$148 Cheap Flights from Ulaanbaatar to Busan
One-way
Departing from
Ulaanbaatar
Going to
Busan, South Korea
Busan (PUS)
South Korea • May, 2026
66% AI deal score
$225 $148
Busan (PUS)
South Korea • February, 2026
64% AI deal score
$543 $255
Busan (PUS)
South Korea • February, 2026
64% AI deal score
$543 $255
Top Cheap Flight Deals from Ulaanbaatar to Busan
Recent round-trip flight deals to Busan
Fri, May 8 - Sat, May 23
Cheapest
Ulaanbaatar (UBN) - Busan (PUS)
Coyne Aviation airlines • Direct
Busan (PUS) - Ulaanbaatar (UBN)
Coyne Aviation airlines • Direct
$225
$287
+$62
28%
Thu, May 21 - Sat, May 23
Ulaanbaatar (UBN) - Busan (PUS)
Jeju Air airlines • Direct
Busan (PUS) - Ulaanbaatar (UBN)
Jeju Air airlines • Direct
$225
$286
+$61
27%
Thu, Apr 23 - Sat, May 16
Ulaanbaatar (UBN) - Busan (PUS)
Korean Air airlines • 1 stop • Seoul (ICN)
Busan (PUS) - Ulaanbaatar (UBN)
Jeju Air airlines • Direct
$225
$365
+$140
62%
Wed, Apr 29 - Sat, May 16
Ulaanbaatar (UBN) - Busan (PUS)
Korean Air airlines • 1 stop • Seoul (ICN)
Busan (PUS) - Ulaanbaatar (UBN)
Jeju Air airlines • Direct
$225
$365
+$140
62%
Mon, Feb 2 - Fri, Feb 6
Ulaanbaatar (UBN) - Busan (PUS)
Korean Air airlines • 1 stop • Seoul (ICN)
Busan (PUS) - Ulaanbaatar (UBN)
Korean Air airlines • 1 stop • Seoul (ICN)
$543
$574
+$31
6%
Tue, Jul 28 - Sat, Aug 1
Ulaanbaatar (UBN) - Busan (PUS)
Korean Air airlines • 1 stop • Seoul (ICN)
Busan (PUS) - Ulaanbaatar (UBN)
Korean Air airlines • 1 stop • Seoul (ICN)
$640
The cheapest time to fly to Busan
Ready to jet to Busan on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from Ulaanbaatar to Busan
Need to get to Busan ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
We found last-minute flight deals to Busan, South Korea for as low as $255, departing in the next two weeks.
⌛ Last-Minute
Ulaanbaatar - PUS
A great last-minute steal for a cross-country flight.
Found 4 days ago
$255
one-way
Facts About Flights from Ulaanbaatar to Busan
To help you plan your journey, here are some quick Busan flight facts and tips.
Busan city airports
Busan is primarily served by Gimhae International Airport (PUS), located in Gangseo-gu. While officially named an international airport, Gimhae also handles domestic flights, connecting Busan to other major cities in South Korea. The airport has two runways and two passenger terminals: one for domestic flights and another for international flights. You'll find various amenities, including restaurants, shops, and transportation options like the Busan–Gimhae Light Rail Transit that connects directly to the city center, making it relatively easy to access Busan upon arrival. While other airports exist in the broader region, Gimhae International Airport is the main gateway for air travel to and from Busan.
Pro tip: search “Busan (Any)” to see fares to all Busan airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Busan
Cheapest airport
Gimhae International Airport (PUS)
Gimhae International Airport (PUS) is your best bet for budget-friendly flights to Busan! Situated in Gangseo-gu, it features both international and domestic terminals, connecting you to various destinations with ease and acting as a major gateway to the vibrant city of Busan.
Nonstop vs. 1-stop
20+ cities
Gimhae International Airport in Busan is a secondary hub that connects to over 20 cities, with popular routes including those to major cities in Japan, Southeast Asia, and other parts of South Korea.
Number of airlines
30+ airlines
Buckle up, Busan is served by over 30 airlines! You can choose from popular full-service carriers or budget-friendly low-cost options for your trip.
PUS Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
PUS airport insights
Best days to catch a deal
Fri, Mon
Based on the provided data, Wednesday and Saturday are the days when the cheapest deals to Gimhae International Airport were most frequently found. Consider searching for flights on these days to increase your chances of finding a lower price.
Avg. deal survival time
7.0 hours
Deals from Gimhae International Airport typically survive for 7.0 hours. It is important to book quickly because these deals are typically short-lived.
Rare deal frequency
15 deals
We've identified 15 rare flight deals for Gimhae International Airport in the last 30 days. These deals earned an AI Deal Score of 90 or higher, typically indicating mistake fares, special promotions, or ultra-discounts.
Average price drop
-67%
The average price drop from Gimhae International Airport is a significant 66.8%, which means travelers can find substantial savings on flights from this location. This makes Gimhae International Airport a potentially attractive option for budget-conscious travelers looking for deals.
Next 4 weeks: deal forecast
Gimhae International Airport Flight Forecast for February 2026
The forecast for flights to Gimhae International Airport next month shows stable pricing, with no major price drops or increases expected. Travelers can anticipate average fares similar to those observed in the recent weeks.
Top 5 biggest price drops (last 3 months)
Found on January 27
Phú Quốc - PUS
$575 → $76
87%
Found on January 25
Dumaguete - PUS
$650 → $103
84%
Found on January 26
Davao - PUS
$600 → $96
84%
Found on January 25
Adelaide - PUS
$1,800 → $285
84%
Found on January 25
Matsuyama - PUS
$803 → $133
83%
Check these nearby airports too
Looking for more options? These airports near PUS sometimes drop rare deals too:
Sacheon (HIN)
~8 rare deals/month
Gunsan (KUV)
~7 rare deals/month
Ulsan (USN)
~14 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially HIN and KUV for long-haul deal surprises.
When Is the Best Time to Fly from Ulaanbaatar to Busan
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Busan:
Cheapest month
November
Cheapest month
November is your golden ticket to Busan! The weather is mild, perfect for exploring the city's beaches and mountains. Plus, you'll dodge the peak tourist crowds, making for a more relaxed and authentic experience. Prepare for pleasant temperatures and vibrant autumn foliage!
Best day to book
Tuesday
Best day to book
Tuesday is your secret weapon for nabbing cheaper flights to Busan. Airlines often release deals early in the week to fill seats. So, set those reminders and pounce on Tuesday flight sales for the best chance to save. Happy booking!
Cheapest days to fly
Wednesday
Cheapest days to fly
Fly to Busan on a Wednesday to save some cash! Mid-week flights tend to be less popular with business travelers, so airlines drop prices to entice leisure travelers like you. Enjoy the savings and explore the vibrant city of Busan.
Advance booking sweet spot
2 months
Advance booking sweet spot
Snag the sweetest Busan flight deals by booking around 2 months in advance. Airlines adjust prices based on demand, so booking in this sweet spot usually gets you the best balance of availability and affordability. This way, you will have secured your trip, and you can start planning your adventures with confidence!
Busan Airports & Ground Transportation
One big question for travelers is which Busan airport to fly into. Here’s a quick guide to Busan’s airports and how to get to the city from each:
Gimhae International Airport (PUS)
Gimhae International Airport (PUS) is your gateway to Busan's vibrant culture! Located in Gimhae, just a stone's throw from Busan, it offers both international and domestic flights. The airport boasts a range of amenities, including restaurants serving delicious Korean cuisine, duty-free shops, and cozy lounges to relax before your flight. Navigating to Busan is a breeze with the convenient Busan–Gimhae Light Rail Transit, connecting you directly to the city center. Alternatively, you can hop on a bus or grab a taxi for a comfortable ride. Remember to factor in potential traffic, especially during peak hours!
Tip: Arrive early to explore the airport's cool art installations showcasing Korean culture.
Other airports
Alright, globetrotters! While Busan boasts its own fantastic airport, Gimhae International, sometimes you might find yourself landing a bit further afield. Fear not, because airports like Ulsan Airport and Daegu International Airport aren't too far off! The upside? Potentially cheaper flights or better connections. The slight downside? You'll need to factor in some extra travel time to reach Busan, but think of it as a mini-adventure before your main adventure begins! Luckily, both airports provide extensive transportation options like buses and trains to get to Busan.
What to Do in Busan
Busan isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Busan, organized by interest:
Sightseeing & Landmarks
Busan is a city that blends the modern with the traditional, offering a variety of sights to explore. Visit the colorful Gamcheon Culture Village, a hillside maze of art and history, or Haeundae Beach, famous for its sandy shores and vibrant atmosphere. Don't forget to check out Beomeosa Temple, a serene escape into Busan's spiritual side.
Arts & Culture
Dive into Busan's artistic heart by visiting the Busan Museum of Art or explore the indie art scene in the Kyungsung University area. Catch a film at the Busan Cinema Center, home of the Busan International Film Festival, and immerse yourself in the local creative vibe. The city's art scene is as dynamic as its coastal views.
Food & Nightlife
Get ready for a culinary adventure in Busan, where the seafood is as fresh as it gets! Jagalchi Fish Market is a must-visit for seafood lovers. As night falls, explore the vibrant nightlife in areas like Seomyeon, known for its bustling streets filled with bars, clubs, and eateries.
Shopping & Fashion
Shop 'til you drop in Busan, where you can find everything from luxury brands to local designs. Shinsegae Centum City, one of the world's largest department stores, offers a high-end shopping experience, while Gukje Market is perfect for bargain hunters seeking unique finds and vintage fashion.
Nearby Getaways
Frequently Asked Questions About Flights to Busan
Pro Tips for Finding Cheap Flights to Busan
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Busan flights:
Be Flexible with Your Dates: Flying on weekdays or during the off-season can seriously slash those ticket prices. Think of it as outsmarting the travel rush!
Set Up Price Alerts: Use RatePunk to track flight prices and get notified when they drop. It’s like having a personal deal-finding fairy!
