How do I get Price Alerts for flights from Illinois to Petersburg, Alaska?

Price Alerts will notify you by email when the price for flights to Petersburg, Alaska from Illinois decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Illinois to Petersburg, Alaska with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

When did momondo last update prices for flights from Illinois to Petersburg Airport?

Prices for flights from Illinois to Petersburg Airport are updated daily.

How old do you have to be to fly from Illinois to Petersburg Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Petersburg Airport.

What documentation or ID do you need to fly to Petersburg Airport?

The required travel and health documents for your Petersburg Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Petersburg Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$835 Cheap Flights from Illinois to Petersburg, Alaska in 2026

Find the cheapest flights from Illinois to Petersburg

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 10:45 amORD Chicago O'Hare Intl-PSG Petersburg

31h 45m3 stops Seattle/Tacoma Intl Ketchikan Wrangell SPB

2:52 pm - 7:55 pmPSG Petersburg-ORD Chicago O'Hare Intl

26h 03m3 stops Wrangell SPB Ketchikan Seattle/Tacoma Intl

$835Alaska Airlines

Wed, Feb 17 - Fri, Feb 19

3:09 pm - 10:45 amORD Chicago O'Hare Intl-PSG Petersburg

22h 36m3 stops Seattle/Tacoma Intl Ketchikan Wrangell SPB

11:29 am - 2:12 pmPSG Petersburg-ORD Chicago O'Hare Intl

23h 43m2 stops Juneau Intl Seattle/Tacoma Intl

$842Alaska Airlines

Wed, Feb 17 - Fri, Feb 19

5:55 pm - 2:08 pmORD Chicago O'Hare Intl-PSG Petersburg

23h 13m2 stops Seattle/Tacoma Intl Juneau Intl

11:29 am - 2:12 pmPSG Petersburg-ORD Chicago O'Hare Intl

23h 43m2 stops Juneau Intl Seattle/Tacoma Intl

$848Alaska Airlines

Wed, Feb 17 - Fri, Feb 19

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Alaska Airlines flights from Illinois to Petersburg, Alaska

Our best Alaska Airlines deals on Illinois to Petersburg, Alaska flight tickets

Alaska Airlines

Feb 17

ORD6:00 amChicago O'Hare Intl

31h 45m

3 stops

PSG10:45 amPetersburg

Feb 19

PSG2:52 pmPetersburg

26h 03m

3 stops

ORD7:55 pmChicago O'Hare Intl

$835

Alaska Airlines

Feb 17

ORD3:09 pmChicago O'Hare Intl

22h 36m

3 stops

PSG10:45 amPetersburg

Feb 19

PSG11:29 amPetersburg

23h 43m

2 stops

ORD2:12 pmChicago O'Hare Intl

$842

Alaska Airlines

Feb 17

ORD5:55 pmChicago O'Hare Intl

23h 13m

2 stops

PSG2:08 pmPetersburg

Feb 19

PSG11:29 amPetersburg

23h 43m

2 stops

ORD2:12 pmChicago O'Hare Intl

$848

momondo Fare Finder

Use the filters below to find and compare flights from Illinois to Petersburg, Alaska that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoPetersburg

ORD Chicago O'Hare Intl - PSG Petersburg

ORDPSG

Chicago O'Hare Intl

Wed 2/17

6:00 am-10:45 am

3 stops31h 45m

Petersburg

Fri 2/19

2:52 pm-7:55 pm

3 stops26h 03m

$835

Quickest round-trip

ChicagoPetersburg

ORD Chicago O'Hare Intl - PSG Petersburg

ORDPSG

Chicago O'Hare Intl

Wed 2/17

3:09 pm-10:45 am

3 stops22h 36m

Petersburg

Fri 2/19

11:29 am-2:12 pm

2 stops23h 43m

$842

ChicagoPetersburg

ORD Chicago O'Hare Intl - PSG Petersburg

ORDPSG

Chicago O'Hare Intl

Wed 2/17

5:55 pm-2:08 pm

2 stops23h 13m

Petersburg

Fri 2/19

11:29 am-2:12 pm

2 stops23h 43m

$848

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Illinois to Petersburg, Alaska flight deals and tips

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

Best Price Found	$835
Fastest flight time	31h 45m
Direct flights	None

The best flight deal from Illinois to Petersburg, Alaska found on momondo in the last 72 hours is $835

The fastest flight from Illinois to Petersburg, Alaska takes 31h 45m

There are no direct flights from Illinois to Petersburg, Alaska. There are no popular flight routes from Illinois to Petersburg, Alaska.

Search flight deals

Frequently asked questions about flying from Illinois to Petersburg, Alaska

When did momondo last update prices for flights from Illinois to Petersburg Airport?
Prices for flights from Illinois to Petersburg Airport are updated daily.
How old do you have to be to fly from Illinois to Petersburg Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Petersburg Airport.
What documentation or ID do you need to fly to Petersburg Airport?
The required travel and health documents for your Petersburg Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Petersburg Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Illinois to Petersburg, Alaska

How do I get Price Alerts for flights from Illinois to Petersburg, Alaska?
Price Alerts will notify you by email when the price for flights to Petersburg, Alaska from Illinois decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Illinois to Petersburg, Alaska with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Petersburg. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search for Illinois to Petersburg flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Illinois to Petersburg flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.