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.

$827 Cheap Flights from Chicago O'Hare Intl Airport to Petersburg, Alaska in 2026

Find the cheapest flights from Chicago O'Hare Intl Airport to Petersburg

Round-trip

One-way

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

$827Alaska 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

$834Alaska 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

$840Alaska Airlines

Wed, Feb 17 - Fri, Feb 19

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

$847Alaska 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

$854Alaska Airlines

Wed, Feb 17 - Fri, Feb 19

12:00 pm - 2:13 pmORD Chicago O'Hare Intl-PSG Petersburg

29h 13m2 stops Seattle/Tacoma Intl Juneau Intl

11:37 am - 5:30 pmPSG Petersburg-ORD Chicago O'Hare Intl

26h 53m2 stops Juneau Intl Seattle/Tacoma Intl

$969Multiple Airlines

Sat, Sep 5 - Wed, Sep 9

11:59 am - 2:13 pmORD Chicago O'Hare Intl-PSG Petersburg

29h 14m2 stops Seattle/Tacoma Intl Juneau Intl

11:37 am - 5:30 pmPSG Petersburg-ORD Chicago O'Hare Intl

26h 53m2 stops Juneau Intl Seattle/Tacoma Intl

$992Multiple Airlines

Sat, Sep 12 - Fri, Sep 18

11:59 am - 2:13 pmORD Chicago O'Hare Intl-PSG Petersburg

29h 14m2 stops Seattle/Tacoma Intl Juneau Intl

11:37 am - 7:25 amPSG Petersburg-ORD Chicago O'Hare Intl

16h 48m1 stop Juneau Intl

$1,365Multiple Airlines

Fri, Sep 11 - Tue, Sep 15

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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

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

$827

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

$834

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

$840

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

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

$827

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

$834

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

$840

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

$847

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

$854

ChicagoPetersburg

ORD Chicago O'Hare Intl - PSG Petersburg

ORDPSG

Chicago O'Hare Intl

Sat 9/5

12:00 pm-2:13 pm

2 stops29h 13m

Petersburg

Wed 9/9

11:37 am-5:30 pm

2 stops26h 53m

$969

ChicagoPetersburg

ORD Chicago O'Hare Intl - PSG Petersburg

ORDPSG

Chicago O'Hare Intl

Sat 9/12

11:59 am-2:13 pm

2 stops29h 14m

Petersburg

Fri 9/18

11:37 am-5:30 pm

2 stops26h 53m

$992

Quickest round-trip

ChicagoPetersburg

ORD Chicago O'Hare Intl - PSG Petersburg

ORDPSG

Chicago O'Hare Intl

Fri 9/11

11:59 am-2:13 pm

2 stops29h 14m

Petersburg

Tue 9/15

11:37 am-7:25 am

1 stop16h 48m

$1,365

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

Best Price Found	$827
Fastest flight time	31h 45m
Direct flights	None

The best flight deal from Chicago O'Hare Intl Airport to Petersburg, Alaska found on momondo in the last 72 hours is $827

The fastest flight from Chicago O'Hare Intl Airport to Petersburg, Alaska takes 31h 45m

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.

Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Petersburg, Alaska

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 31h 45m, 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.

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Petersburg, Alaska

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.