Title: Cheap Flights to Princeton , IA from CA $318 - Expedia.ca ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.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 to Princeton , IA from CA $318 [View CA $318 flight on Wed, May 13, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:SEA,to:MLI,departure:13/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:317.60&airProductToken=AQpmCjEIwYIBEgQyMzk4GJIBIK4cKIT4jAMw-vmMAzhCQABYAWoFQkFTSUNyCFFWQUtVU0JYCjEIwYIBEgQ2MzQwGK4cIOxCKMj8jAMwj_2MAzhCQAFYAWoFQkFTSUNyCE9WQVpaTkJaEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) - [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 [Hotels in Princeton](https://expedia.ca/Princeton-Hotels.d3000437311.Travel-Guide-Hotels)[Princeton Car Rentals](https://expedia.ca/Car-Rentals-In-Princeton.d3000437311.Car-Rental-Guide)[Princeton Vacation Packages](https://expedia.ca/Princeton.d3000437311.Destination-Travel-Guides) ## Popular airlines to Princeton - ![](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:CMH,to:Princeton, Iowa, United States of America,departure:22/02/2026TANYT&leg2=from:Princeton, Iowa, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](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:CMH,to:Princeton, Iowa, United States of America,departure:22/02/2026TANYT&leg2=from:Princeton, Iowa, United States of America,to:CMH,departure:01/03/2026TANYT&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.ca/Flights-Search?leg1=from:CMH,to:Princeton, Iowa, United States of America,departure:22/02/2026TANYT&leg2=from:Princeton, Iowa, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Princeton, Iowa, United States of America,departure:22/02/2026TANYT&leg2=from:Princeton, Iowa, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_QR.svg) Qatar Airways [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Princeton, Iowa, United States of America,departure:22/02/2026TANYT&leg2=from:Princeton, Iowa, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Princeton, Iowa, United States of America,departure:22/02/2026TANYT&leg2=from:Princeton, Iowa, United States of America,to:CMH,departure:01/03/2026TANYT&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_LH.svg) Lufthansa [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Princeton, Iowa, United States of America,departure:22/02/2026TANYT&leg2=from:Princeton, Iowa, United States of America,to:CMH,departure:01/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![](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 rewards [Sign in](https://www.expedia.ca/login) ## How much is the cheapest flight to Princeton? Prices were available within the past 7 days and start at CA $318 for one-way flights and CA $344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, Apr 7 - Tue, Apr 14 BOS Boston MLI Moline CA $344 Roundtrip found 6 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BOS,to:MLI,departure:07/04/2026TANYT&leg2=from:MLI,to:BOS,departure:14/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:343.50&airProductToken=AQpECiAIxJgBEgM5NzMYwZMBIOBcKO7biQMwod2JAzhFQABYAQogCMSYARIENDk1OBjgXCDsQij13YkDMOzeiQM4RUABWAEKRQogCMSYARIENDk1OBjsQiDgXCj0rYoDMOyuigM4RUAAWAEKIQjEmAESBDIyNjkY4FwgwZMBKLCvigMwzrCKAzhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, May 13 - Wed, May 20 SEA Seattle MLI Moline CA $422 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:MLI,departure:13/05/2026TANYT&leg2=from:MLI,to:SEA,departure:20/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:422.00&airProductToken=AQpmCjEIwYIBEgQyNzQxGJIBIK4cKKPzjAMwsfWMAzhCQABYAWoFQkFTSUNyCE9WRkhaTkJWCjEIwYIBEgQ0OTY0GK4cIOxCKOD2jAMwpveMAzhCQAFYAWoFQkFTSUNyCE9WRkhaTkJWCmYKMQjBggESBDYzMzkY7EIgrhwozMONAzCmxI0DOEJAAFgBagVCQVNJQ3IIT1ZGSFpOQlYKMQjBggESBDEyODgYrhwgkgEoo8WNAzC3x40DOEJAAVgBagVCQVNJQ3IIT1ZGSFpOQlYSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Thu, Apr 9 - Mon, Apr 13 BOS Boston MLI Moline CA $491 Roundtrip found 6 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BOS,to:MLI,departure:09/04/2026TANYT&leg2=from:MLI,to:BOS,departure:13/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:490.80&airProductToken=AQpFCiEI1YIBEgQxNDE0GMGTASCuHCj474kDMKvxiQM4S0AAWAEKIAjVggESBDU1NjgYrhwg7EIo2fGJAzCi8okDOEtAAVgBCkUKIAjVggESBDU5NDgY7EIgrhwo06OKAzCfpIoDOEtAAFgBCiEI1YIBEgQxNzc5GK4cIMGTASjWpIoDMOuligM4S0ABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, May 13 - Wed, May 20 SEA Seattle MLI Moline CA $757 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:MLI,departure:13/05/2026TANYT&leg2=from:MLI,to:SEA,departure:20/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:756.30&airProductToken=AQprCi0IwaYBEgM0MDkYkgEgrhwogfOMAzCD9YwDOFFAAFgBagJQTXIIUVVGSFpOTTMKOgjBpgESBDQyMTgYrhwg7EIo4PaMAzCm94wDOEdAAVgBagJQTXIIUVVGSFpOTTN6CgjBggESBDQyMTgKawo6CMGmARIENjgwMhjsQiCuHCinvY0DMPW9jQM4U0AAWAFqAlBNcghTMEZXVU5NMXoKCMGCARIENjgwMgotCMGmARIDNTE1GK4cIJIBKLi-jQMw0cCNAzhTQAFYAWoCUE1yCFMwRldVTk0xEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Sat, Jun 13 - Mon, Jun 22 YYC Calgary MLI Moline CA $810 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:MLI,departure:13/06/2026TANYT&leg2=from:MLI,to:YYC,departure:22/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:809.60&airProductToken=AQpECiAI16YBEgQxNTkwGJgWIOBcKMzMjwMw1c6PAzhMQABYAQogCNemARIENjcxNhjgXCDsQijIz48DMMHQjwM4TEABWAEKRAogCNemARIENjUwMBjsQiDgXCigs5ADMJm0kAM4TEAAWAEKIAjXpgESBDE1OTEY4FwgmBYo27WQAzD4t5ADOExAAVgBEgoIARABGAEqAldTGAEiBAgBEAEoBDAB) Expedia.ca gives you the best tools to secure great deals on flights to Princeton. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Princeton. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Princeton. Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Princeton flights with full confidence knowing that you've found the best deal online. Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Princeton. Looking to save even more? Get additional savings by bundling your Princeton flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Princeton trip! ## Frequently asked questions ### What is the name of Princeton's airport? ### How many airlines fly to Princeton? ### Which airlines fly to Princeton? ### How many nonstop flights are there to Princeton? ### Where are the most popular flights to Princeton departing from? ### How long is the flight to Princeton Airport? ### How to book the cheapest flight to Princeton? ### How to survive the flight to Princeton? > - Firstly, and most importantly, pack in your passport, important documents, credit cards and medications. Next, you'll need some in-flight entertainment to help pass the time. A juicy novel and a laptop crammed with your favorite movies are some fantastic options. If you intend to catch more than just forty winks, a neck pillow and a pair of noise-canceling headphones will also come in handy. Finally, leave some space for a toothbrush and some cleansing wipes to ensure you arrive at your destination feeling fresh and raring to go. > > > Do not pack the following items in your hand luggage: > > > - Check carefully that you don't have a Swiss Army knife hiding in the bottom of your carry-on luggage. Other prohibited items include flammable or explosive substances, such as fuel and fireworks, and gels and liquids in containers larger than 3.4 ounces (100 milliliters). > > > What to wear on a flight: > > > - Comfort should be your main priority when picking what to wear on board. Consider your choice of footwear carefully too, as swelling of the feet and ankles are a common side effect of flying. Slightly roomy, flat shoes are your best bet. > - The result of lengthy periods of inactivity, DVT (deep vein thrombosis) is a serious condition that can affect passengers on long-haul flights. The great news is there are ways to reduce your risk of developing it. Keep your fluids up, get up and wander the aisles as often as possible and wear compression tights or socks. ### How to get through airport security fast when flying to Princeton? > - Be sure to have your ID and boarding pass easily accessible. They're the first things you'll be asked for by security. > - Next up, both you and your hand luggage will be X-rayed. To make the process quick and painless, remove anything that is likely to trigger the alarm. Items such as your belt, coat and earphones will be required to go through the machine. > - All electronic devices, including your laptop and phone, must also be separately scanned. > - Any gels or liquids, such as shampoo or hairspray, that you want to take on board need to be in containers no larger than 3.4 ounces (100 milliliters). Also, everything must fit inside a quart-size (one liter), zip-lock bag. > - Choosing your footwear wisely can save you a few precious minutes. Boots and heavy shoes are often required to be removed and separately scanned. Slip-on shoes are usually not. > - Sharp items like knives are prohibited in the cabin. They'll be seized at security, so pack them safely away in your checked bags. __Flights to Princeton information__ | Destination airport | Quad City Intl. | | ----------------------------- | --------------- | | Destination airport IATA code | MLI | | Destination city name | Moline | | Roundtrip price | CA $344 | ## Trending flights to Princeton Prices were available within the past 7 days and start at CA $318 for one-way flights and CA $344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Sep 29 - Sat, Oct 3 YYC Calgary MLI Moline CA $542 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:MLI,departure:29/09/2026TANYT&leg2=from:MLI,to:YYC,departure:03/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:541.78&airProductToken=AQpmCjEIwYIBEgQyMzg5GJgWIK4cKMiOmQMwlZCZAzhCQABYAWoFQkFTSUNyCE9XQUNaTkJYCjEIwYIBEgQzNTcwGK4cIOxCKJSSmQMw05KZAzhCQAFYAWoFQkFTSUNyCE9WRkhaTkJYCmYKMQjBggESBDM0ODYY7EIgrhwonbqZAzDkupkDOEJAAFgBagVCQVNJQ3IIT1ZGSFpOQlgKMQjBggESBDE2MzIYrhwgmBYotb6ZAzCgwJkDOEJAAVgBagVCQVNJQ3IIT1dBQ1pOQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) \*Available to Expedia members.