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$86 Find cheap flights from Rhode Island to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 7/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Wed 7/10
Wed 7/17

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In the last 7 days travelers have searched 42,898,604 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

May

Cheapest flight

$86
Best time to beat the crowds with an average 3% drop in price.
Most popular time to fly and prices are also 0% lower on average.
Flight from Boston to St. Louis

FAQs for booking flights from Rhode Island to St. Louis

  • How does KAYAK find such low prices on flights from Rhode Island to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Rhode Island to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Rhode Island to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Rhode Island is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Rhode Island to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Rhode Island with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Rhode Island to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Rhode Island up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Rhode Island to St. Louis?

Find which airlines fly direct from Rhode Island to Lambert-St Louis, which days they fly and book direct flights.

Nonstop departures

Rhode Island to Lambert-St Louis

Monday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Tuesday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Wednesday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

Thursday

ANA, Aer Lingus, Aeromexico, +40 more

ANA, Aer Lingus, +41 more

Friday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Saturday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Sunday

ANA, Aer Lingus, Aeromexico, +41 more

ANA, Aer Lingus, +42 more

See more direct flights

Nonstop returns

Lambert-St Louis to Rhode Island

Monday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Tuesday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Wednesday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

Thursday

ANA, Aer Lingus, Aeromexico, +40 more

ANA, Aer Lingus, +41 more

Friday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Saturday

ANA, Aer Lingus, Aeromexico, +39 more

ANA, Aer Lingus, +40 more

Sunday

ANA, Aer Lingus, Aeromexico, +41 more

ANA, Aer Lingus, +42 more

See more direct flights
See more direct flights

Book cheap flights from Rhode Island to St. Louis

Recent round-trip flight deals

7/31Wed
1 stopFrontier
9h 10mBOS-STL
8/3Sat
1 stopFrontier
8h 18mSTL-BOS
$151
7/10Wed
1 stopFrontier
9h 10mBOS-STL
7/12Fri
1 stopFrontier
12h 55mSTL-BOS
$152
9/7Sat
1 stopSpirit Airlines
11h 10mBOS-STL
9/11Wed
1 stopSpirit Airlines
6h 22mSTL-BOS
$165
7/9Tue
1 stop
9h 13mBOS-STL
7/16Tue
1 stop
11h 53mSTL-BOS
$169
9/5Thu
1 stopSpirit Airlines
11h 10mBOS-STL
9/8Sun
1 stopSpirit Airlines
25h 09mSTL-BOS
$186
7/9Tue
1 stop
9h 13mBOS-STL
7/16Tue
2 stops
11h 44mSTL-BOS
$192
7/1Mon
1 stopAmerican Airlines
8h 41mBOS-STL
7/2Tue
1 stopAmerican Airlines
8h 00mSTL-BOS
$254
7/1Mon
1 stopAmerican Airlines
8h 41mBOS-STL
7/4Thu
1 stopAmerican Airlines
9h 48mSTL-BOS
$265
7/9Tue
1 stopDelta
7h 00mBOS-STL
7/15Mon
1 stopDelta
6h 37mSTL-BOS
$279
8/15Thu
1 stopDelta
7h 00mBOS-STL
10/5Sat
1 stopDelta
8h 04mSTL-BOS
$294

Search by stops

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Recent one-way flight deals

7/9Tue
1 stopSpirit Airlines
9h 13mBOS-STL
$86
7/12Fri
1 stopFrontier
9h 10mBOS-STL
$93
7/11Thu
2 stops
30h 10mBOS-STL
$115
7/12Fri
3 stops
29h 45mBOS-STL
$124
7/23Tue
1 stopAmerican Airlines
8h 32mBOS-STL
$127
10/30Wed
1 stopDelta
6h 09mBOS-STL
$132
7/2Tue
1 stopAmerican Airlines
8h 46mBOS-STL
$140
8/15Thu
1 stopUnited Airlines
4h 48mBOS-STL
$147
6/16Sun
1 stopDelta
4h 55mBOS-STL
$149
8/15Thu
2 stopsUnited Airlines
9h 48mBOS-STL
$192

Search by stops

Search by airline

Search by price

Last minute flights from Rhode Island to St. Louis

Last minute flight, train and bus deals

6/12Wed
multi-stopFrontier
22h 51mBOS-STL
6/21Fri
multi-stopFrontier
7h 22mSTL-BOS
$272
6/12Wed
multi-stopFrontier
22h 51mBOS-STL
6/20Thu
multi-stopFrontier
11h 32mSTL-BOS
$279
6/13Thu
multi-stop
8h 15mBOS-STL
6/21Fri
multi-stop
7h 22mSTL-BOS
$304
6/13Thu
multi-stop
8h 15mBOS-STL
6/18Tue
multi-stop
11h 32mSTL-BOS
$310
6/15Sat
multi-stopDelta
7h 47mBOS-STL
6/18Tue
multi-stopDelta
4h 32mSTL-BOS
$316
6/13Thu
multi-stopUnited Airlines
7h 56mBOS-STL
6/18Tue
multi-stopUnited Airlines
6h 07mSTL-BOS
$321
6/14Fri
multi-stopUnited Airlines
6h 51mBOS-STL
6/16Sun
multi-stopUnited Airlines
6h 07mSTL-BOS
$344
6/12Wed
multi-stopDelta
5h 19mBOS-STL
6/19Wed
multi-stopDelta
5h 20mSTL-BOS
$367
6/13Thu
multi-stopSpirit Airlines
8h 15mBOS-STL
6/18Tue
multi-stopSpirit Airlines
19h 41mSTL-BOS
$422
6/13Thu
multi-stopSpirit Airlines
8h 15mBOS-STL
6/20Thu
multi-stopSpirit Airlines
23h 08mSTL-BOS
$465

Search by stops

Search by airline

Search by price

Flights to St. Louis

Destination:

St. Louis (STL)United States

Return flight deals:

St. Louis - Rhode Island

Cabin classes: