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Cheap flights from Pasco to Illinois from $137

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pasco to Illinois departing on 12/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Pasco to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Hawaiian Airlines Logo
9:00 am - 5:50 pmPSC-ORD
6h 50m1 stop
Hawaiian Airlines Logo
6:50 pm - 12:04 amORD-PSC
7h 14m1 stop
$236Hawaiian Airlines
Find Deal
Tue, Mar 10 - Wed, Mar 11
Delta Logo
11:31 am - 10:43 pmPSC-ORD
9h 12m2 stops
Delta Logo
5:29 pm - 10:49 pmORD-PSC
7h 20m1 stop
$242Delta
Find Deal
Sat, Dec 6 - Sat, Dec 13
Delta Logo
5:50 am - 6:06 pmPSC-MDW
10h 16m2 stops
Delta Logo
1:50 pm - 7:52 pmMDW-PSC
8h 02m1 stop
$242Delta
Find Deal
Sat, Dec 6 - Sat, Dec 13
American Airlines Logo
2:47 pm - 12:23 amPSC-ORD
7h 36m1 stop
American Airlines Logo
5:00 am - 1:33 pmORD-PSC
10h 33m1 stop
$246American Airlines
Find Deal
Sun, Feb 1 - Tue, Feb 3
Delta Logo
11:31 am - 10:43 pmPSC-ORD
9h 12m2 stops
Delta Logo
9:49 am - 7:52 pmORD-PSC
12h 03m2 stops
$247Delta
Find Deal
Sat, Dec 6 - Sat, Dec 13
Delta Logo
5:50 am - 6:06 pmPSC-MDW
10h 16m2 stops
Delta Logo
1:50 pm - 10:59 pmMDW-PSC
11h 09m2 stops
$247Delta
Find Deal
Sat, Dec 6 - Sat, Dec 13
Alaska Airlines Logo
5:59 am - 11:50 pmPSC-ORD
15h 51m1 stop
Alaska Airlines Logo
3:35 pm - 8:57 pmORD-PSC
7h 22m1 stop
$269Alaska Airlines
Find Deal
Wed, Jan 14 - Sat, Jan 17
Alaska Airlines Logo
9:00 am - 5:50 pmPSC-ORD
6h 50m1 stop
Alaska Airlines Logo
7:45 am - 8:56 pmORD-PSC
15h 11m1 stop
$270Alaska Airlines
Find Deal
Sat, Feb 21 - Sun, Mar 1
Multiple Airlines Logo
9:18 pm - 2:29 pmPSC-STL
39h 11m2 stops
Multiple Airlines Logo
9:54 pm - 3:51 pmSTL-PSC
19h 57m1 stop
$397Multiple Airlines
Find Deal
Fri, Nov 21 - Tue, Nov 25
Multiple Airlines Logo
9:18 pm - 5:32 amPSC-ORD
30h 14m1 stop
Multiple Airlines Logo
8:39 pm - 3:51 pmORD-PSC
21h 12m1 stop
$415Multiple Airlines
Find Deal
Fri, Nov 21 - Tue, Nov 25

Hawaiian Airlines flights from Pasco to Illinois

Our best Hawaiian Airlines deals on Pasco to Illinois flight tickets
Hawaiian Airlines
Mar 10
PSC9:00 amPasco Tri Cities
6h 50m
1 stop
ORD5:50 pmChicago O'Hare Intl
Mar 11
ORD6:50 pmChicago O'Hare Intl
7h 14m
1 stop
PSC12:04 amPasco Tri Cities
$236
Find similar
Hawaiian Airlines
Mar 3
PSC1:40 pmPasco Tri Cities
8h 16m
1 stop
STL11:56 pmLambert-St Louis
Mar 4
STL2:55 pmLambert-St Louis
8h 01m
1 stop
PSC8:56 pmPasco Tri Cities
$322
Find similar

Delta flights from Pasco to Illinois

Our best Delta deals on Pasco to Illinois flight tickets
Delta
Dec 6
PSC11:31 amPasco Tri Cities
9h 12m
2 stops
ORD10:43 pmChicago O'Hare Intl
Dec 13
ORD5:29 pmChicago O'Hare Intl
7h 20m
1 stop
PSC10:49 pmPasco Tri Cities
$242
Find similar
Delta
Dec 6
PSC11:31 amPasco Tri Cities
9h 12m
2 stops
ORD10:43 pmChicago O'Hare Intl
Dec 13
ORD9:49 amChicago O'Hare Intl
12h 03m
2 stops
PSC7:52 pmPasco Tri Cities
$247
Find similar
Delta
Feb 1
PSC5:05 amPasco Tri Cities
6h 17m
1 stop
ORD1:22 pmChicago O'Hare Intl
Feb 3
ORD6:12 amChicago O'Hare Intl
12h 41m
2 stops
PSC4:53 pmPasco Tri Cities
$252
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Pasco to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Tue 3/10

9:00 am-5:50 pm

1 stop6h 50m

Chicago O'Hare Intl

Wed 3/11

6:50 pm-12:04 am

1 stop7h 14m

$236

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Sat 12/6

11:31 am-10:43 pm

2 stops9h 12m

Chicago O'Hare Intl

Sat 12/13

5:29 pm-10:49 pm

1 stop7h 20m

$242

PascoChicago

PSC - MDW

PSCMDW

Pasco Tri Cities

Sat 12/6

5:50 am-6:06 pm

2 stops10h 16m

Chicago Midway

Sat 12/13

1:50 pm-7:52 pm

1 stop8h 02m

$242

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Sun 2/1

2:47 pm-12:23 am

1 stop7h 36m

Chicago O'Hare Intl

Tue 2/3

5:00 am-1:33 pm

1 stop10h 33m

$246

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Sat 12/6

11:31 am-10:43 pm

2 stops9h 12m

Chicago O'Hare Intl

Sat 12/13

9:49 am-7:52 pm

2 stops12h 03m

$247

PascoChicago

PSC - MDW

PSCMDW

Pasco Tri Cities

Sat 12/6

5:50 am-6:06 pm

2 stops10h 16m

Chicago Midway

Sat 12/13

1:50 pm-10:59 pm

2 stops11h 09m

$247

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Wed 1/14

5:59 am-11:50 pm

1 stop15h 51m

Chicago O'Hare Intl

Sat 1/17

3:35 pm-8:57 pm

1 stop7h 22m

$269

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Sat 2/21

9:00 am-5:50 pm

1 stop6h 50m

Chicago O'Hare Intl

Sun 3/1

7:45 am-8:56 pm

1 stop15h 11m

$270

PascoSt. Louis

PSC - STL

PSCSTL

Pasco Tri Cities

Fri 11/21

9:18 pm-2:29 pm

2 stops39h 11m

Lambert-St Louis

Tue 11/25

9:54 pm-3:51 pm

1 stop19h 57m

$397

PascoChicago

PSC - ORD

PSCORD

Pasco Tri Cities

Fri 11/21

9:18 pm-5:32 am

1 stop30h 14m

Chicago O'Hare Intl

Tue 11/25

8:39 pm-3:51 pm

1 stop21h 12m

$415

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Pasco to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Pasco is in February. Flight prices, which tend to average around $346, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $384.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Pasco to Illinois is on a Wednesday when prices can be found for as low as $401. Flights from Pasco to Illinois on a Sunday will generally be more expensive and average around $597. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Pasco to Illinois during this time can be as low as $465. Flights at noon are often more expensive with an average ticket price of $541.

Can stopping save me money on Pasco to Illinois flights?

You could potentially save up to 21% on your flight if you consider stops on a Pasco to Illinois flight.

Cheap Pasco to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pasco to Illinois

Direct flights

None
There are no direct flights from Pasco to Illinois. There are no popular flight routes from Pasco to Illinois.
Search flight deals

  • When did momondo last update prices for flights from Pasco Tri Cities Airport to Illinois?

    Prices for flights from Pasco Tri Cities Airport to Illinois were last updated today.

  • How many operators does momondo search for flights from Pasco Tri Cities Airport to Illinois?

  • How old do you have to be to fly from Pasco Tri Cities Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pasco Tri Cities Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Pasco to Illinois

Compare and see reviews for airlines that fly from Pasco to Illinois with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $177Free CancellationRating
7.9
8,001 reviews
Search Delta flights
Alaska AirlinesPriceFrom $258Free CancellationRating
8.0
11,246 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Pasco to Illinois?

It is quick and easy to find Pasco to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

Can I find flights from Pasco to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Pasco to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Pasco to Illinois?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Pasco to Illinois.

I’m not ready to book a flight from Pasco to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Pasco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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