Title: $78 Cheap Flights to Knife River, MN - Expedia.com ![Two Harbors is a community on the North Shore of Lake Superior in Minnesota](https://images.trvl-media.com/place/3000443316/636d6264-ab44-410a-8e7b-638c58b805be.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3000443316/636d6264-ab44-410a-8e7b-638c58b805be.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $78 Cheap Flights to Knife River, MN [View $78 flight on Sat, Jun 6, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:DEN,to:DLH,departure:6/6/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:77.99&airProductToken=AQpPCiUI07IBEgM2NTIYg2kgzHwo0f-OAzDJgI8DOEJAAFgBcgRCQlVTCiYI07IBEgQ3MTA4GMx8IOM6KNaBjwMwhYOPAzhCQAFYAXIEQkJVUxIKCAEQARgBKgJTWRgBIgQIARABKAIoAygEMA0) [Knife River Travel Guide](https://expedia.com/Knife-River.dx3000443316)[Hotels in Knife River](https://expedia.com/Knife-River-Hotels.d3000443316.Travel-Guide-Hotels)[Things to do in Knife River](https://expedia.com/Things-To-Do-In-Knife-River.d3000443316.Travel-Guide-Activities)[Car Rentals in Knife River](https://expedia.com/Car-Rentals-In-Knife-River.d3000443316.Car-Rental-Guide)[Knife River Vacation Packages](https://expedia.com/Knife-River.d3000443316.Destination-Travel-Guides) ## Popular airlines to Knife River - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Knife River, Minnesota, United States of America,departure:4/15/2026TANYT&leg2=from:Knife River, Minnesota, United States of America,to:CMH,departure:4/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Knife River, Minnesota, United States of America,departure:4/15/2026TANYT&leg2=from:Knife River, Minnesota, United States of America,to:CMH,departure:4/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://a.travel-assets.com/air/airlines/sy_sq.svg) Sun Country Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Knife River, Minnesota, United States of America,departure:4/15/2026TANYT&leg2=from:Knife River, Minnesota, United States of America,to:CMH,departure:4/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SY"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Knife River, Minnesota, United States of America,departure:4/15/2026TANYT&leg2=from:Knife River, Minnesota, United States of America,to:CMH,departure:4/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_VS.svg) Virgin Atlantic [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Knife River, Minnesota, United States of America,departure:4/15/2026TANYT&leg2=from:Knife River, Minnesota, United States of America,to:CMH,departure:4/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VS"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Knife River, Minnesota, United States of America,departure:4/15/2026TANYT&leg2=from:Knife River, Minnesota, United States of America,to:CMH,departure:4/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Knife River, Minnesota, United States of America,departure:4/15/2026TANYT&leg2=from:Knife River, Minnesota, United States of America,to:CMH,departure:4/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![](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\* - ![](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\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## How much is the cheapest flight to Knife River? Prices were available within the past 7 days and start at $78 for one-way flights and $156 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Sun Country Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SY.GIF) Thu, May 14 - Mon, May 18 ORD Chicago DLH Duluth $156 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ORD,to:DLH,departure:5/14/2026TANYT&leg2=from:DLH,to:ORD,departure:5/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:155.98&airProductToken=AQpPCiUI07IBEgMyNjIYrhwgzHworPyMAzCS_YwDOEJAAFgBcgRCQlVTCiYI07IBEgQ3MTA4GMx8IOM6KJ7_jAMwzYCNAzhCQAFYAXIEQkJVUwpPCiYI07IBEgQ3MTA3GOM6IMx8KLGpjQMw4KqNAzhCQABYAXIEQkJVUwolCNOyARIDMjYxGMx8IK4cKMasjQMwpq2NAzhCQAFYAXIEQkJVUxIKCAEQARgBKgJTWRgBIgQIARABKAIoAygEMA0) ![Sun Country Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SY.GIF) Fri, May 8 - Sat, May 16 LAS Las Vegas DLH Duluth $196 Roundtrip found 2 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LAS,to:DLH,departure:5/8/2026TANYT&leg2=from:DLH,to:LAS,departure:5/16/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:195.98&airProductToken=AQpQCiYI07IBEgMxMDIYi5ABIMx8KOK4jAMwnrqMAzhCQABYAXIEQkJVUwomCNOyARIENzEwOBjMfCDjOij8u4wDMKu9jAM4QkABWAFyBEJCVVMKUAomCNOyARIENzEwNxjjOiDMfCjxko0DMKCUjQM4QkAAWAFyBEJCVVMKJgjTsgESAzEwNxjMfCCLkAEowJWNAzCMl40DOEJAAVgBcgRCQlVTEgoIARABGAEqAlNZGAEiBAgBEAEoAigDKAQwDQ) ![Sun Country Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SY.GIF) Fri, May 15 - Sat, May 23 PHX Phoenix DLH Duluth $206 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PHX,to:DLH,departure:5/15/2026TANYT&leg2=from:DLH,to:PHX,departure:5/23/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:205.98&airProductToken=AQpQCiYI07IBEgM2MDIY77kBIMx8KJeIjQMwzYmNAzhCQABYAXIEQkJVUwomCNOyARIENzEwOBjMfCDjOijXio0DMIaMjQM4QkABWAFyBEJCVVMKUAomCNOyARIENzEwNxjjOiDMfCi94Y0DMOzijQM4QkAAWAFyBEJCVVMKJgjTsgESAzYwNRjMfCDvuQEo7uONAzC35Y0DOEJAAVgBcgRCQlVTEgoIARABGAEqAlNZGAEiBAgBEAEoAigDKAQwDQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Fri, Jun 12 - Tue, Jun 16 MSP Minneapolis DLH Duluth $229 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:MSP,to:DLH,departure:6/12/2026TANYT&leg2=from:DLH,to:MSP,departure:6/16/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:228.20&airProductToken=AQo3CjUIxJgBEgQzOTEyGMx8IOM6KJfGjwMw2MaPAzhFQABYAWoJTUFJTkJBU0lDcghWRldRQTBCUQo3CjUIxJgBEgQzOTIyGOM6IMx8KKzujwMw8e6PAzhFQABYAWoJTUFJTkJBU0lDcghWRldRQTBCURIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, May 23 - Wed, May 27 ORD Chicago DLH Duluth $239 Roundtrip just found [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ORD,to:DLH,departure:5/23/2026TANYT&leg2=from:DLH,to:ORD,departure:5/27/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:238.20&airProductToken=AQo4CjYI1YIBEgQ1OTU3GK4cIOM6KMfmjQMwuOeNAzhOQABYAWoKMV9iYXNpY2Vjb3IITEZBMkFEQk4KOAo2CNWCARIENTc1NBjjOiCuHCjyjo4DMOePjgM4TkAAWAFqCjFfYmFzaWNlY29yCExGQTJBREJOEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) ## Alternative airports near Knife River Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:DLH,departure:4/15/2026TANYT&leg2=from:DLH,to:CMH,departure:4/21/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) DLH Duluth Intl. CheapestClosest 32 min [Flights from $325 ](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:DLH,departure:4/15/2026TANYT&leg2=from:DLH,to:CMH,departure:4/21/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### Where can I learn more about changing or canceling my flight to Knife River? ### How do I find cheap flights to Knife River that have flexible change policies? ### What is the name of Knife River's airport? ### How far is Duluth Intl. Airport (DLH) from central Knife River? ### What airport is best to fly into Knife River? ### How many airlines fly to Knife River? ### How many nonstop flights are there to Knife River? ### Where are the most popular flights to Knife River departing from? ### How long is the flight to Knife River Airport? ### How to book the cheapest flight to Knife River? ### How to survive the flight to Knife River? > - Flying can be a pleasure if you pack the right gear. First of all you'll need basic toiletries, such as a toothbrush and lip balm, a spare change of clothes and a good read. Next, find room in your bag for your electronic devices, chargers, your important medications and perhaps a proper neck pillow as well. Lastly, remember to take your passport, travel docs and your credit cards. > > > Do not pack the following items in your hand luggage: > > > - While the list of restricted items differs between airlines, the general guide to follow is avoid carrying anything sharp, flammable or explosive. This includes screwdrivers, blades, aerosol cans and flares. Sports equipment like ice skates, and items that could harm passengers, such as swords and guns, can't come on board with you either. > > > What to wear on a flight: > > > - The narrow aisles of your airplane are not the place for a fashion parade. Layer yourself up with comfortable clothes and bring a sweater as it can get chilly inside the cabin on long-haul flights. Flat, enclosed shoes are also a wise idea. > - Unfortunately, a risk of long-distance flying is developing deep vein thrombosis (DVT), a blood clot condition caused by lengthy periods of inactivity. To avoid this, take every opportunity to stretch your legs and walk around the cabin. Compression tights and socks are another simple way to help minimize this risk. ### How to get through airport security fast when flying to Knife River? > - Security personnel first need to check that you have a valid passport and matching travel documents before anything else. Have them ready for inspection. > - Time to strip down. Well sort of. Your coat, belt, keys and other items in your pocket, like coins, will need to go on a tray through the X-ray machine. Make the whole process faster by removing them before your turn arrives. > - Your electronic devices like laptops and phones will also need to go on a tray for inspection. Don't worry, you'll be back online before you know it. > - Remove all liquids and gels from your hand luggage. They usually need to be sent through the X-ray separately. Each product should be no larger than 3.4 ounces (100 milliliters) and everything must fit inside a quart-size (one liter), clear zip-close bag. > - It's also likely that you'll need to remove your shoes to be X-rayed, so wearing slip-on shoes is always a clever idea. > - Avoid taking prohibited items in your carry-on bag. If you have any sharp or pointed objects, pack them in your checked suitcase. They won't be allowed on board and will be confiscated. \*Flight schedules are subject to change. \*Available to One Key members. ## Book with confidence # Tips to find the cheapest flights to Knife River **The cheapest day to fly** Get started finding a cheap flight to Knife River on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you. **The cheapest month to fly** May is the cheapest month to fly to Knife River. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Knife River. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute. **The most affordable time to book a flight** Typically, a Sunday can be the cheapest time to book a flight to Knife River, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation. **The cheapest round-trip tickets to Knife River** The lowest price for round-trip flights to Knife River in 2026 starts from from $156, while one-way tickets start from from $78\. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Knife River. If you have a preferred departure time or airline, you can use the handy filters to customize your search. **The cheapest airlines flying to Knife River** Sun Country Airlines, Delta, United are just some of the airlines that can typically offer cheap tickets to Knife River. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Knife River and countless more destinations worldwide. **The most affordable airports to fly into** To view the cheapest airports to fly into for Knife River, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Knife River. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia. **Save with a package** With Expedia's amazing [package deals](https://www.expedia.com/package-deals), you could save hundreds of dollars by booking your Knife River plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving. **Date flexibility for the cheapest flights to Knife River** If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Knife River. **Stopover savings** The cheapest tickets to Knife River are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Knife River. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved. **Get Expedia's Price Drop Protection** Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference\*. This gives you peace of mind that you're getting one of the cheapest flights to Knife River for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members. \*Terms apply. **Use our Price Tracking feature** Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Knife River. Simply download the free Expedia app to your smart device and activate Knife River flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices. **Book with Expedia** As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Knife River. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too. Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages. ## Travel information | Destination airport | Duluth Intl. | | ----------------------------- | ------------ | | Destination airport IATA code | DLH | | Destination city name | Duluth | | Roundtrip price | $156 | ## Trending flights to Knife River Prices were available within the past 7 days and start at $78 for one-way flights and $156 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Sun Country Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SY.GIF) Thu, May 14 - Mon, May 18 ORD Chicago DLH Duluth $156 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ORD,to:DLH,departure:5/14/2026TANYT&leg2=from:DLH,to:ORD,departure:5/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:155.98&airProductToken=AQpPCiUI07IBEgMyNjIYrhwgzHworPyMAzCS_YwDOEJAAFgBcgRCQlVTCiYI07IBEgQ3MTA4GMx8IOM6KJ7_jAMwzYCNAzhCQAFYAXIEQkJVUwpPCiYI07IBEgQ3MTA3GOM6IMx8KLGpjQMw4KqNAzhCQABYAXIEQkJVUwolCNOyARIDMjYxGMx8IK4cKMasjQMwpq2NAzhCQAFYAXIEQkJVUxIKCAEQARgBKgJTWRgBIgQIARABKAIoAygEMA0)