$528 Cheap Flights from Sofia (SOF) to Hanoi (HAN)

View $528 flight on Thu, Apr 23, 2026Opens in a new window

Popular airlines from Sofia Airport (SOF) to Noi Bai Intl. Airport (HAN)

Cheap Flights from Sofia to Hanoi (SOF-HAN)

Prices were available within the past 7 days and start at $528 for one-way flights and $828 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Mon, Apr 27 - Wed, May 13
SOF
Sofia
HAN
Hanoi
$828 Roundtrip, found 2 days ago
$828
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Mon, Apr 27 from Sofia to Hanoi, returning Wed, May 13, priced at $828 found 2 days ago
Qatar Airways
Mon, Apr 27 - Wed, May 13
SOF
Sofia
HAN
Hanoi
$951 Roundtrip, found 2 days ago
$951
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Mon, Apr 27 from Sofia to Hanoi, returning Wed, May 13, priced at $951 found 2 days ago
Qatar Airways
Thu, Apr 23 - Thu, May 7
SOF
Sofia
HAN
Hanoi
$953 Roundtrip, found 2 days ago
$953
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Thu, Apr 23 from Sofia to Hanoi, returning Thu, May 7, priced at $953 found 2 days ago
Qatar Airways
Thu, Apr 23 - Sun, May 10
SOF
Sofia
HAN
Hanoi
$968 Roundtrip, found 3 days ago
$968
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Thu, Apr 23 from Sofia to Hanoi, returning Sun, May 10, priced at $968 found 3 days ago
Qatar Airways
Thu, Apr 23 - Sun, May 10
SOF
Sofia
HAN
Hanoi
$971 Roundtrip, found 3 days ago
$971
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Thu, Apr 23 from Sofia to Hanoi, returning Sun, May 10, priced at $971 found 3 days ago
Turkish Airlines
Sat, Nov 7 - Mon, Nov 16
SOF
Sofia
HAN
Hanoi
$988 Roundtrip, found 2 days ago
$988
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Sat, Nov 7 from Sofia to Hanoi, returning Mon, Nov 16, priced at $988 found 2 days ago
Austrian Airlines
Thu, Oct 15 - Fri, Oct 30
SOF
Sofia
HAN
Hanoi
$997 Roundtrip, found 2 days ago
$997
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Thu, Oct 15 from Sofia to Hanoi, returning Fri, Oct 30, priced at $997 found 2 days ago
Qatar Airways
Mon, Apr 27 - Wed, May 13
SOF
Sofia
HAN
Hanoi
$1,009 Roundtrip, found 2 days ago
$1,009
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Mon, Apr 27 from Sofia to Hanoi, returning Wed, May 13, priced at $1,009 found 2 days ago
Singapore Airlines
Sat, Nov 7 - Tue, Nov 17
SOF
Sofia
HAN
Hanoi
$1,025 Roundtrip, found 2 days ago
$1,025
Roundtrip
found 2 days ago
Select Singapore Airlines flight, departing Sat, Nov 7 from Sofia to Hanoi, returning Tue, Nov 17, priced at $1,025 found 2 days ago
LOT-Polish Airlines
Thu, Oct 15 - Fri, Oct 30
SOF
Sofia
HAN
Hanoi
$1,027 Roundtrip, found 2 days ago
$1,027
Roundtrip
found 2 days ago
Select LOT-Polish Airlines flight, departing Thu, Oct 15 from Sofia to Hanoi, returning Fri, Oct 30, priced at $1,027 found 2 days ago

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Alternative airports near Hanoi

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Noi Bai Intl. HAN. Cheapest and Closest option available. Average driving time to city center is 24 minutes. Flights from $1,335
HAN
Noi Bai Intl.
CheapestClosest
Average driving time to city center24 min
Flights from $1,335

Frequently asked questions

How much does a flight from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) cost?
You can find cheap one-way flights from $528 and cheap return flights from $828 Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) with Expedia. One-way flights generally range between $686 and $2577. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
The cheapest month to fly from SOF to HAN is April when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
Enter SOF to HAN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
Lufthansa, Bulgaria Air and Austrian Airlines are just some of the carriers that fly from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
To find a cheap flight from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
The earliest flight from Sofia (SOF) to Hanoi (HAN) typically departs at around 5:20 AM, operated by LOT-Polish Airlines or Korean Air. This is a seasonal service active in June, allowing you to start your journey early and make the most of your time in Vietnam. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
The busiest day for flights from (SOF) to Noi Bai Intl. (HAN) is a Thursday, with around 19 flights. This gives you plenty of options for your travel plans. Major airlines on this route include Bulgaria Air, Lufthansa, and Austrian Airlines.
What are the most popular departure times for flights from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
The most popular departure times for flights from Sofia (SOF) to Hanoi (HAN) are in the early morning, from 6am to 9am. About 38% of passengers prefer this time window. Many major carriers, including Bulgaria Air and Vietnam Airlines, offer flights during this window. This timing works well because it allows you to start your journey early and make the most of your time in Hanoi.
How long does it take to fly from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
Flying from SOF to HAN with a connection usually takes about 12 hours 50 minutes, traveling roughly 4,862 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
Business class is available on flights from SOF to HAN. Airlines that offer business class service on this route include:

  • Bulgaria Air
  • Turkish Airlines
  • Lufthansa
  • LOT Polish Airlines
  • Qatar Airways
  • Austrian Airlines
  • Helvetic Airways

How do I earn miles on a Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) flight with Expedia?
It's easy to earn miles on a Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Hanoi from SOF (SOF)?
From SOF (SOF), you can fly into Noi Bai Intl. (HAN) to reach Hanoi. Some flights may connect through major hubs like Vienna Intl. (VIE), Franz Josef Strauss Intl. (MUC), ZRH (ZRH) before reaching Hanoi. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) at the last minute?
Typically, booking a last minute flight from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) flight and hotel package?
Securing a Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) Hanoi Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.)?
If you booked your Sofia (SOF) to Hanoi (HAN-Noi Bai Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sofia
Destination airport
Noi Bai Intl.
Airlines serving
Cathay Pacific, Malaysia Airlines, Qatar Airways, Singapore Airlines, Turkish Airlines
Roundtrip price
$828
Distance
4861 mi

Book with confidence

Sofia to Hanoi Flights

The cheapest times to fly from Sofia to Hanoi

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sofia to Hanoi are during the month of April. You can find some of the cheapest flights from Sofia to Hanoi with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to Hanoi

Sunday is one of the best days to book for cheap flights from Sofia to Hanoi: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sofia to Hanoi

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sofia to Hanoi in 2026. You can also book with separate airlines for your outbound and return journeys, from $528 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sofia to Hanoi flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sofia to Hanoi airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sofia to Hanoi Flights

*Flight schedules are subject to change.

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*Available to One Key members.