$1,655+ Cheap flights from Santa Rosa (STS) to Hanoi (HAN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
STS — HAN
Apr 22 — Apr 291
1 adult, Economy
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Find cheap flights from Santa Rosa to Hanoi with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Santa Rosa to Hanoi
Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Hanoi (HAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Popular in | December |
Cheapest in | March |
Average price | $839 |
Find flight deals from Santa Rosa to Hanoi
One-way flights from Santa Rosa to HanoiSearch for one-way flight options from Santa Rosa to Hanoi. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.
Search for one-way flight options from Santa Rosa to Hanoi. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.
This Qatar Airways deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2112:24 pmSTS - HAN
2 stops35h 31mQatar Airways
Deal found 4/17![Qatar Airways logo]()
$1,655
This KAYAK deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/217:00 amSTS - HAN
3 stops44h 35mSingapore Airlines
Deal found 4/17![Singapore Airlines logo]()
$1,753
This KAYAK deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/227:00 amSTS - HAN
2 stops24h 50mJapan Airlines
Deal found 4/17![Japan Airlines logo]()
$1,761
Cheapflights Fare Finder
Customize your flight search to find flights from Santa Rosa to Hanoi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Santa Rosa to Hanoi that are best for you.
Fly from
Santa Rosa
Fly to
Hanoi
Route
Depart
Return
Price
Santa RosaHanoi
STS - HAN
STSHAN
Santa Rosa Sonoma County
Wed 5/21
12:24 pm-1:55 pm
2 stops35h 31m
$1,655
Santa RosaHanoi
STS - HAN
STSHAN
Santa Rosa Sonoma County
Wed 5/21
7:00 am-5:35 pm
3 stops44h 35m
$1,753
Santa RosaHanoi
STS - HAN
STSHAN
Santa Rosa Sonoma County
Thu 5/22
7:00 am-9:50 pm
2 stops24h 50m
$1,761
Compare providers for flights from Santa Rosa to Hanoi
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Rosa to Hanoi in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Santa Rosa-Hanoi flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Rosa-Hanoi flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Rosa-Hanoi flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Santa Rosa-Hanoi flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Rosa-Hanoi flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Santa Rosa to Hanoi
Have a flexible travel schedule? Discover the best time to fly to Hanoi from Santa Rosa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Santa Rosa to Hanoi
What is the cheapest month to book a flight from Santa Rosa to Hanoi?
Currently, September is the cheapest month in which you can book a flight from Santa Rosa to Hanoi (average of $975). Flying from Santa Rosa to Hanoi in December is currently the most expensive (average of $1,618). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Rainfall in Hanoi by month
Plan your trip to Hanoi by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Hanoi ranges from 0.6 - 11.7 inches per month. August is typically the wettest month, when rainfall can reach 11.7 in. December is typically the driest time to visit Hanoi when rainfall is around 0.6 in.
Temperature in Hanoi by month
Plan your trip to Hanoi by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 62.6 F).
Reviews of airlines servicing Hanoi
Get insights into the airlines that provide service to Hanoi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hanoi. Reviews last updated April 17, 2025.
Entertainment
7.8
Boarding
8.4
Comfort
8.2
Food
7.7
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentL,Nov 2024
SNA - SEA
Entertainment
7.8
Boarding
8.4
Comfort
8.2
Food
7.7
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentL,Nov 2024
SNA - SEA
Entertainment
7.8
Boarding
8.4
Comfort
8.2
Food
7.7
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentL,Nov 2024
SNA - SEA
Entertainment
7.8
Boarding
8.4
Comfort
8.2
Food
7.7
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentL,Nov 2024
SNA - SEA