Title: Cheap Flights from Newark Liberty Intl. Airport (EWR) to Boulder (WBU) - Expedia.ca ![Boulder featuring signage and night scenes](https://images.trvl-media.com/place/6051762/abab43d0-5a86-4737-84b8-4214547abf7a.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6051762/abab43d0-5a86-4737-84b8-4214547abf7a.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Newark Liberty Intl. Airport (EWR) to Boulder (WBU) - [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 Newark Liberty Intl. Airport (EWR) to Boulder, CO (WBU-Boulder 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:ewr,to:wbu,departure:21/11/2025TANYT&leg2=from:wbu,to:ewr,departure:28/11/2025TANYT&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:ewr,to:wbu,departure:21/11/2025TANYT&leg2=from:wbu,to:ewr,departure:28/11/2025TANYT&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:ewr,to:wbu,departure:21/11/2025TANYT&leg2=from:wbu,to:ewr,departure:28/11/2025TANYT&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:ewr,to:wbu,departure:21/11/2025TANYT&leg2=from:wbu,to:ewr,departure:28/11/2025TANYT&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:ewr,to:wbu,departure:21/11/2025TANYT&leg2=from:wbu,to:ewr,departure:28/11/2025TANYT&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:ewr,to:wbu,departure:21/11/2025TANYT&leg2=from:wbu,to:ewr,departure:28/11/2025TANYT&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:ewr,to:wbu,departure:21/11/2025TANYT&leg2=from:wbu,to:ewr,departure:28/11/2025TANYT&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) Flight from Newark Liberty Intl. Airport to Boulder (EWR - WBU) route information | Origin airport | Newark Liberty Intl. Airport | | --- | --- | | Destination airport | Boulder Municipal | | Distance | 2602 km | ## Newark to Boulder Flights **The easy way to book your flights from Newark Liberty Intl. Airport to Boulder**  With Expedia, it’s simple to find and book flights to Boulder from Newark Liberty Intl. Airport 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 Boulder 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 Newark Liberty Intl. Airport to Boulder today, tomorrow, or this week.   **Save dollars with cheap flights from Newark Liberty Intl. Airport, EWR to Boulder Municipal, WBU**  Sort your search results by price to find great deals on your flight from Newark Liberty Intl. Airport to Boulder—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Boulder from Newark Liberty Intl. Airport 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 Boulder   - 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 Boulder from Newark Liberty Intl. Airport**  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 Boulder with Expedia today. ## Frequently asked questions ### How much is a flight from Newark Airport to WBU? > Pack your bags, because round-trip journeys from Liberty Intl. Airport (EWR) to WBU start from . That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book today to score the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from EWR to WBU? > Each air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Newark Airport to WBU that have flexible change policies? > Many carriers will allow you to move your flight without a change fee. All you pay is the difference in the ticket price. When looking for Newark Airport to WBU flights, you'll see a "No change fees" box for you to pick. ### How far is the flight from Newark Airport to WBU? > Around 2,600 kilometres separates Newark and Boulder, so pack some entertainment to help you while away a few hours. That thrilling novel you haven't started will be ideal. ### Which airlines fly direct from Liberty Intl. Airport (EWR) to WBU? > Direct flights aren't available, so you'll have to make at least one stop between Newark Airport and WBU. Make the most of the layover time to stretch your legs and grab a coffee. ### Are Newark Airport to WBU flight tickets cheaper when they're purchased at the last minute? > Tickets from Newark Airport to WBU are available up to a year prior to departure on Expedia. And although you may occasionally nab a fantastic last-minute deal, it's not something you should count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting trapped in the dreaded middle seat! 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