Cheap flights to Knox County

View €285 flight on Sun, 24 May 2026Opens in a new window

Popular airlines to Knox County

  • American Airlines

  • Delta

  • United

  • Alaska Airlines

  • Lufthansa

  • KLM

  • Air France

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Cheap round-trip flights to Knox County

Prices were available within the past 7 days and start at €285 for one-way flights and €256 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, 24 May - Sat, 30 May
PHX
Phoenix
MLI
Moline
€256 Return, found 16 hours ago
€256
Return
found 16 hours ago
Select American Airlines flight, departing Sun, 24 May from Phoenix to Moline, returning Sat, 30 May, priced at €256 found 16 hours ago
Delta
Wed, 13 May - Mon, 18 May
TPA
Tampa
MLI
Moline
€303 Return, found 1 day ago
€303
Return
found 1 day ago
Select Delta flight, departing Wed, 13 May from Tampa to Moline, returning Mon, 18 May, priced at €303 found 1 day ago
American Airlines
Sun, 24 May - Sat, 30 May
PHX
Phoenix
MLI
Moline
€303 Return, found 16 hours ago
€303
Return
found 16 hours ago
Select American Airlines flight, departing Sun, 24 May from Phoenix to Moline, returning Sat, 30 May, priced at €303 found 16 hours ago
American Airlines
Sun, 24 May - Sat, 30 May
PHX
Phoenix
MLI
Moline
€324 Return, found 16 hours ago
€324
Return
found 16 hours ago
Select American Airlines flight, departing Sun, 24 May from Phoenix to Moline, returning Sat, 30 May, priced at €324 found 16 hours ago
Delta
Wed, 13 May - Mon, 18 May
TPA
Tampa
MLI
Moline
€341 Return, found 1 day ago
€341
Return
found 1 day ago
Select Delta flight, departing Wed, 13 May from Tampa to Moline, returning Mon, 18 May, priced at €341 found 1 day ago
American Airlines
Wed, 13 May - Mon, 18 May
TPA
Tampa
MLI
Moline
€352 Return, found 1 day ago
€352
Return
found 1 day ago
Select American Airlines flight, departing Wed, 13 May from Tampa to Moline, returning Mon, 18 May, priced at €352 found 1 day ago
American Airlines
Sun, 24 May - Sat, 30 May
PHX
Phoenix
MLI
Moline
€354 Return, found 16 hours ago
€354
Return
found 16 hours ago
Select American Airlines flight, departing Sun, 24 May from Phoenix to Moline, returning Sat, 30 May, priced at €354 found 16 hours ago
American Airlines
Sun, 24 May - Sat, 30 May
PHX
Phoenix
MLI
Moline
€361 Return, found 16 hours ago
€361
Return
found 16 hours ago
Select American Airlines flight, departing Sun, 24 May from Phoenix to Moline, returning Sat, 30 May, priced at €361 found 16 hours ago
American Airlines
Wed, 13 May - Mon, 18 May
TPA
Tampa
MLI
Moline
€375 Return, found 1 day ago
€375
Return
found 1 day ago
Select American Airlines flight, departing Wed, 13 May from Tampa to Moline, returning Mon, 18 May, priced at €375 found 1 day ago
United
Wed, 13 May - Mon, 18 May
TPA
Tampa
MLI
Moline
€380 Return, found 1 day ago
€380
Return
found 1 day ago
Select United flight, departing Wed, 13 May from Tampa to Moline, returning Mon, 18 May, priced at €380 found 1 day ago

Frequently asked questions

How do I find cheap flights to Knox County that have flexible change policies?
Search for low-cost seats to Knox County, then mark the "No change fee" box below the "Flexible change policies" heading. It's that simple. We know that travel plans can change and flexibility matters, so you can book with confidence with Expedia.
Which airlines fly to Knox County?
Dig out your suitcase and choose from these major airlines that have flights into or near Knox County:

  • American Airlines - 121 flights to or near Knox County each month, including 121 flights to Quad City Intl. Airport (MLI) per month.
  • United Airlines - 108 flights to or near Knox County each month, including 108 flights to Quad City Intl. Airport (MLI) per month.
  • Delta Air Lines - 60 flights to or near Knox County each month, including 60 flights to Quad City Intl. Airport (MLI) per month.

How can I find cheap tickets to Knox County?
Book well ahead of time, fly with budget airlines, use miles or points — there are lots of ways! Another one is to use Expedia's "flexible dates" function. Find a Knox County flight, then check out the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Knox County was €256.
How much is a flight to Knox County?
In the last seven days, return airfares to Knox County sold from just €256 and peaked at €388. For one-way fares departing from Phoenix (PHX), the lowest amount paid during this same period was €285.
What are the most popular airports to fly into in Knox County?
Start planning your Knox County getaway by securing a seat on one of the 325 flights per month to Quad City Intl. Airport (MLI). This is the region's principal gateway.
How much is a plane ticket to Knox County?
In the last seven days, flights to Knox County ranged from €256 to €388.
What is the best time to go to Knox County?
A fantastic time to explore Knox County, along with the top city of Galesburg, is during the busy months of March, April and June. Summer here starts June 20, and you can expect average temperatures of between 18ºC and 27ºC if you travel then. This warmer weather is ideal for touring around this city's sights.
What months are the cheapest to book a flight to Knox County?
Snap up your ticket in February for incredible flight deals to Knox County. The festive month of December is typically the most expensive time to buy an airfare.

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