Cheap Flights To Walnut 2026

Walnut Flights as Low as $158

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Southwest Airlines
Frontier Airlines
Tue, Sep 15 - Sun, Sep 27
BWI
Baltimore Washington Intl. Thurgood Marshall
LAX
Los Angeles Intl.
$188
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Tue, Sep 15 from Baltimore Washington Intl. Thurgood Marshall to Los Angeles Intl., returning Sun, Sep 27, priced at $188 found 18 hours ago
Frontier Airlines
Southwest Airlines
Southwest Airlines
Tue, Oct 20 - Fri, Oct 30
BWI
Baltimore Washington Intl. Thurgood Marshall
LGB
Long Beach Municipal
$253
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Oct 20 from Baltimore Washington Intl. Thurgood Marshall to Long Beach Municipal, returning Fri, Oct 30, priced at $253 found 5 days ago
Frontier Airlines
United
Tue, Jan 5 - Sat, Jan 9
BWI
Baltimore Washington Intl. Thurgood Marshall
SNA
John Wayne
$267
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jan 5 from Baltimore Washington Intl. Thurgood Marshall to John Wayne, returning Sat, Jan 9, priced at $267 found 2 days ago
American Airlines
Southwest Airlines
American Airlines
Delta
Tue, Jan 5 - Sat, Jan 9
BWI
Baltimore Washington Intl. Thurgood Marshall
SNA
John Wayne
$297
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jan 5 from Baltimore Washington Intl. Thurgood Marshall to John Wayne, returning Sat, Jan 9, priced at $297 found 2 days ago
American Airlines
Tue, Dec 15 - Wed, Dec 16
BWI
Baltimore Washington Intl. Thurgood Marshall
ONT
Ontario Intl. Airport
$356
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Dec 15 from Baltimore Washington Intl. Thurgood Marshall to Ontario Intl. Airport, returning Wed, Dec 16, priced at $356 found 2 days ago
Delta
Frontier Airlines
Southwest Airlines

Flight Travel Guide to Walnut

Do you have a travel itch? Maybe it's time to book a flight to Walnut. And with the AARP Travel Center Powered by Expedia®, you are taken care of. AARP Travel combines their members-only discount with the best rates from Expedia, so members get the best price in travel, guaranteed.

AARP members get exclusive rates on:

  • Hotels
  • Car rentals
  • Flights
  • Waived booking fees on flights

If you've got a more lenient schedule, we will have more deals to show you. In other words, you will have a better chance of finding that affordable flight you've been looking for.

Walnut Airport Transportation

Once you've reserved plane tickets to Walnut, you might want to book a car so you can get around on your own. You can schedule a Walnut rental car under our cars tab and jump into the car as soon as you step outside. For more information, check out the Walnut Car Rentals Guide.

Walnut Activities

If you aren't sure where to start, we can help you with that too. Not to worry—there's so many things to do in this city. Walnut has so much to do, and we can help you get started.

If you're looking for some fun activities to do in Walnut, make sure you check out our "Things to Do in Walnut" page for excursions and activities for the whole clan.

Book Your Hotel in Walnut

Walnut has lodging to choose from, so you will have little difficulty finding a place to stay close to all the things you want to see. If you need to stay close to the airport, or another attraction in Walnut, check out our hotel listings page. No matter where you stay, just remember that you will get the best price out there when you stay with us.

Planning Your Trip

We know that you want to focus less on the logistics and more on the fun stuff, so we provide travel arrangements that fall within your budget. Don't wait a moment longer—book your airfare today and land in Walnut tomorrow.