How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Petersburg, Alaska?

Price Alerts will notify you by email when the price for flights to Petersburg, Alaska from Chicago O'Hare Intl Airport 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 does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Petersburg Airport?

Prices for flights from Chicago O'Hare Intl Airport to Petersburg Airport are updated daily.

How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Petersburg Airport.

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

The travel and health documents you'll need for your trip to Petersburg Airport 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 Petersburg Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$411 Cheap Flights from Chicago O'Hare Intl Airport to Petersburg, Alaska in 2025/26

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Enter your travel dates to find the best prices.

7:45 am - 10:51 amORD-PSG

30h 06m3 stops

11:40 am - 5:04 amPSG-ORD

14h 24m2 stops

$411Alaska Airlines

Find Deal

Mon, Mar 9 - Wed, Mar 11

6:50 pm - 2:42 pmORD-PSG

22h 52m2 stops

11:40 am - 5:04 amPSG-ORD

14h 24m2 stops

$417Alaska Airlines

Find Deal

Mon, Mar 9 - Wed, Mar 11

6:50 pm - 10:51 amORD-PSG

19h 01m3 stops

11:40 am - 5:04 amPSG-ORD

14h 24m3 stops

$716Alaska Airlines

Find Deal

Mon, Mar 9 - Wed, Mar 11

6:50 pm - 10:51 amORD-PSG

19h 01m3 stops

11:40 am - 5:04 amPSG-ORD

14h 24m3 stops

$878Alaska Airlines

Find Deal

Mon, Mar 9 - Wed, Mar 11

Alaska Airlines flights from Chicago O'Hare Intl Airport to Petersburg, Alaska

Our best Alaska Airlines deals on Chicago O'Hare Intl Airport to Petersburg, Alaska flight tickets

Alaska Airlines

Mar 9

ORD7:45 amChicago O'Hare Intl

30h 06m

3 stops

PSG10:51 amPetersburg

Mar 11

PSG11:40 amPetersburg

14h 24m

2 stops

ORD5:04 amChicago O'Hare Intl

$411

Find similar

Alaska Airlines

Mar 9

ORD6:50 pmChicago O'Hare Intl

22h 52m

2 stops

PSG2:42 pmPetersburg

Mar 11

PSG11:40 amPetersburg

14h 24m

2 stops

ORD5:04 amChicago O'Hare Intl

$417

Find similar

Alaska Airlines

Mar 9

ORD6:50 pmChicago O'Hare Intl

19h 01m

3 stops

PSG10:51 amPetersburg

Mar 11

PSG11:40 amPetersburg

14h 24m

3 stops

ORD5:04 amChicago O'Hare Intl

$716

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

Mon 3/9

7:45 am-10:51 am

3 stops30h 06m

Petersburg

Wed 3/11

11:40 am-5:04 am

2 stops14h 24m

$411

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

Mon 3/9

6:50 pm-2:42 pm

2 stops22h 52m

Petersburg

Wed 3/11

11:40 am-5:04 am

2 stops14h 24m

$417

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

Mon 3/9

6:50 pm-10:51 am

3 stops19h 01m

Petersburg

Wed 3/11

11:40 am-5:04 am

3 stops14h 24m

$716

ChicagoPetersburg

ORD - PSG

ORDPSG

Chicago O'Hare Intl

Mon 3/9

6:50 pm-10:51 am

3 stops19h 01m

Petersburg

Wed 3/11

11:40 am-5:04 am

3 stops14h 24m

$878

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Chicago O'Hare Intl Airport to Petersburg, Alaska

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

Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Petersburg, Alaska (ORD to PSG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Petersburg, Alaska

Direct flights	None

There are no direct flights from Chicago O'Hare Intl Airport to Petersburg, Alaska. There are no popular flight routes from Chicago O'Hare Intl Airport to Petersburg, Alaska.

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How far is Chicago O'Hare Intl to Petersburg by plane?
Chicago O'Hare Intl and Petersburg are 2215.5 mi apart from one another. Flights usually cover this in 19h 01m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Petersburg Airport?
Prices for flights from Chicago O'Hare Intl Airport to Petersburg Airport are updated daily.
How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Petersburg Airport.
What documentation or ID do you need to fly to Petersburg Airport?
The travel and health documents you'll need for your trip to Petersburg Airport 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 Petersburg Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Petersburg, Alaska?
Price Alerts will notify you by email when the price for flights to Petersburg, Alaska from Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport to Petersburg, Alaska with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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?

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

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

momondo helps you find the best flight between Chicago and Petersburg by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Chicago 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.

An easier way to manage your Petersburg, Alaska trip

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Cheap flights from Chicago O'Hare Intl Airport to Petersburg from $411

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 O'Hare Intl Airport to Petersburg

Cheap round-trip flights

Cheap one-way flights

Alaska Airlines flights from Chicago O'Hare Intl Airport to Petersburg, Alaska

Our best Alaska Airlines deals on Chicago O'Hare Intl Airport to Petersburg, Alaska flight tickets

momondo Fare Finder

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

When to book flights from Chicago O'Hare Intl Airport to Petersburg, Alaska

Cheap Chicago O'Hare Intl Airport to Petersburg, Alaska (ORD to PSG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Petersburg, Alaska

Direct flights

How far is Chicago O'Hare Intl to Petersburg by plane?

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Petersburg Airport?

How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Petersburg, Alaska?

How can I save money on flights from Chicago O'Hare Intl Airport 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