Cheap Flights from Lisbon to Siem Reap
No deal from Lisbon to Siem Reap has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Lisbon to Siem Reap, the lowest round-trip fare we recorded was $1120, in August. The typical fare was $1223. August was the cheapest month we saw and July the dearest.
The most recent price we saw on this route was $1175 on Emirates and Bangkok Airways, seen Oct 27. It is an unverified observation and may have changed.
See every deal <a href="/from/lisbon">from Lisbon</a>, <a href="/to/siem-reap">to Siem Reap</a>, or the return direction <a href="/from/siem-reap/to/lisbon">Siem Reap to Lisbon</a>.
Latest price we saw: Lisbon to Siem Reap
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Lisbon (LIS) to Siem Reap (SAI) | $1175 | 8.6¢ | Nov 21 – Nov 28 | Emirates and Bangkok Airways | Oct 27 | Check price |
Price history: Lisbon to Siem Reap
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $1154 | $1233 | 20 |
| Sep 2026 | $1154 | $1274 | 4 |
| Aug 2026 | $1120 | $1170 | 12 |
| Jul 2026 | $1214 | $1214 | 2 |
Frequently asked questions
How many flight deals from Lisbon to Siem Reap are on Sparkflights right now?
There are 0 verified deals from Lisbon to Siem Reap on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Lisbon to Siem Reap?
The lowest fare we've recorded from Lisbon to Siem Reap is $1120, based on 38 price observations over 4 months.
How much does a flight from Lisbon to Siem Reap cost?
The typical round-trip fare we observed from Lisbon to Siem Reap is $1223, against a recorded low of $1120. These are observations, not quotes.
When is the cheapest month to fly Lisbon to Siem Reap?
August was the cheapest month we observed from Lisbon to Siem Reap and July the dearest, over 4 months of data.
What is the current price from Lisbon to Siem Reap?
The most recent fare our sweep saw from Lisbon to Siem Reap is $1175, on Oct 27. It is an unverified observation rather than a verified deal, so check it before booking.