---
title: "Cheap Flights from Peoria (PIA) to Kos (KGS)"
description: "Cheap Flights from Peoria (PIA) to Kos (KGS) start at for one-way and for round trip. Earn your airline miles on top of our rewards!"
canonical: "https://www.expedia.ca/lp/flights/pia/kgs/peoria-to-kos"
language: en-CA
market: CA
currency: CAD
prices_as_of: 2026-11-14T07:28:24Z
---

# Cheap Flights from Peoria (PIA) to Kos (KGS)
![Ancient ruins with stone columns and scattered trees.](https://images.trvl-media.com/place/6029116/5d492066-2f4a-422d-ae12-8d6e8a7c3977.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

## Popular airlines from Peoria, IL (PIA-Greater Peoria Regional) to Kos (KGS-Kos Island Intl.)

[Air Canada](https://www.expedia.ca/Flights-Search?leg1=from:PIA,to:KGS,departure:28/11/2026TANYT&leg2=from:KGS,to:PIA,departure:05/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}])

[WestJet](https://www.expedia.ca/Flights-Search?leg1=from:PIA,to:KGS,departure:28/11/2026TANYT&leg2=from:KGS,to:PIA,departure:05/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}])

[Flair Airlines](https://www.expedia.ca/Flights-Search?leg1=from:PIA,to:KGS,departure:28/11/2026TANYT&leg2=from:KGS,to:PIA,departure:05/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}])

[American Airlines](https://www.expedia.ca/Flights-Search?leg1=from:PIA,to:KGS,departure:28/11/2026TANYT&leg2=from:KGS,to:PIA,departure:05/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}])

[United](https://www.expedia.ca/Flights-Search?leg1=from:PIA,to:KGS,departure:28/11/2026TANYT&leg2=from:KGS,to:PIA,departure:05/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}])

[Delta](https://www.expedia.ca/Flights-Search?leg1=from:PIA,to:KGS,departure:28/11/2026TANYT&leg2=from:KGS,to:PIA,departure:05/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}])

[Porter Airlines](https://www.expedia.ca/Flights-Search?leg1=from:PIA,to:KGS,departure:28/11/2026TANYT&leg2=from:KGS,to:PIA,departure:05/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}])

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## Book with confidence

### Peoria to Kos Flights

#### The easy way to book your flights from Peoria to Kos

With Expedia, it’s simple to find and book flights to Kos from Peoria 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 Kos Island 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 Peoria to Kos today, tomorrow, or this week.

#### Save dollars with cheap flights from Greater Peoria Regional, PIA to Kos Island Intl., KGS

Sort your search results by price to find great deals on your flight from Peoria to Kos—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Kos from Peoria 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 Kos
- 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 Kos from Peoria

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 Kos with Expedia today.

## Frequently Asked Questions

### How much is a flight from PIA to KGS?

The lowest price advertised for a round-trip flight between Peoria Intl. Airport and KGS is . But you better act quick. This figure is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

### Do I need to pay a cancellation fee if I cancel my flight from PIA to Kos Airport?

This can differ between air carriers, as each one has its own terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are simple instructions on how to cancel online.

### How do I find cheap flights from Peoria Intl. Airport to Kos Airport that have flexible change policies?

Flights from Greater Peoria Regional Airport (PIA) to Kos Island Intl. Airport (KGS) offering flexible change policies are available with many carriers. Simply use our "No change fees" filter when searching. You'll only need to pay the fare difference, with no extra fees to worry about.

### How far is the flight from PIA to KGS?

Peoria to Kos is around 9,300 kilometres, so get ready to spend quite a while in the air. Don't forget to pack all the essentials, from your toothbrush to your hairbrush. Throw in a few snacks to nibble on throughout your journey too.

### Which airlines fly direct from PIA to Kos Airport?

Right now, no airlines offer direct flights from PIA to Kos Airport. You'll have to book a flight with one or more stops. To get the best connections and price, lock in your fare well ahead of time.

### Are Greater Peoria Regional Airport (PIA) to Kos Island Intl. Airport (KGS) flight tickets cheaper when they're purchased at the last minute?

Flight prices from PIA to Kos Island Intl. Airport (KGS) are available up to 12 months prior to departure on Expedia. And although you may occasionally nab great last-minute deal, it's not something you should bank on. Also, booking your flights in advance means you'll have more options — and you can avoid ending up with the dreaded middle seat! We frequently update our fares to make sure you get the biggest bargains, so check back often for all the latest specials.

## Travel information

| Origin airport      | Peoria, IL    |
| ------------------- | ------------- |
| Destination airport | Kos           |
| Distance            | 9,261 km away |

## Explore a world of travel with Expedia

- [Lodging](?equalTargetTab=tab-0)
- [Flights](?equalTargetTab=tab-1)
- [Packages](?equalTargetTab=tab-2)
- [Cars](?equalTargetTab=tab-3)
- [Things to do](?equalTargetTab=tab-4)
- [Mastichari Hotels](https://www.expedia.ca/Mastichari-Hotels.d6052010.Travel-Guide-Hotels)
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- [Flights from Washington (IAD) to Kos (KGS)](https://www.expedia.ca/lp/flights/iad/kgs/washington-to-kos)
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- [Flights to Kefalos](https://www.expedia.ca/Cheap-Flights-To-Kefalos.d6142040.Travel-Guide-Flights)
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- [Flights from Dalaman (DLM) to Kos (KGS)](https://www.expedia.ca/lp/flights/dlm/kgs/dalaman-to-kos)
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- [Flights from Leipzig (LEJ) to Kos (KGS)](https://www.expedia.ca/lp/flights/lej/kgs/leipzig-to-kos)
- [Flights from Sacramento (SMF) to Kos (KGS)](https://www.expedia.ca/lp/flights/smf/kgs/sacramento-to-kos)
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- [Flights from Shenzhen (SZX) to Kos (KGS)](https://www.expedia.ca/lp/flights/szx/kgs/shenzhen-to-kos)
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- [Flights from Barcelona (BCN) to Kos (KGS)](https://www.expedia.ca/lp/flights/bcn/kgs/barcelona-to-kos)
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- [Plaka Forest](https://www.expedia.ca/Plaka-Forest-Kos.d6203260.Vacation-Attraction)
- [Visit Kefalos](https://www.expedia.ca/Kefalos.dx6142040)
- [Rental cars Kos Island Intl. airport](https://www.expedia.ca/Car-Rentals-In-Kos-Island-Intl.d6029116.Car-Rental-Guide)
- [Things to do in Linopotis](https://www.expedia.ca/Things-To-Do-In-Linopotis.d3000479590.Travel-Guide-Activities)

\*Available to Expedia members.

## Other language versions

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