Title: Cheap Flights from St. Louis (CPS) to Honolulu (HNL) - Expedia.ca ![Waikiki Beach featuring a coastal town, kayaking or canoeing and a sunset](https://images.trvl-media.com/place/6001233/2ec6870d-15cd-440d-81cf-c88ab7dbad7f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from St. Louis (CPS) to Honolulu (HNL) - [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 St. Louis, MO (CPS-St. Louis Downtown) to Daniel K. Inouye Intl. Airport (HNL) - ![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:cps,to:hnl,departure:17/10/2025TANYT&leg2=from:hnl,to:cps,departure:24/10/2025TANYT&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:cps,to:hnl,departure:17/10/2025TANYT&leg2=from:hnl,to:cps,departure:24/10/2025TANYT&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:cps,to:hnl,departure:17/10/2025TANYT&leg2=from:hnl,to:cps,departure:24/10/2025TANYT&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:cps,to:hnl,departure:17/10/2025TANYT&leg2=from:hnl,to:cps,departure:24/10/2025TANYT&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:cps,to:hnl,departure:17/10/2025TANYT&leg2=from:hnl,to:cps,departure:24/10/2025TANYT&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:cps,to:hnl,departure:17/10/2025TANYT&leg2=from:hnl,to:cps,departure:24/10/2025TANYT&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:cps,to:hnl,departure:17/10/2025TANYT&leg2=from:hnl,to:cps,departure:24/10/2025TANYT&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) ## Frequently asked questions ### How much is a flight from CPS to HNL? > Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from CPS to Honolulu Intl. Airport start from . Book today to get the best price for your adventure. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from CPS to HNL? > This can vary between airlines, as each has its own terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are instructions on how to cancel your flight online. ### How do I find cheap flights from St. Louis Downtown Airport to Daniel K. Inouye Intl. Airport (HNL) that have flexible change policies? > Plenty of airlines offer the option to reschedule your flight without charging a fee. All you pay is the difference in the ticket price. When looking for CPS to Honolulu Intl. Airport flights, you'll find a "No change fees" filter for you to select. ### How far is the flight from CPS to Daniel K. Inouye Intl. Airport (HNL)? > East St. Louis to Honolulu is around 6,700 kilometres, so be prepared to spend quite a while in the air. Don't forget to pack all the essentials, from your earplugs to your eye mask. Toss in a couple of snacks to nibble on throughout your trip too. ### Which airlines fly direct from CPS to Honolulu International Airport? > Flying directly between St. Louis Downtown Airport and Honolulu International Airport isn't possible right now. However, you'll still be able to find a flight to Honolulu with at least one stop. ### Are CPS to HNL flight tickets cheaper when they're purchased at the last minute? > It is possible to get amazing last-minute deals from St. Louis Downtown Airport to Honolulu International Airport, but there's no guarantee. As many airlines advertise prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a good bargain. Expedia compares carrier prices and updates flight deals often, so you can rest easy knowing you're always seeing the latest offers. ## Travel information | Origin airport | St. Louis Downtown | | --- | --- | | Destination airport | Daniel K. Inouye Intl. | | Distance | 6614 km | ## Book with confidence ### East St. Louis to Honolulu Flights **The easy way to book your flights from St. Louis to Honolulu**  With Expedia, it’s simple to find and book flights to Honolulu from St. Louis 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 Daniel K. Inouye Intl., 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 St. Louis to Honolulu today, tomorrow, or this week.   **Save dollars with cheap flights from St. Louis Downtown, CPS to Daniel K. Inouye Intl., HNL**  Sort your search results by price to find great deals on your flight from St. Louis to Honolulu—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Honolulu from St. Louis 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 Honolulu   - 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 Honolulu from St. Louis**  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. 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