GBP/GB
Find cheap flights to Sidney, Montana in 2026/2027 from £912 This is the cheapest return flight found to Sidney, Montana from UK on FlightsFinder on June 11th 2026 at 22:47. This offer may no longer be available. Click the offer to check live prices & dates of travel.
Our Flight Finder compares the cheapest flights to Sidney, Montana from the most established flight comparison sites.
Fly to Sidney, Montana and visit sites like Yellowstone River, MonDak Heritage Center, Gartside Reservoir & Quillings Park.
1. Enter your search requirements for Sidney, Montana
2. Compare the best Sidney, Montana deals from top comparison engines
3. Book your Sidney, Montana flight at the cheapest price
These economy flights were found on FlightsFinder from UK to Sidney, Montana in the last few days. Prices subject to availability.
No flights found for this month.
These economy flights were found on FlightsFinder from UK to Sidney, Montana in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
No flights found for this month.
No flights found for this month.
According to our data, September is on average the cheapest time to book flights to Sidney, Montana.
You can get flights from £912 return.
According to our data, March is on average the most expensive time to book flights to Sidney, Montana.
A return flight could set you back more than £9,382.
Welcome to Sidney, Montana, a charming city nestled in the northeastern part of the state. Known as the "Gateway to the West," Sidney offers visitors a blend of rural charm and vibrant community life. Explore the vast prairies and rolling plains, and immerse yourself in the region's rich history and culture. From outdoor adventures like hiking and fishing to local events and festivals, there is something for everyone to enjoy in this picturesque city. Discover the warm hospitality of the locals and experience the beauty of the Big Sky Country in Sidney, Montana.
A good price for a flight to Sidney is £821 - £1003.
The popular airports near Sidney, Montana are Sidney-Richland Municipal Airport (SDY), Williston Basin International Airport (XWA) in Williston, North Dakota, and Billings Logan International Airport (BIL) in Billings, Montana.
The flight to Sidney, Montana (SDY) is roughly 9 hours 55 minutes and 4,240 miles (6,824 kilometres) from London, England UK - Heathrow International Airport (LHR).
The best way is to compare flights to Sidney, Montana from leading comparison sites using our search engine dashboard.
We have currently found no direct flights to Sidney, Montana.
The main airport in Sidney, Montana, is approximately 3 miles from the city center.
Typically, flights are cheapest to Sidney, Montana 2 months before departure.
Studies show flights to Sidney, Montana are typically cheaper on Tuesdays and Wednesdays.
11.6 °C
Sun, 14 Jun 2026
London, England UK - Heathrow International Airport (LHR) to Sidney, Montana (SDY)
Distance:
4,240 miles (6,824 kilometres)
Average flight time (direct 9 hours 55 minutes)
London, England UK - London Gatwick International Airport (LGW) to Sidney, Montana (SDY)
Distance:
4,264 miles (6,862 kilometres)
Average flight time (direct 9 hours 58 minutes)
Manchester, England UK - Manchester Airport (MAN) to Sidney, Montana (SDY)
Distance:
4,097 miles (6,594 kilometres)
Average flight time (direct 9 hours 36 minutes)
London, England UK - London North East - Stansted International Airport (STN) to Sidney, Montana (SDY)
Distance:
4,243 miles (6,829 kilometres)
Average flight time (direct 9 hours 55 minutes)
London, England UK - London North, Luton International Airport (LTN) to Sidney, Montana (SDY)
Distance:
4,225 miles (6,799 kilometres)
Average flight time (direct 9 hours 53 minutes)
Edinburgh, Scotland UK - Airport (EDI) to Sidney, Montana (SDY)
Distance:
3,950 miles (6,357 kilometres)
Average flight time (direct 9 hours 16 minutes)
Birmingham, England UK - Birmingham Airport (BHX) to Sidney, Montana (SDY)
Distance:
4,154 miles (6,686 kilometres)
Average flight time (direct 9 hours 43 minutes)
Bristol, UK - Bristol Airport (BRS) to Sidney, Montana (SDY)
Distance:
4,171 miles (6,713 kilometres)
Average flight time (direct 9 hours 46 minutes)
Glasgow, Scotland UK - Glasgow International Airport (GLA) to Sidney, Montana (SDY)
Distance:
3,921 miles (6,310 kilometres)
Average flight time (direct 9 hours 12 minutes)
Belfast, Ireland UK - Belfast International Airport (BFS) to Sidney, Montana (SDY)
Distance:
3,916 miles (6,302 kilometres)
Average flight time (direct 9 hours 12 minutes)
Newcastle, UK - Newcastle International Airport (NCL) to Sidney, Montana (SDY)
Distance:
4,041 miles (6,503 kilometres)
Average flight time (direct 9 hours 28 minutes)
London, England UK - Royal Docks - London City Airport (LCY) to Sidney, Montana (SDY)
Distance:
4,255 miles (6,848 kilometres)
Average flight time (direct 9 hours 57 minutes)
Liverpool, UK - John Lennon Airport (LPL) to Sidney, Montana (SDY)
Distance:
4,080 miles (6,566 kilometres)
Average flight time (direct 9 hours 33 minutes)
Nottingham, UK - East Midlands Airport (EMA) to Sidney, Montana (SDY)
Distance:
4,151 miles (6,680 kilometres)
Average flight time (direct 9 hours 43 minutes)
Leeds, UK - Leeds/Bradford Airport (LBA) to Sidney, Montana (SDY)
Distance:
4,094 miles (6,588 kilometres)
Average flight time (direct 9 hours 35 minutes)
Aberdeen, Scotland UK - Dyce Airport (ABZ) to Sidney, Montana (SDY)
Distance:
3,932 miles (6,328 kilometres)
Average flight time (direct 9 hours 14 minutes)
Belfast, Ireland UK - George Best City Apt Airport (BHD) to Sidney, Montana (SDY)
Distance:
3,929 miles (6,322 kilometres)
Average flight time (direct 9 hours 13 minutes)
London, England UK - London South, Southend Airport (SEN) to Sidney, Montana (SDY)
Distance:
4,272 miles (6,876 kilometres)
Average flight time (direct 9 hours 59 minutes)
Southampton, UK - Southampton Airport (SOU) to Sidney, Montana (SDY)
Distance:
4,235 miles (6,816 kilometres)
Average flight time (direct 9 hours 54 minutes)
Jersey, UK - Jersey Airport (JER) to Sidney, Montana (SDY)
Distance:
4,288 miles (6,900 kilometres)
Average flight time (direct 10 hours 1 minute)
Cardiff, Wales - UK - Cardiff Airport (CWL) to Sidney, Montana (SDY)
Distance:
4,150 miles (6,679 kilometres)
Average flight time (direct 9 hours 43 minutes)
Doncaster, UK - Sheffield/ Robin Hood Airport (DSA) to Sidney, Montana (SDY)
Distance:
4,131 miles (6,649 kilometres)
Average flight time (direct 9 hours 40 minutes)
From London (LHR), UK to Sidney, United States (SDY): £912
Depart: 07 Sep 2026 · Return: 14 Sep 2026 Price found 11 Jun 2026, 22:47
From Manchester (MAN), UK to Sidney, United States (SDY): £1,062
Depart: 25 Aug 2026 · Return: 15 Sep 2026 Price found 10 Jun 2026, 15:52
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