Ulaanbaatar to Washington UBN → IAD
Chinggis Khaan International Airport (UBN) → Washington Dulles International Airport (IAD)
The cheapest return found recently is $1,032 with MIAT Mongolian Airlines, 17 Feb 2027 – 22 Feb 2027, found yesterday.
Return
The cheapest return fare on each of 3 departure dates is usually $1,317 to $1,601.
Cheapest return found recently
$1,032
17 Feb 2027 – 22 Feb 2027 · MIAT Mongolian Airlines
Chinggis Khaan International Airport (UBN) → Washington Dulles International Airport (IAD)
Leaves 7:45 a.m. · Return leaves 7:00 a.m. · 57 h 14 min of travel, both ways together
out 2 stops, back 2 stops
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$1,032 17 Feb 2027 – 22 Feb 2027found yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
On 18 Oct, the cheapest return we saw was $1,032.
At $1,032, the cheapest return found recently costs the same.
One day is a short history, so treat this as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 3 departure dates from 10 Nov to 17 Feb 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 5-night return fares leaving within 3 days of 17 Feb 2027 to compare.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 10 Nov – 26 Dec | $1,601 | Air China | Chinggis Khaan International Airport (UBN) → Washington Dulles International Airport (IAD) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 20 Nov – 26 Dec | $1,601 | Air China | Chinggis Khaan International Airport (UBN) → Washington Dulles International Airport (IAD) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 17 Feb 2027 – 22 Feb 2027 | $1,032 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Washington Dulles International Airport (IAD) | out 2 stops, back 2 stops | found yesterday | See prices for these dates |
Which month looks cheapest?
February 2027 is the cheapest month — from $1,032.
Airlines on the cheapest dates: Air China, MIAT Mongolian Airlines.
Premium cabin fares from Ulaanbaatar to Washington
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 17 Feb 2027 – 22 Feb 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Ulaanbaatar to Washington?
Return
Not enough history yet: we have one day of return prices, 18 Oct, and compare booking times once 3 booking ranges have 7 days each.
Live price for these dates
The cheapest return found recently is for 17 Feb 2027 – 22 Feb 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work