want to spend, tell us the routes you would take at that price, and wait for the email. This page is about deal hunting — trips you take because the fare turned up, not because the calendar said so.
Deal hunting vs. route watching
Watching one route with fixed dates is a precision job: you want the best price for a trip you have already decided on. Deal hunting is the opposite. You keep several options open — three cities you would happily visit, two months you could take off — and let the cheapest one decide for you. Both use the same alerts; the difference is how widely you cast the net.
In practice this means more alerts, each with an ambitious target. You are not trying to shave 5% off a fare; you are waiting for the outliers that appear when an airline dumps inventory, adds capacity, or responds to a competitor on a route.
A setup that finds real deals
- Pick three to five destinations. Variety matters more than precision — different regions have different low seasons, so something is almost always soft.
- Include every airport you can reach. A second home airport within a train ride is one of the highest-value additions you can make.
- Aim low on purpose. Set targets well below current fares. Fewer emails, but each one is worth opening.
- Favour shoulder season. The weeks either side of peak demand are where genuinely cheap long-haul fares tend to live.
- Be ready to book. Know your passport details and budget in advance so a good fare does not expire while you think about it.
Check the deal, not just the number
Before booking a low fare, price the whole trip: checked baggage if you need it, seat selection if you care, the cost and time of getting to a distant airport, and whether an overnight arrival means an extra hotel night. Also check whether a connection is on one ticket — a self-transfer that misses is your problem, not the airline’s.
Our carry-on-only guide and layover guide cover both of those trade-offs in detail. You can also browse the fares our providers are showing right now.
Frequently asked questions
What counts as a cheap flight alert?
An alert you set below the route's usual fare, so it only fires when the price is genuinely low rather than merely current.
Do I need fixed dates to hunt deals?
No, and flexibility helps. Create alerts for several date windows or several destinations you would be happy with, and take whichever fires first.
Are cheap fares always worth taking?
Not automatically. Check bags, seat fees, layover length, and arrival time. A very low fare with a nine-hour layover and paid luggage can cost more overall than a mid-priced nonstop.
How do I avoid missing a deal?
Cheap fares can disappear within hours. Keep your alerts specific so the emails matter, and be ready to book the same day one arrives.
Set your first cheap flight alert
Search a route you would fly at the right price, then save it with an ambitious target.