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

You can take advantage of momondo’s Price Alerts by first searching for your flights to Chicago from Petersburg, Alaska . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

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

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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

Prices for flights from Chicago to Petersburg Airport refresh daily.

How old do you have to be to fly from Chicago 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 Chicago 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.

$683 Cheap Flights from Chicago to Petersburg in 2025/26

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Enter your travel dates to find the best prices.

5:29 pm - 2:24 pmORD-PSG

23h 55m2 stops

11:43 am - 11:56 pmPSG-ORD

33h 13m2 stops

$683Alaska Airlines

Find Deal

mar., feb. 17 - sáb., feb. 21

5:29 pm - 2:24 pmORD-PSG

23h 55m2 stops

3:09 pm - 11:56 pmPSG-ORD

29h 47m3 stops

$686Alaska Airlines

Find Deal

mar., feb. 17 - sáb., feb. 21

3:54 pm - 2:24 pmORD-PSG

49h 30m3 stops

3:09 pm - 11:56 pmPSG-ORD

29h 47m3 stops

$690Alaska Airlines

Find Deal

mar., feb. 17 - sáb., feb. 21

7:00 am - 10:58 amORD-PSG

30h 58m3 stops

11:43 am - 11:56 pmPSG-ORD

33h 13m2 stops

$691Alaska Airlines

Find Deal

lun., mar. 9 - mié., mar. 11

5:29 pm - 2:24 pmORD-PSG

23h 55m2 stops

11:43 am - 11:56 pmPSG-ORD

33h 13m2 stops

$696Alaska Airlines

Find Deal

lun., mar. 9 - mié., mar. 11

7:00 am - 10:58 amORD-PSG

30h 58m3 stops

11:43 am - 11:56 pmPSG-ORD

33h 13m3 stops

$707Alaska Airlines

Find Deal

lun., mar. 9 - mié., mar. 11

7:00 am - 10:58 amORD-PSG

30h 58m3 stops

3:09 pm - 11:56 pmPSG-ORD

29h 47m3 stops

$742Alaska Airlines

Find Deal

lun., mar. 9 - mié., mar. 11

5:29 pm - 10:58 amORD-PSG

20h 29m3 stops

11:43 am - 12:01 pmPSG-ORD

21h 18m2 stops

$753Alaska Airlines

Find Deal

lun., mar. 9 - mié., mar. 11

5:29 pm - 2:24 pmORD-PSG

23h 55m2 stops

11:43 am - 12:01 pmPSG-ORD

21h 18m2 stops

$754Alaska Airlines

Find Deal

lun., mar. 9 - mié., mar. 11

Alaska Airlines flights from Chicago to Petersburg, Alaska

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

Alaska Airlines

Feb 17

ORD5:29 pmChicago O'Hare Intl

23h 55m

2 stops

PSG2:24 pmPetersburg

Feb 21

PSG11:43 amPetersburg

33h 13m

2 stops

ORD11:56 pmChicago O'Hare Intl

$683

Find similar

Alaska Airlines

Feb 17

ORD5:29 pmChicago O'Hare Intl

23h 55m

2 stops

PSG2:24 pmPetersburg

Feb 21

PSG3:09 pmPetersburg

29h 47m

3 stops

ORD11:56 pmChicago O'Hare Intl

$686

Find similar

Alaska Airlines

Feb 17

ORD3:54 pmChicago O'Hare Intl

49h 30m

3 stops

PSG2:24 pmPetersburg

Feb 21

PSG3:09 pmPetersburg

29h 47m

3 stops

ORD11:56 pmChicago O'Hare Intl

$690

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

mar. 2/17

5:29 pm-2:24 pm

2 stops23h 55m

Petersburg

sáb. 2/21

11:43 am-11:56 pm

2 stops33h 13m

$683

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

mar. 2/17

5:29 pm-2:24 pm

2 stops23h 55m

Petersburg

sáb. 2/21

3:09 pm-11:56 pm

3 stops29h 47m

$686

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

mar. 2/17

3:54 pm-2:24 pm

3 stops49h 30m

Petersburg

sáb. 2/21

3:09 pm-11:56 pm

3 stops29h 47m

$690

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

lun. 3/9

7:00 am-10:58 am

3 stops30h 58m

Petersburg

mié. 3/11

11:43 am-11:56 pm

2 stops33h 13m

$691

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

lun. 3/9

5:29 pm-2:24 pm

2 stops23h 55m

Petersburg

mié. 3/11

11:43 am-11:56 pm

2 stops33h 13m

$696

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

lun. 3/9

7:00 am-10:58 am

3 stops30h 58m

Petersburg

mié. 3/11

11:43 am-11:56 pm

3 stops33h 13m

$707

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

lun. 3/9

7:00 am-10:58 am

3 stops30h 58m

Petersburg

mié. 3/11

3:09 pm-11:56 pm

3 stops29h 47m

$742

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

lun. 3/9

5:29 pm-10:58 am

3 stops20h 29m

Petersburg

mié. 3/11

11:43 am-12:01 pm

2 stops21h 18m

$753

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

lun. 3/9

5:29 pm-2:24 pm

2 stops23h 55m

Petersburg

mié. 3/11

11:43 am-12:01 pm

2 stops21h 18m

$754

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Chicago to Petersburg, Alaska

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Petersburg, Alaska according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Petersburg, Alaska (CHI to PSG) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Chicago to Petersburg by plane?
Chicago and Petersburg are 2230.8 mi apart from one another. A reasonable flight in good conditions will take 20h 29m.
When did momondo last update prices for flights from Chicago to Petersburg Airport?
Prices for flights from Chicago to Petersburg Airport refresh daily.
How old do you have to be to fly from Chicago 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 Chicago 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.

How do I get Price Alerts for flights from Chicago to Petersburg, Alaska?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Chicago from Petersburg, Alaska. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Chicago to Petersburg, Alaska with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Petersburg. momondo saves you time and could save you money on your trip.

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

Flights from Chicago to Petersburg with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Chicago to Petersburg.

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

Yes momondo offers price alerts on flights to Petersburg from Chicago. 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.

An easier way to manage your Petersburg, Alaska trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

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1 adult

sáb. 12/20

sáb. 12/27

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Cheap flights from Chicago to Petersburg from $683

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Petersburg departing on 2/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Chicago to Petersburg

Cheap round-trip flights

Cheap one-way flights

Alaska Airlines flights from Chicago to Petersburg, Alaska

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

momondo Fare Finder

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

When to book flights from Chicago to Petersburg, Alaska

Cheap Chicago to Petersburg, Alaska (CHI to PSG) flight deals and tips

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

Direct flights

How far is Chicago to Petersburg by plane?

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

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

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

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

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

How does momondo find its flight prices?

Why use momondo?

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

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

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

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

An easier way to manage your Petersburg, Alaska trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Alaska