$204 Find Cheap Flights from Redmond to Illinois - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Redmond to Illinois departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Redmond to Illinois

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Chicago
Chicago1 stop$407
St. Louis
St. Louis2 stops$384
Chicago
Chicago1 stop$407
St. Louis
St. Louis2 stops$384

Book Cheap Redmond to Illinois Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Redmond to Illinois that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Redmond to Illinois

Sat, Oct 17 - Wed, Oct 28
Delta Logo
7:26 pm - 9:15 am
RDM
-
STL
11h 49m
2 stops
Delta Logo
6:40 am - 6:46 pm
STL
-
RDM
14h 06m
2 stops
$384Delta
Fri, Oct 16 - Mon, Oct 19
Delta Logo
7:26 pm - 9:15 am
RDM
-
STL
11h 49m
2 stops
Delta Logo
2:22 pm - 11:06 pm
STL
-
RDM
10h 44m
2 stops
$393Delta
Fri, Oct 16 - Wed, Oct 28
Delta Logo
7:26 pm - 1:32 pm
RDM
-
STL
16h 06m
2 stops
Delta Logo
12:30 pm - 6:46 pm
STL
-
RDM
8h 16m
2 stops
$394Delta
Sat, Oct 17 - Fri, Oct 30
Delta Logo
6:20 am - 8:59 pm
RDM
-
STL
12h 39m
2 stops
Delta Logo
7:55 am - 6:46 pm
STL
-
RDM
12h 51m
2 stops
$403Delta
Fri, Oct 16 - Thu, Oct 29
Delta Logo
7:26 pm - 1:32 pm
RDM
-
STL
16h 06m
2 stops
Delta Logo
2:22 pm - 11:06 pm
STL
-
RDM
10h 44m
2 stops
$404Delta
Sat, Oct 24 - Tue, Oct 27
American Airlines Logo
3:00 pm - 12:35 am
RDM
-
ORD
7h 35m
1 stop
American Airlines Logo
6:48 am - 1:44 pm
ORD
-
RDM
8h 56m
1 stop
$407American Airlines
Sat, Oct 17 - Wed, Oct 28
Delta Logo
5:15 am - 1:32 pm
RDM
-
STL
6h 17m
1 stop
Delta Logo
6:40 am - 11:06 pm
STL
-
RDM
18h 26m
2 stops
$409Delta
Thu, Sep 10 - Tue, Sep 15
United Airlines Logo
1:03 pm - 10:46 pm
RDM
-
ORD
7h 43m
1 stop
United Airlines Logo
3:56 pm - 9:11 pm
ORD
-
RDM
7h 15m
1 stop
$416United Airlines
Wed, Oct 7 - Sat, Oct 10
Alaska Airlines Logo
1:35 pm - 11:59 pm
RDM
-
STL
8h 24m
1 stop
Alaska Airlines Logo
6:02 am - 12:38 pm
STL
-
RDM
8h 36m
1 stop
$425Alaska Airlines
Tue, Oct 27 - Sat, Oct 31
Alaska Airlines Logo
6:00 am - 2:53 pm
RDM
-
ORD
6h 53m
1 stop
Alaska Airlines Logo
7:00 am - 12:38 pm
ORD
-
RDM
7h 38m
1 stop
$427Alaska Airlines
Booking Insights

KAYAK's insights & trends for Redmond to Illinois flights

Get data-powered insights and trends into flights from Redmond to Illinois to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Redmond to Illinois?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Redmond to Illinois departing in October.

Flight prices are below average for this route right now.

Flights to Illinois from Redmond usually cost between $468 and $738 in October.
The lowest price found in the past 5 days was $407 on American Airlines (Oct 24-Oct 27).

What is the cheapest month to fly from Redmond to Illinois?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Redmond to Illinois, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Redmond to Illinois is December, when tickets cost $324 (return) on average. On the other hand, the most expensive months are February and June, when the average cost of round-trip tickets is $572 and $524 respectively.

Find deals

Good to know

Low season

January

Cheapest flight

$204
Best time to beat the crowds but there is an average 9% increase in price.
Most popular time to fly and prices are also 8% lower on average.
Flight from Redmond to Chicago O'Hare Airport

FAQs - booking Illinois flights

  • How does KAYAK find such low prices on flights from Redmond to Illinois?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Redmond to Illinois.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Redmond to Illinois?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Redmond to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Redmond to Illinois?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Redmond to Illinois with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Redmond to Illinois?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Redmond to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Redmond to Illinois

Information on your arrival and departure airports

Redmond (RDM)