Title: Cheap Flights from Helena to Chicago (HLN to CHI) - Expedia.co.uk ![City of Chicago. Image of Chicago downtown and Chicago River with bridges at sunny summer day](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Helena (HLN) to Chicago (CHI) - [Return](?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 Helena, MT (HLN-Helena Regional) to Chicago - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:hln,to:chi,departure:01/10/2025TANYT&leg2=from:chi,to:hln,departure:08/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:hln,to:chi,departure:01/10/2025TANYT&leg2=from:chi,to:hln,departure:08/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:hln,to:chi,departure:01/10/2025TANYT&leg2=from:chi,to:hln,departure:08/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Hawaiian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_HA.svg) Hawaiian Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:hln,to:chi,departure:01/10/2025TANYT&leg2=from:chi,to:hln,departure:08/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) ![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 25% 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.co.uk/login) ## Cheap Flights from Helena (HLN) to Chicago (CHI) Prices were available within the past 7 days and start at for one-way flights and £542 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 3 Oct - Tue, 7 Oct HLN Helena ORD Chicago £542 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:HLN,to:ORD,departure:03/10/2025TANYT&leg2=from:ORD,to:HLN,departure:07/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:541.90&airProductToken=AQpfCi4IwaYBEgQyMTkzGOdqIJIBKMqy-QIwtrP5AjhYQABYAWoCU1ZyCE1IN09BU0JOCi0IwaYBEgMzODQYkgEgrhwo9bb5AjDsuPkCOFhAAVgBagJTVnIIUUg0T0FWQk4KXwotCMGmARIDMzI5GK4cIJIBKKnc-QIwwd75AjhYQABYAWoCU1ZyCFFINE9BVkJOCi4IwaYBEgQyMjIyGJIBIOdqKM_f-QIwreD5AjhYQAFYAWoCU1ZyCFNINE9BU0JOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) Flight from Helena to Chicago route information | Origin airport | Helena Regional | | --- | --- | | Destination airport | O'Hare Intl. | | Return price | £542 | | Distance | 1964 km | ## Compare flights from Helena to Chicago easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Helena to Chicago. Operating between them flights per day, 1 airlines cover the route. And fly direct, getting you to CHI-All Airports in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Helena Regional to CHI-All Airports.   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Helena Regional (HLN) to CHI-All Airports (CHI) The easiest way to view the best deals on flights from Helena to Chicago today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Helena Regional to CHI-All Airports start at just £542 and range up to £542.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Helena and Chicago - booking your flight during October, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Helena to Chicago flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Helena Regional to CHI-All Airports for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Aberdeen (ABZ) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/abz/ord/aberdeen-to-chicago) - [Flights from Accra (ACC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/acc/ord/accra-to-chicago) - [Flights from Albany (ALB) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/alb/auz/albany-to-aurora) - [Flights from Amman (AMM) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/amm/ord/amman-to-chicago) - [Flights from Amsterdam (AMS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/ams/ord/amsterdam-to-chicago) - [Flights from Athens (ATH) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/ath/ord/athens-to-chicago) - [Flights from Austin (AUS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/aus/ord/austin-to-chicago) - [Flights from Barcelona (BCN) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bcn/ord/barcelona-to-chicago) - [Flights from Hartford (BDL) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bdl/ord/hartford-to-chicago) - [Flights from Belfast (BFS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bfs/ord/belfast-to-chicago) - [Flights from Bangkok (BKK) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/bkk/auz/bangkok-to-aurora) - [Flights from Blackpool (BLK) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/blk/rfd/blackpool-to-rockford) - [Flights from Bloomington (BMI) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/bmi/auz/bloomington-to-aurora) - [Flights from Mumbai (BOM) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bom/ord/mumbai-to-chicago) - [Flights from Boston (BOS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bos/ord/boston-to-chicago) - [Flights from Bristol (BRS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/brs/ord/bristol-to-chicago) - [Flights from Buffalo (BUF) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/buf/ord/buffalo-to-chicago) - [Flights from Baltimore (BWI) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/bwi/auz/baltimore-to-aurora) - [Flights from Kolkata (CCU) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/ccu/ord/kolkata-to-chicago) - [Flights from Paris (CDG) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cdg/ord/paris-to-chicago) - [Flights from Chattanooga (CHA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cha/ord/chattanooga-to-chicago) - [Flights from Charleston (CHS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/chs/ord/charleston-to-chicago) - [Flights from Cedar Rapids (CID) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cid/ord/cedar-rapids-to-chicago) - [Flights from Charlotte (CLT) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/clt/ord/charlotte-to-chicago) - [Flights from Columbus (CMH) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cmh/ord/columbus-to-chicago) - [Flights from Cincinnati (CVG) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cvg/ord/cincinnati-to-chicago) - [Flights from Curitiba (CWB) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/cwb/rfd/curitiba-to-rockford) - [Flights from Cardiff (CWL) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cwl/ord/cardiff-to-chicago) - [Flights from Delhi (DEL) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/del/ord/delhi-to-chicago) - [Flights from Denver (DEN) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/den/ord/denver-to-chicago) - [Flights from Dallas (DFW) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/dfw/rfd/dallas-to-rockford) - [Flights from Duluth (DLH) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/dlh/ord/duluth-to-chicago) - [Flights from Des Moines (DSM) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/dsm/ord/des-moines-to-chicago) - [Flights from Dubai (DXB) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/dxb/ord/dubai-to-chicago) - [Flights from East Midlands (EMA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/ema/ord/east-midlands-to-chicago) - [Flights from Fort Lauderdale (FLL) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/fll/ord/fort-lauderdale-to-chicago) - [Flights from Frankfurt (FRA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/fra/ord/frankfurt-to-chicago) - [Flights from Fort Wayne (FWA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/fwa/ord/fort-wayne-to-chicago) - [Flights from Green Bay (GRB) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/grb/ord/green-bay-to-chicago) - [Flights from Grand Rapids (GRR) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/grr/ord/grand-rapids-to-chicago) - [Flights from Houston (HOU) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/hou/ord/houston-to-chicago) - [Flights from Hyderabad (HYD) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/hyd/ord/hyderabad-to-chicago) - [Flights from Washington (IAD) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/iad/ord/washington-to-chicago) - [Flights from Inverness (INV) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/inv/ord/inverness-to-chicago) - [Flights from Islamabad (ISB) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/isb/rfd/islamabad-to-rockford) - [Flights from Istanbul (IST) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/ist/ord/istanbul-to-chicago) - [Flights from Kimberley (KIM) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/kim/rfd/kimberley-to-rockford) - [Flights from Las Vegas (LAS) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/las/rfd/las-vegas-to-rockford) - [Flights from Leeds (LBA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/lba/ord/leeds-to-chicago) - [Flights from London (LCY) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/lcy/ord/london-to-chicago) - [Flights from Liege (LGG) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/lgg/rfd/liege-to-rockford) - [Flights from Lahore (LHE) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/lhe/ord/lahore-to-chicago) - [Flights from London (LHR) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/lhr/ord/london-to-chicago) - [Flights from London (LHR) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/lhr/rfd/london-to-rockford) - [Flights from Lagos (LOS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/los/ord/lagos-to-chicago) - [Flights from London (LOZ) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/loz/auz/london-to-aurora) - [Flights from Liverpool (LPL) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/lpl/ord/liverpool-to-chicago) - [Flights from Manchester (MAN) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/man/rfd/manchester-to-rockford) - [Flights from Kansas City (MCI) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/mci/ord/kansas-city-to-chicago) - [Flights from Memphis (MEM) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/mem/ord/memphis-to-chicago) - [Flights from Manchester (MHT) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/mht/ord/manchester-to-chicago) - [Flights from Miami (MIA) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/mia/auz/miami-to-aurora) - [Flights from Milwaukee (MKE) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/mke/ord/milwaukee-to-chicago) - [Flights from Madison (MSN) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/msn/ord/madison-to-chicago) - [Flights from Missoula (MSO) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/mso/rfd/missoula-to-rockford) - [Flights from New Orleans (MSY) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/msy/ord/new-orleans-to-chicago) - [Flights from Norwich (NWI) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/nwi/ord/norwich-to-chicago) - [Flights from New York (NYC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/nyc/ord/new-york-to-chicago) - [Flights from Oklahoma City (OKC) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/okc/auz/oklahoma-city-to-aurora) - [Flights from Oklahoma City (OKC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/okc/ord/oklahoma-city-to-chicago) - [Flights from Omaha (OMA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/oma/ord/omaha-to-chicago) - [Flights from Chicago (ORD) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/ord/auz/chicago-to-aurora) - [Flights from Chicago (ORD) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/ord/rfd/chicago-to-rockford) - [Flights from Portland (PDX) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pdx/ord/portland-to-chicago) - [Flights from Phoenix (PHX) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/phx/auz/phoenix-to-aurora) - [Flights from Peoria (PIA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pia/ord/peoria-to-chicago) - [Flights from St. Petersburg (PIE) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/pie/rfd/st-petersburg-to-rockford) - [Flights from Pittsburgh (PIT) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pit/ord/pittsburgh-to-chicago) - [Flights from Providenciales (PLS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pls/ord/providenciales-to-chicago) - [Flights from Providence (PVD) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pvd/ord/providence-to-chicago) - [Flights from Raleigh (RDU) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/rdu/ord/raleigh-to-chicago) - [Flights from Rockford (RFD) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/rfd/auz/rockford-to-aurora) - [Flights from Rochester (ROC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/roc/ord/rochester-to-chicago) - [Flights from Rochester (RST) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/rst/ord/rochester-to-chicago) - [Flights from San Diego (SAN) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/san/ord/san-diego-to-chicago) - [Flights from Springfield (SGF) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/sgf/ord/springfield-to-chicago) - [Flights from San Jose (SJC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/sjc/ord/san-jose-to-chicago) - [Flights from San José (SJO) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/sjo/auz/san-jose-to-aurora) - [Flights from Salt Lake City (SLC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/slc/ord/salt-lake-city-to-chicago) - [Flights from Sacramento (SMF) to Chicago (PWK)](https://www.expedia.co.uk/lp/flights/smf/pwk/sacramento-to-chicago) - [Flights from Orange County (SNA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/sna/ord/orange-county-to-chicago) - [Flights from St. Louis (STL) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/stl/rfd/st-louis-to-rockford) - [Flights from London (STN) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/stn/ord/london-to-chicago) - [Flights from Tampa (TPA) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/tpa/auz/tampa-to-aurora) - [Flights from Tulsa (TUL) to Chicago (DPA)](https://www.expedia.co.uk/lp/flights/tul/dpa/tulsa-to-chicago) - [Flights from Edmonton (YEG) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/yeg/ord/edmonton-to-chicago) - [Flights from Montreal (YUL) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/yul/ord/montreal-to-chicago) - [Flights from Vancouver (YVR) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/yvr/auz/vancouver-to-aurora) - [Flights from Calgary (YYC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/yyc/ord/calgary-to-chicago) - [Flights from Toronto (YYZ) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/yyz/auz/toronto-to-aurora) \*Available to Expedia members.