Cheap flights from Portland to Vientiane from $1,578
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Vientiane departing on 7/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Portland to Vientiane
Cheap round-trip flights
See travel insights to Vientiane from
How to get the cheapest flight ticket from Portland to Vientiane
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Vientiane?
Our data shows that Sunday is the least expensive day to fly to Vientiane. Tickets to fly out on this day can be as low as $998. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Vientiane for around $1,706.
What is the cheapest time of day to depart on your flight to Vientiane?
Our most recent data shows that the best time of day to fly to Vientiane is in the morning. Flights from Portland to Vientiane during this time can be as low as $1,241. In contrast, the most expensive time of day to depart to Vientiane is in the morning when prices are around $1,241.
When to book flights from Portland to Vientiane
Cheap Portland to Vientiane (PDX to VTE) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Vientiane
How far is Portland to Vientiane Wattay by plane?
There are 7209.1 mi between Portland and Vientiane Wattay. In terms of flight time, this usually takes a little over 34h 30m.
When did momondo last update prices for flights from Portland Airport to Vientiane Wattay Airport?
Prices for flights from Portland Airport to Vientiane Wattay Airport are updated daily.
How many operators does momondo search for flights from Portland Airport to Vientiane Wattay Airport?
As of April 2025, there is 1 operator available to choose from for flights from Portland Airport to Vientiane Wattay Airport.
How old do you have to be to fly from Portland Airport to Vientiane Wattay Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Vientiane Wattay Airport.
What documentation or ID do you need to fly to Vientiane Wattay Airport?
The travel and health documents required for your trip to Vientiane Wattay Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vientiane Wattay Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Portland to Vientiane?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland to Vientiane is China Eastern (100% of total bookings).
Best airlines flying from Portland to Vientiane
Compare and see reviews for airlines that fly from Portland to Vientiane with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $879 | Free Cancellation | Rating 7.1 148 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portland to Vientiane?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Vientiane for you.
Can I find flights from Portland to Vientiane with flexible booking policies on momondo?
momondo does allow users to show only those flights to Vientiane from Portland which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Portland to Vientiane?
momondo provides multiple filters to help you find the best flight to Vientiane from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Portland to Vientiane right now. Can momondo alert me if prices change?
Price alerts on flights to Vientiane from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.