Title: Cheap Flights from Duluth (DLH) to Sidney (SDY) - Expedia.ca ![Adobe](https://images.trvl-media.com/place/3119/a06eb185-b670-43b5-a222-b9723a9fdab0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3119/a06eb185-b670-43b5-a222-b9723a9fdab0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Duluth (DLH) to Sidney (SDY) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Duluth, MN (DLH-Duluth Intl.) to Sidney, MT (SDY-Sidney-Richland Municipal) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:DLH,to:SDY,departure:01/12/2025TANYT&leg2=from:SDY,to:DLH,departure:08/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:DLH,to:SDY,departure:01/12/2025TANYT&leg2=from:SDY,to:DLH,departure:08/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:DLH,to:SDY,departure:01/12/2025TANYT&leg2=from:SDY,to:DLH,departure:08/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:DLH,to:SDY,departure:01/12/2025TANYT&leg2=from:SDY,to:DLH,departure:08/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:DLH,to:SDY,departure:01/12/2025TANYT&leg2=from:SDY,to:DLH,departure:08/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:DLH,to:SDY,departure:01/12/2025TANYT&leg2=from:SDY,to:DLH,departure:08/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:DLH,to:SDY,departure:01/12/2025TANYT&leg2=from:SDY,to:DLH,departure:08/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Travel information | Origin airport | Duluth Intl. | | --- | --- | | Destination airport | Sidney-Richland Municipal | | Distance | 904 km | ## Book with confidence ### Duluth to Sidney Flights **The easy way to book your flights from Duluth to Sidney**  With Expedia, it’s simple to find and book flights to Sidney from Duluth whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Sidney-Richland Municipal, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Duluth to Sidney today, tomorrow, or this week.   **Save dollars with cheap flights from Duluth Intl., DLH to Sidney-Richland Municipal, SDY**  Sort your search results by price to find great deals on your flight from Duluth to Sidney—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Sidney from Duluth currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Sidney   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Sidney from Duluth**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Sidney with Expedia today. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - [Cheap Hotels in Bainville](https://www.expedia.ca/Bainville-Hotels-Cheap-Hotels.0-0-d553248634983234106-tCheapHotels.Travel-Guide-Filter-Hotels) - [Bainville Hotels](https://www.expedia.ca/Bainville-Hotels.d553248634983234106.Travel-Guide-Hotels) - [Brockton Hotels](https://www.expedia.ca/Brockton-Hotels.d553248634983084735.Travel-Guide-Hotels) - [Cottages in Crane](https://www.expedia.ca/Crane-Cottages.d553248635975871381-aaCottages.Travel-Guide-Accommodation) - [Crane Hotels](https://www.expedia.ca/Crane-Hotels.d553248635975871381.Travel-Guide-Hotels) - [Cheap Hotels in Culbertson](https://www.expedia.ca/Culbertson-Hotels-Cheap-Hotels.0-0-d3000445765-tCheapHotels.Travel-Guide-Filter-Hotels) - [Culbertson Hotels](https://www.expedia.ca/Culbertson-Hotels.d3000445765.Travel-Guide-Hotels) - [Motels in Culbertson](https://www.expedia.ca/Culbertson-Motels.d3000445765-aaMotels.Travel-Guide-Accommodation) - [Cheap Hotels in Fairview](https://www.expedia.ca/Fairview-Hotels-Cheap-Hotels.0-0-d6350094-tCheapHotels.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Fairview](https://www.expedia.ca/Fairview-Hotels-Luxury-Hotel.0-0-d6350094-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Fairview Hotels](https://www.expedia.ca/Fairview-Hotels.d6350094.Travel-Guide-Hotels) - [Lodges in Fairview](https://www.expedia.ca/Fairview-Lodges.d6350094-aaLodges.Travel-Guide-Accommodation) - [Motels in Fairview](https://www.expedia.ca/Fairview-Motels.d6350094-aaMotels.Travel-Guide-Accommodation) - [Fox Lake Hotels](https://www.expedia.ca/Fox-Lake-Hotels.d553248634983103166.Travel-Guide-Hotels) - [Aparthotels in Glendive](https://www.expedia.ca/Glendive-Apart-Hotels.d6139263-aaApartHotels.Travel-Guide-Accommodation) - [Apartments in Glendive](https://www.expedia.ca/Glendive-Apartments.d6139263-aaApartments.Travel-Guide-Accommodation) - [B&B in Glendive](https://www.expedia.ca/Glendive-Bed-And-Breakfast.d6139263-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Hotels near Glendive Dinosaur and Fossil Museum](https://www.expedia.ca/Glendive-Dinosaur-And-Fossil-Museum-Hotels.0-l6322910-0.Travel-Guide-Filter-Hotels) - [Cheap Hotels in Glendive](https://www.expedia.ca/Glendive-Hotels-Cheap-Hotels.0-0-d6139263-tCheapHotels.Travel-Guide-Filter-Hotels) - [Hotels with a Pool in Glendive](https://www.expedia.ca/Glendive-Hotels-Hotel-With-Pool.0-0-d6139263-tHotelwithPool.Travel-Guide-Filter-Hotels) - [Hotels with Free Breakfast in Glendive](https://www.expedia.ca/Glendive-Hotels-Hotels-With-Free-Breakfast.0-0-d6139263-tHotelswithFreeBreakfast.Travel-Guide-Filter-Hotels) - [Hotels with an Indoor Pool in Glendive](https://www.expedia.ca/Glendive-Hotels-Hotels-With-Indoor-Pool.0-0-d6139263-tHotelswithIndoorPool.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Glendive](https://www.expedia.ca/Glendive-Hotels-Luxury-Hotel.0-0-d6139263-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Pet-Friendly Hotels in Glendive](https://www.expedia.ca/Glendive-Hotels-Pet-Friendly-Hotel.0-0-d6139263-tPetfriendlyHotel.Travel-Guide-Filter-Hotels) - [Glendive Hotels](https://www.expedia.ca/Glendive-Hotels.d6139263.Travel-Guide-Hotels) - [Inns in Glendive](https://www.expedia.ca/Glendive-Inns.d6139263-aaInns.Travel-Guide-Accommodation) - [Motels in Glendive](https://www.expedia.ca/Glendive-Motels.d6139263-aaMotels.Travel-Guide-Accommodation) - [Lambert Hotels](https://www.expedia.ca/Lambert-Hotels.d770577950002597888.Travel-Guide-Hotels) - [Hotels near Makoshika State Park](https://www.expedia.ca/Makoshika-State-Park-Hotels.0-l6322897-0.Travel-Guide-Filter-Hotels) - [Richey Hotels](https://www.expedia.ca/Richey-Hotels.d553248634983167707.Travel-Guide-Hotels) - [Hotels near Richland County Fair Event Center and Fairgrounds](https://www.expedia.ca/Richland-County-Fair-Event-Center-And-Fairgrounds-Hotels.0-l553248621560799347-0.Travel-Guide-Filter-Hotels) - [Savage Hotels](https://www.expedia.ca/Savage-Hotels.d770577770607169536.Travel-Guide-Hotels) - [Vacation Homes in Savage](https://www.expedia.ca/Savage-Private-Vacation-Homes.d770577770607169536-aaPrivateVacationHomes.Travel-Guide-Accommodation) - [Aparthotels in Sidney](https://www.expedia.ca/Sidney-Apart-Hotels.d3119-aaApartHotels.Travel-Guide-Accommodation) - [Guest Houses in Sidney](https://www.expedia.ca/Sidney-Guest-Houses.d3119-aaGuestHouses.Travel-Guide-Accommodation) - [Hotels near Sidney Health Center](https://www.expedia.ca/Sidney-Health-Center-Hotels.0-l553248621560799346-0.Travel-Guide-Filter-Hotels) - [Cheap Hotels in Sidney](https://www.expedia.ca/Sidney-Hotels-Cheap-Hotels.0-0-d3119-tCheapHotels.Travel-Guide-Filter-Hotels) - [Family Hotels in Sidney](https://www.expedia.ca/Sidney-Hotels-Family-Hotel.0-0-d3119-tFamilyHotel.Travel-Guide-Filter-Hotels) - [Hotels with a Pool in Sidney](https://www.expedia.ca/Sidney-Hotels-Hotel-With-Pool.0-0-d3119-tHotelwithPool.Travel-Guide-Filter-Hotels) - [Hotels with Wifi in Sidney](https://www.expedia.ca/Sidney-Hotels-Hotel-With-Wifi.0-0-d3119-tHotelwithwifi.Travel-Guide-Filter-Hotels) - [Hotels with Free Airport Shuttle in Sidney](https://www.expedia.ca/Sidney-Hotels-Hotels-With-Free-Airport-Shuttle.0-0-d3119-tHotelswithFreeAirportShuttle.Travel-Guide-Filter-Hotels) - [Hotels with Free Breakfast in Sidney](https://www.expedia.ca/Sidney-Hotels-Hotels-With-Free-Breakfast.0-0-d3119-tHotelswithFreeBreakfast.Travel-Guide-Filter-Hotels) - [Hotels with Free Parking in Sidney](https://www.expedia.ca/Sidney-Hotels-Hotels-With-Free-Parking.0-0-d3119-tHotelswithFreeParking.Travel-Guide-Filter-Hotels) - [Hotels with Hot Tubs in Sidney](https://www.expedia.ca/Sidney-Hotels-Hotels-With-Hot-Tubs.0-0-d3119-tHotelsWithHotTubs.Travel-Guide-Filter-Hotels) - [Hotels with an Indoor Pool in Sidney](https://www.expedia.ca/Sidney-Hotels-Hotels-With-Indoor-Pool.0-0-d3119-tHotelswithIndoorPool.Travel-Guide-Filter-Hotels) - [Hotels with Kitchenettes in Sidney](https://www.expedia.ca/Sidney-Hotels-Hotels-With-Kitchenettes.0-0-d3119-tHotelswithKitchenettes.Travel-Guide-Filter-Hotels) - [Hotels with smoking rooms in Sidney](https://www.expedia.ca/Sidney-Hotels-Hotels-With-Smoking-Rooms.0-0-d3119-tHotelswithsmokingrooms.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Sidney](https://www.expedia.ca/Sidney-Hotels-Luxury-Hotel.0-0-d3119-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Pet-Friendly Hotels in Sidney](https://www.expedia.ca/Sidney-Hotels-Pet-Friendly-Hotel.0-0-d3119-tPetfriendlyHotel.Travel-Guide-Filter-Hotels) - [Romantic Hotels in Sidney](https://www.expedia.ca/Sidney-Hotels-Romantic-Hotel.0-0-d3119-tRomanticHotel.Travel-Guide-Filter-Hotels) - [Spa Hotels in Sidney](https://www.expedia.ca/Sidney-Hotels-Spa-Hotel.0-0-d3119-tSpaHotel.Travel-Guide-Filter-Hotels) - [Sidney Hotels](https://www.expedia.ca/Sidney-Hotels.d3119.Travel-Guide-Hotels) - [Motels in Sidney](https://www.expedia.ca/Sidney-Motels.d3119-aaMotels.Travel-Guide-Accommodation) - [Cheap Hotels in Wibaux](https://www.expedia.ca/Wibaux-Hotels-Cheap-Hotels.0-0-d602754-tCheapHotels.Travel-Guide-Filter-Hotels) - [Hotels with Free Breakfast in Wibaux](https://www.expedia.ca/Wibaux-Hotels-Hotels-With-Free-Breakfast.0-0-d602754-tHotelswithFreeBreakfast.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Wibaux](https://www.expedia.ca/Wibaux-Hotels-Luxury-Hotel.0-0-d602754-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Wibaux Hotels](https://www.expedia.ca/Wibaux-Hotels.d602754.Travel-Guide-Hotels) - [Flights to Glendive](https://www.expedia.ca/Cheap-Flights-To-Glendive.d6139263.Travel-Guide-Flights) - [Flights from Culbertson](https://www.expedia.ca/lp/flights/3000445765/flights-from-culbertson) - [Flights from Crane](https://www.expedia.ca/lp/flights/553248635975871381/flights-from-crane) - [Flights from Glendive](https://www.expedia.ca/lp/flights/6139263/flights-from-glendive) - [Flights from Fairview](https://www.expedia.ca/lp/flights/6350094/flights-from-fairview) - [Flights from Bellingham (BLI) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/bli/ggw/bellingham-to-glasgow) - [Flights from Brisbane (BNE) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/bne/ggw/brisbane-to-glasgow) - [Flights from Buffalo (BUF) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/buf/ggw/buffalo-to-glasgow) - [Flights from Burbank (BUR) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/bur/ggw/burbank-to-glasgow) - [Flights from Eugene (EUG) to Glendive (GDV)](https://www.expedia.ca/lp/flights/eug/gdv/eugene-to-glendive) - [Flights from Sioux Falls (FSD) to Glendive (GDV)](https://www.expedia.ca/lp/flights/fsd/gdv/sioux-falls-to-glendive) - [Flights from George Town (GGT) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/ggt/ggw/george-town-to-glasgow) - [Flights from Helena (HLN) to Glendive (GDV)](https://www.expedia.ca/lp/flights/hln/gdv/helena-to-glendive) - [Flights from Honolulu (HNL) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/hnl/ggw/honolulu-to-glasgow) - [Flights from Hays (HYS) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/hys/ggw/hays-to-glasgow) - [Flights from Jamestown (JMS) to Glendive (GDV)](https://www.expedia.ca/lp/flights/jms/gdv/jamestown-to-glendive) - [Flights from Manchester (MAN) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/man/ggw/manchester-to-glasgow) - [Flights from Medford (MFR) to Glendive (GDV)](https://www.expedia.ca/lp/flights/mfr/gdv/medford-to-glendive) - [Flights from Minot (MOT) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/mot/ggw/minot-to-glasgow) - [Flights from Marseille (MRS) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/mrs/ggw/marseille-to-glasgow) - [Flights from Wolf Point (OLF) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/olf/ggw/wolf-point-to-glasgow) - [Flights from San Diego (SAN) to Glendive (GDV)](https://www.expedia.ca/lp/flights/san/gdv/san-diego-to-glendive) - [Flights from Syracuse (SYR) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/syr/ggw/syracuse-to-glasgow) - [Flights from Edmonton (YEG) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/yeg/ggw/edmonton-to-glasgow) - [Flights from Halifax (YHZ) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/yhz/ggw/halifax-to-glasgow) - [Flights from Kamloops (YKA) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/yka/ggw/kamloops-to-glasgow) - [Flights from Comox (YQQ) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/yqq/ggw/comox-to-glasgow) - [Flights from Montreal (YUL) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/yul/ggw/montreal-to-glasgow) - [Flights from Saskatoon (YXE) to Miles City (MLS)](https://www.expedia.ca/lp/flights/yxe/mls/saskatoon-to-miles-city) - [Flights from Prince George (YXS) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/yxs/ggw/prince-george-to-glasgow) - [Flights from Calgary (YYC) to Glendive (GDV)](https://www.expedia.ca/lp/flights/yyc/gdv/calgary-to-glendive) - [Flights from Calgary (YYC) to Miles City (MLS)](https://www.expedia.ca/lp/flights/yyc/mls/calgary-to-miles-city) - [Flights from St. John's (YYT) to Glasgow (GGW)](https://www.expedia.ca/lp/flights/yyt/ggw/st-johns-to-glasgow) - [Flights from Toronto (YYZ) to Glendive (GDV)](https://www.expedia.ca/lp/flights/yyz/gdv/toronto-to-glendive) - [Flights from Toronto (YYZ) to Miles City (MLS)](https://www.expedia.ca/lp/flights/yyz/mls/toronto-to-miles-city) - [Dawson County Fairgrounds](https://www.expedia.ca/Dawson-County-Fairgrounds-Glendive.d6322921.Vacation-Attraction) - [Hollecker Lake](https://www.expedia.ca/Hollecker-Lake-Glendive.d553248635030374874.Vacation-Attraction) - [Mondak Heritage Center](https://www.expedia.ca/MonDak-Heritage-Center-Sidney.d6310253.Vacation-Attraction) - [Rental cars Dawson Community airport](https://www.expedia.ca/Car-Rentals-In-Dawson-Community.d6027957.Car-Rental-Guide) - [Car rental Glendive](https://www.expedia.ca/Car-Rentals-In-Glendive.d6139263.Car-Rental-Guide) - [Car rental Sidney](https://www.expedia.ca/Car-Rentals-In-Sidney.d3119.Car-Rental-Guide) - [Culbertson Vacation Rentals](https://www.expedia.ca/Culbertson-Vacation-Rentals.d3000445765.Travel-Guide-VacationRentals) - [Glendive Vacation Rentals](https://www.expedia.ca/Glendive-Vacation-Rentals.d6139263.Travel-Guide-VacationRentals) \*Available to Expedia members.