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$164+ Cheap flights from Pasco (PSC) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
PSC — ORD
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Pasco to Illinois

Keep the following information in mind while searching for Pasco to Illinois flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$223
(Delta)

One-way from

$164
(American Airlines)

Popular in

March

Cheapest in

April

Average price

$346
Provider with most accurate pricing for Pasco Tri Cities-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Pasco Tri Cities-Chicago (CHI) flights.
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From Pasco Tri Cities to Illinois
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One-way flight from Pasco Tri Cities to Illinois
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High demand for flights, 6% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Pasco to Illinois

Cheapest flights from Pasco to Illinois
Explore the most affordable flight options available from Pasco to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/185:00 amPSC - ORD
1 stop6h 24mDelta
mié. 3/267:30 amORD - PSC
1 stop18h 29mDelta
Deal found 2/19$223
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/185:45 pmPSC - MDW
2 stops13h 00mDelta
mié. 3/261:16 pmMDW - PSC
2 stops12h 43mDelta
Deal found 2/19$234
This Alaska Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/118:43 amPSC - ORD
1 stop7h 17mAlaska Airlines
lun. 3/175:54 pmORD - PSC
1 stop29h 19mAlaska Airlines
Deal found 2/18$324
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/115:00 pmPSC - STL
1 stop5h 37mDelta
jue. 5/156:30 amSTL - PSC
2 stops11h 49mDelta
Deal found 2/19$401
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/112:33 pmPSC - STL
1 stop7h 22mAmerican Airlines
jue. 5/158:04 amSTL - PSC
1 stop13h 53mAmerican Airlines
Deal found 2/19$423
This Hawaiian Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/197:27 pmPSC - ORD
1 stop8h 13mHawaiian Airlines
vie. 5/236:00 amORD - PSC
1 stop7h 02mHawaiian Airlines
Deal found 2/20$457
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/153:15 pmPSC - ORD
1 stop7h 29mAmerican Airlines
sáb. 4/57:10 amORD - PSC
1 stop8h 25mAmerican Airlines
Deal found 2/18$463
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/231:44 pmPSC - ORD
1 stop19h 54mUnited Airlines
sáb. 3/292:35 pmORD - PSC
1 stop8h 27mUnited Airlines
Deal found 2/19$516
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/199:51 amPSC - ORD
3 stops27h 51mMultiple Airlines
vie. 5/233:21 pmORD - PSC
2 stops20h 45mMultiple Airlines
Deal found 2/20$532
This Alaska Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/1111:31 amPSC - STL
2 stops10h 24mAlaska Airlines
jue. 5/155:00 amSTL - PSC
2 stops12h 12mAlaska Airlines
Deal found 2/19$653

Find flights from Pasco to Illinois within your budget

Customize your flight search to find flights from Pasco to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 20, 2025.

Fly from

Pasco

Fly to

Illinois

Route

Depart

Return

Price

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

mar. 3/18

5:00 am-1:24 pm

1 stop6h 24m

Chicago O'Hare Intl

mié. 3/26

7:30 am-11:59 pm

1 stop18h 29m

$223

PascoChicago

PSC - MDW

PSCMDW

Pasco Tri Cities

mar. 3/18

5:45 pm-8:45 am

2 stops13h 00m

Chicago Midway

mié. 3/26

1:16 pm-11:59 pm

2 stops12h 43m

$234

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

mar. 3/11

8:43 am-6:00 pm

1 stop7h 17m

Chicago O'Hare Intl

lun. 3/17

5:54 pm-9:13 pm

1 stop29h 19m

$324

PascoSt. Louis

PSC - STL

PSCSTL

Pasco Tri Cities

dom. 5/11

5:00 pm-12:37 am

1 stop5h 37m

Lambert-St Louis

jue. 5/15

6:30 am-4:19 pm

2 stops11h 49m

$401

PascoSt. Louis

PSC - STL

PSCSTL

Pasco Tri Cities

dom. 5/11

2:33 pm-11:55 pm

1 stop7h 22m

Lambert-St Louis

jue. 5/15

8:04 am-7:57 pm

1 stop13h 53m

$423

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

lun. 5/19

7:27 pm-5:40 am

1 stop8h 13m

Chicago O'Hare Intl

vie. 5/23

6:00 am-11:02 am

1 stop7h 02m

$457

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

sáb. 3/15

3:15 pm-12:44 am

1 stop7h 29m

Chicago O'Hare Intl

sáb. 4/5

7:10 am-1:35 pm

1 stop8h 25m

$463

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

dom. 3/23

1:44 pm-11:38 am

1 stop19h 54m

Chicago O'Hare Intl

sáb. 3/29

2:35 pm-9:02 pm

1 stop8h 27m

$516

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

lun. 5/19

9:51 am-3:42 pm

3 stops27h 51m

Chicago O'Hare Intl

vie. 5/23

3:21 pm-10:06 am

2 stops20h 45m

$532

PascoSt. Louis

PSC - STL

PSCSTL

Pasco Tri Cities

dom. 5/11

11:31 am-11:55 pm

2 stops10h 24m

Lambert-St Louis

jue. 5/15

5:00 am-3:12 pm

2 stops12h 12m

$653

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 14 results
1
2

Best time to book a flight from Pasco to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Pasco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Pasco to Illinois

Get recent, data-driven insights about flights from Pasco to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Pasco to Illinois?

Currently, August is the cheapest month in which you can book a flight from Pasco to Illinois (average of $245). Flying from Pasco to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PSC to IL?

Find hourly flight availability from Pasco to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pasco to Illinois as you normally would.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated febrero 20, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Pasco to Illinois have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines
8.0
Very good
9,692 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Delta
8.0
Very good
8,220 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Hawaiian Airlines
7.9
Good
2,317 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

United Airlines
7.4
Good
8,766 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Pasco to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Pasco to Illinois?

    For a flight from Pasco to Illinois, you will be flying from Tri Cities. Pasco Tri Cities (PSC) is just 1.9 mi from the center of the city.

  • What are the cheapest airlines to fly from Pasco to Illinois one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $164. Delta flights start at $237 while deals on United Airlines start at $738 one-way.

  • What are the most popular routes from Pasco to Illinois?

    When deciding which route to take from Pasco to Illinois consider Pasco Tri Cities - Chicago O'Hare Intl, Pasco Tri Cities - Chicago Midway or Pasco Tri Cities - Lambert-St Louis as they are the most popular.

  • Can I find deals for flights from Pasco to Illinois that include hotel bookings?

    Yes. In addition to deals on Pasco to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pasco to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pasco to Illinois.

  • Can I find deals for business class flights from Pasco to Illinois?

    Yes. Cheapflights offers flight deals from Pasco to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pasco to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Pasco to Illinois (average of $245). Flying from Pasco to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Pasco to Illinois

Discover the top 2 airlines that operate flights from Pasco to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$243Average$415FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$367Average$524FlexibilityNo cancel feeOn-time75%
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