Cheap Flights from Portland to Nha Trang
No deal from Portland to Nha Trang has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Portland to Nha Trang, the lowest round-trip fare we recorded was $1027, in August. The typical fare was $1092. August was the cheapest month we saw and October the dearest.
The most recent price we saw on this route was $1162 on Alaska, Delta, and Korean Air, seen Oct 16. It is an unverified observation and may have changed.
See every deal <a href="/from/portland">from Portland</a>, <a href="/to/nha-trang">to Nha Trang</a>, or the return direction <a href="/from/nha-trang/to/portland">Nha Trang to Portland</a>.
Latest price we saw: Portland to Nha Trang
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 |
|---|---|---|---|---|---|---|
| Portland (PDX) to Nha Trang (CXR) | $1162 | 7.9¢ | Oct 23 – Nov 1 | Alaska, Delta, and Korean Air | Oct 16 | Check price |
Price history: Portland to Nha Trang
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $1087 | $1144 | 6 |
| Sep 2026 | $1031 | $1089 | 18 |
| Aug 2026 | $1027 | $1107 | 25 |
| Jul 2026 | $1029 | $1029 | 1 |
Frequently asked questions
How many flight deals from Portland to Nha Trang are on Sparkflights right now?
There are 0 verified deals from Portland to Nha Trang on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Portland to Nha Trang?
The lowest fare we've recorded from Portland to Nha Trang is $1027, based on 50 price observations over 4 months.
How much does a flight from Portland to Nha Trang cost?
The typical round-trip fare we observed from Portland to Nha Trang is $1092, against a recorded low of $1027. These are observations, not quotes.
When is the cheapest month to fly Portland to Nha Trang?
August was the cheapest month we observed from Portland to Nha Trang and October the dearest, over 4 months of data.
What is the current price from Portland to Nha Trang?
The most recent fare our sweep saw from Portland to Nha Trang is $1162, on Oct 16. It is an unverified observation rather than a verified deal, so check it before booking.