Let’s be realistic: €20 flights aren’t a daily thing anymore… but they’re still out there if you search the right way.
The trick is not typing in one exact date and hoping for magic. Ryanair Fare Finder is still one of the fastest ways to find cheap flights in Europe, especially if your dates and destination are flexible.
In this guide, we will show you exactly how to use it to spot sub-€20 fares, avoid the add-ons that kill the deal, and double-check prices before booking.
The trick is using Ryanair’s Fare Finder (and a couple of backup moves) so you can browse cheap routes fast, spot patterns, and then lock something in before it disappears.
Important: When people say “under €20”, they usually mean the base fare. Your total can jump fast if you add bags, seats, priority, insurance, etc. The goal is: find the cheap fare, then keep it cheap.
What “€20” actually means (base fare, one-way, promos)
When it’s realistic (midweek, off-season, flexible dates)
What breaks it (bags, seat selection, priority bundles)
Last updated: February 2026
Quick note (so you don’t waste time): Fare Finder is most reliable on the Ryanair website in a browser. If you can’t see it clearly in the app, don’t fight it — open Ryanair in Safari/Chrome and use the website.
Go to Ryanair on a desktop or mobile browser.
Spain (ES): https://www.ryanair.com/es/es/fare-finder
(Those links drop you straight into Fare Finder — no menu-hunting.)
On mobile:
Tap the ☰ menu (top left)
Tap Plan
Select Fare Finder
Start with your nearest airport, then consider a second option within 60–90 minutes.
A different departure airport can be the difference between €18 and €68.
Use the price/budget filter and cap it at €20.
This is the whole trick: you’re searching by price first, not destination.
Once your budget is set, the map/results will show destinations that can hit that price.
Click a destination and check:
which dates are showing the cheapest fares
whether the price is one-way or return
what times/routes are actually practical
This is where most “€20 flights” stop being €20.
Before you pay, double-check:
what baggage is included (personal item vs cabin bag)
whether “priority” or bundles have been added
whether seat selection is optional (it usually is)
Reality check: “Under €20” is typically the base fare. Extras can push the total up fast — so keep the checkout clean if you’re deal-hunting.
Finding a flight for under €20 might sound too good to be true, but with Ryanair’s handy Explore feature, it’s entirely possible. Whether you are planning a quick weekend escape or a longer adventure, these budget-friendly options make travel accessible to everyone. Once you have found the fare, check where to stay before accommodation prices rise.
Finding the cheap flight is only step one. If you have spotted a fare you like, the next move is to lock in the rest of the trip before hotel prices jump.
Cheap flights often work best for quick city breaks, long weekends, or short remote work escapes, especially if you are flexible on where you stay and travel light.
If you have found a fare under €20, this is the moment to turn it into a proper trip and keep the whole break affordable.
Finding a flight for under €20 is the easy win. The mistake most people make is losing those savings on baggage fees, roaming charges, or expensive last-minute insurance.
If you want to keep the full trip budget low, sort these three things before you fly:
1. Travel with the right bag
Low-cost airlines make their money on extras, and cabin baggage is one of the fastest ways a cheap flight stops being cheap. A compact cabin bag that fits airline limits properly makes a big difference, especially if you are booking short trips and city breaks. Check Your 15% Cabin Zero Discount
2. Set up your eSIM before you leave
Airport SIM cards and roaming charges are an easy way to waste money. An eSIM is usually the simplest option if you want data as soon as you land, without hunting for a local shop or dealing with high roaming rates. Get Your eSim
3. Don’t skip travel insurance
Even for a cheap weekend trip, delays, cancellations, lost bags, or medical issues can cost far more than the flight itself. A basic travel insurance policy is usually a small cost compared with what can go wrong. Your Travel Insurance
A cheap flight is only a real bargain if the rest of the trip stays affordable too.
It is also worth checking your accommodation as soon as you book the flight. Budget fares disappear fast, but so do the best-value hotels and apartments in popular city-break destinations. Browse accommodation deals here.
Use Ryanair Fare Finder when you want the fastest way to spot sub-€20 Ryanair routes.
Use Google Flights when you want broader date flexibility and route exploration.
Use Skyscanner to double-check low-cost carriers and compare other providers.
Yes, but it’s not constant. Sub-€20 fares show up on specific routes and dates, most often midweek, off-season, or during promos. Your best odds come from searching by price first using Fare Finder rather than guessing destinations.
Almost always one-way (base fare). Return trips can still be cheap, but when people say “under €20” they usually mean a one-way promo fare before any add-ons.
Because the base fare is only the starting point. The total jumps when baggage, seat selection, priority bundles, or other add-ons get added (sometimes pre-selected). If your goal is “under €20”, keep the checkout clean and double-check what’s included before paying.
In general, midweek flights tend to be cheaper than weekends (think Tuesday–Thursday). The bigger factor is still flexibility: searching a range of dates beats searching one fixed day.
Early morning and late-night flights often price lower because demand is lower. They’re not always practical, but they can be where the “too good to be true” fares sit.
Website in a browser is usually more reliable for Fare Finder. If it’s clunky in-app, open Ryanair in Chrome/Safari and use Fare Finder there.
Avoid anything that inflates the total fast: adding a cabin bag when you only need a personal item, accepting priority/bundle upgrades by default, paying for seat selection when you don’t care, and clicking through without checking what’s been added.
Usually no. If you’re travelling light and you don’t mind where you sit, skip seat selection to keep the fare low.
There isn’t one perfect window, but generally: the more flexible you are, the less “timing” matters. Use Fare Finder to spot cheap dates first, then book quickly if you see a price you’d happily take.
Search by price (cap at €20), stay flexible on destination and dates, use a plan B departure airport if you can, and travel with minimal luggage. The fare is found in search,it’s kept in checkout.
Usually, yes. If you have found a great fare for a short break, it makes sense to check accommodation straight away so the overall trip still works on budget. Start by comparing hotel and apartment prices here.
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