Helsinki to Prague HEL → PRG
Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG)
The cheapest return found recently is $257 with KLM, 16 Dec – 19 Dec, found yesterday. The cheapest one-way found recently is $71 with Norwegian Air Sweden, 7 Feb 2027, found yesterday.
Return
The cheapest return fare on each of 12 departure dates is usually $186 to $262.
Cheapest return found recently
$257
16 Dec – 19 Dec · KLM
Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG)
Leaves 6:40 a.m. · Return leaves 8:50 p.m. · 26 h 30 min of travel, both ways together
out 1 stop, back 1 stop
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$257 16 Dec – 19 Decfound yesterdaySee prices for these dates
$167 18 Jan 2027 – 21 Jan 2027found 3 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $136 to $184.
At $257, the cheapest return found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 12 departure dates from 22 Oct to 18 Feb 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 3-night return fares leaving within 3 days of 16 Dec to compare.
Every date we hold
13 fares on 12 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Oct – 31 Oct | $277 | SAS Scandinavian | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 3 Nov – 8 Nov | $181 | Lufthansa | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 6 Dec – 12 Dec | $210 | Lufthansa | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 16 Dec – 19 Dec | $257 | KLM | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 22 Dec – 30 Dec | $280 | airBaltic | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 23 Dec – 31 Dec | $241 | airBaltic | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 29 Dec – 5 Jan 2027 | $215 | airBaltic | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 30 Dec – 2 Jan 2027 | $324 | Lufthansa City Airlines | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 11 Jan 2027 – 18 Jan 2027 | $187 | airBaltic | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 17 Jan 2027 – 26 Jan 2027 | $200 | Lufthansa | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 18 Jan 2027 – 21 Jan 2027 | $167 | airBaltic | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 18 Feb 2027 – 21 Feb 2027 | $167 | airBaltic | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
Which month looks cheapest?
January 2027 is the cheapest month — from $167.
Airlines on the cheapest dates: airBaltic, Lufthansa, SAS Scandinavian, KLM, Lufthansa City Airlines.
One-way
The cheapest one-way fare on each of 5 departure dates is usually $73 to $93.
Cheapest one-way found recently
$71
7 Feb 2027 · Norwegian Air Sweden
Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG)
Leaves 9:05 p.m. · 14 h 40 min trip
1 stop
found yesterday
Cheapest nonstop one-way
$97
9 Feb 2027 · Finnair
Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG)
Leaves 5:35 p.m. · 2 h 15 min trip
nonstop
found yesterday
Found recently, and the cheapest we hold
$71 7 Feb 2027found yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $62 to $103.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 5 departure dates from 7 Feb 2027 to 14 Feb 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold one-way fares on 2 other departure dates within 3 days of 7 Feb 2027, and none is cheaper.
Every date we hold
5 fares on 5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 7 Feb 2027 | $71 | Norwegian Air Sweden | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | 1 stop | found yesterday | Open this trip |
| 8 Feb 2027 | $93 | airBaltic | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | 1 stop | found yesterday | Open this trip |
| 9 Feb 2027 | $97 | Finnair | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | nonstop | found yesterday | Open this trip |
| 12 Feb 2027 | $92 | Norwegian Air Sweden | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | 1 stop | found yesterday | Open this trip |
| 14 Feb 2027 | $73 | Norwegian Air Sweden | Helsinki-Vantaa Airport (HEL) → Vaclav Havel Airport Prague (PRG) | 1 stop | found yesterday | Open this trip |
Airlines on the cheapest dates: Norwegian Air Sweden, airBaltic, Finnair.
Premium cabin fares from Helsinki to Prague
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 16 Dec – 19 Dec in another cabin: Premium economy · Business · First
Today's prices for 7 Feb 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Helsinki to Prague?
Return
Fares 30 to 59 days before departure were typically 40% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $269 | $193 | +67% | 21 |
| 7–13 days | $191 | $184 | +19% | 17 |
| 14–29 days | $178 | $165 | +11% | 25 |
| 30–59 days | $161 | $136 | Cheapest seen | 25 |
| 60–89 days | $258 | $179 | +60% | 18 |
| 90–179 days | $195 | $167 | +21% | 21 |
| 180+ days | $200 | $161 | +24% | 12 |
One-way
Not enough history yet: in 25 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Tallinn → Prague
82 km from Helsinki
$217
$40 less than flying from Helsinki
3 Jan 2027 – 14 Jan 2027 · TLL → PRG · out 1 stop, back 1 stop
found yesterday
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Tallinn → Prague
82 km from Helsinki
$98
$27 more than flying from Helsinki
6 Jul 2027 · TLL → PRG · 1 stop
found today
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 16 Dec – 19 Dec. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work