The cheapest times to fly from SPI to GEG are

  • January 1st to March 4th (except the weeks of February 5th and February 19th)
  • April 16th to May 13th
  • August 13th to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SPI to GEG is mid to late September. Prices can be as high as $790 for Sunday flights during late December, or as low as $374 for Tuesday flights around mid to late September.


When to Fly to Spokane

Flying from Springfield, IL (SPI) to Spokane, WA (GEG) will usually cost between $413 to $725 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $457. Due to high demand the most expensive time to fly is late December, with an average price of $701. Planning your trip to low-cost times can easily save you $245 on economy flights and even more on first-class flights. Generally, any price below $596 can be considered a good price for a round-trip SPI to GEG flight.

See below for a graph of average weekly prices for the SPI to GEG route. All prices are for round-trip tickets in USD.

SPI to GEG Flight Prices

Compared to other flights, the SPI to GEG flight is cheaper than the average and costs less than the average flight leaving from Springfield. The average price per mile (for a direct flight) is $0.25, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $177 (27%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $479. Return trip prices are from the GEG to SPI flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SPI to GEG can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 3 hour 39 minutes may not be realistic.


Flight Hacking SPI to GEG

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from SPI to GEG — but Champion Traveler does!

Hack #1: Chicago, IL (SPI > ORD > GEG)

  • Price for both tickets: $506
  • Average savings: $90 (15.11%)

See SPI to ORD flights

Hack #2: Seattle, WA (SPI > SEA > GEG)

  • Price for both tickets: $565
  • Average savings: $31 (5.21%)

See SPI to SEA flights


Flight Questions Answered

Still have questions about flying from SPI to GEG? We’ve got answers.

Which airlines fly this route?

You can find 4 major airlines flying this route most often: Alaska, American, Delta, United, and potentially more during busy seasons.

How far away is it from Spokane International Airport to Abraham Lincoln Capital Airport?

The distance between the two airports is roughly 1481 miles or 2383 kilometers.

How long does it take to fly from SPI to GEG?

The real-world flight time for a nonstop SPI to GEG flight is about 3 hour 39 minutes.

How many flights go between Springfield, IL and Spokane, WA?

It depends on the day of the week and the date, but a typical day might have around 25 available flights from SPI to GEG.


Airport Location Info


Departing Airport

Origination code SPI
Origination airport name Abraham Lincoln Capital Airport
City Springfield, IL
Country the United States
Latitude 39.8
Longitude -89.7

Return Airport

Destination code GEG
Destination airport name Spokane International Airport
City Spokane, WA
Country the United States
Latitude 47.6
Longitude -117.5


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.