Here are the fare rules, a couple of odd things in there. Books into to T and the fare is $131++
ITA shows that it is still available for a few late April and early May dates. Will be tough to find without a powerful tool like ITA month search.
[KVS Availability Tool 6.1.2/Diamond - Sabre: SEA-BOS/DL/TB21A0SP/131 USD]
Code:
[Rule Application & Other Conditions]
NOTE - THE FOLLOWING TEXT IS INFORMATIONAL AND NOT
VALIDATED FOR AUTOPRICING.
EXCURSION FARES
APPLICATION
CLASS OF SERVICE
THESE FARES APPLY FOR COACH CLASS SERVICE.
CAPACITY LIMITATIONS
SEATS ARE LIMITED.
[Flight Application]
FOR TRAVEL ON/BEFORE 01MAR11
THE FARE COMPONENT MUST BE ON
ONE OR MORE OF THE FOLLOWING
DL FLIGHTS 1 THROUGH 1334
DL FLIGHTS 1400 THROUGH 5899
DL FLIGHTS 5954 THROUGH 5996
DL FLIGHTS 6000 THROUGH 9999
IN COMBINATION WITH
ONE OR MORE OF THE FOLLOWING
ANY DL FLIGHT.
FOR TRAVEL ON/BEFORE 01MAR11
THE FARE COMPONENT MUST BE ON
ONE OR MORE OF THE FOLLOWING
DL FLIGHTS 1 THROUGH 1334
DL FLIGHTS 1400 THROUGH 5899
DL FLIGHTS 5954 THROUGH 5996
DL FLIGHTS 6000 THROUGH 9999.
NOTE - TEXT BELOW NOT VALIDATED FOR AUTOPRICING.
1. NO DELTA SHUTTLE.
FOR TRAVEL ON/AFTER 02MAR11
THE FARE COMPONENT MUST BE ON
ONE OR MORE OF THE FOLLOWING
DL FLIGHTS 1 THROUGH 1334
DL FLIGHTS 1400 THROUGH 5899
DL FLIGHTS 5962 THROUGH 5996
DL FLIGHTS 6000 THROUGH 9999
IN COMBINATION WITH
ONE OR MORE OF THE FOLLOWING
ANY DL FLIGHT.
FOR TRAVEL ON/AFTER 02MAR11
THE FARE COMPONENT MUST BE ON
ONE OR MORE OF THE FOLLOWING
DL FLIGHTS 1 THROUGH 1334
DL FLIGHTS 1400 THROUGH 5899
DL FLIGHTS 5962 THROUGH 5996
DL FLIGHTS 6000 THROUGH 9999.
NOTE - TEXT BELOW NOT VALIDATED FOR AUTOPRICING.
1. NO DELTA SHUTTLE.
[Advance Reservations/Ticketing]
CONFIRMED RESERVATIONS FOR ALL SECTORS ARE REQUIRED AT
LEAST 21 DAYS BEFORE DEPARTURE.
WAITLIST NOT PERMITTED.
TICKETING MUST BE COMPLETED BY MIDNIGHT 1 DAY AFTER
RESERVATIONS ARE MADE OR AT LEAST 21 DAYS BEFORE
DEPARTURE WHICHEVER IS EARLIER.
NOTE - TEXT BELOW NOT VALIDATED FOR AUTOPRICING.
STANDBY IS NOT PERMITTED.
SAME DAY CONFIRM/SDC -
PASSENGERS HOLDING CONFIRMED RESERVATIONS AND
TICKETS MAY CONFIRM EARLIER/LATER SAME DAY
FLIGHTS BETWEEN SAME ORIGIN/DESTINATION/
STOPOVER POINTS FOR A NON-REFUNDABLE FEE OF
USD 50.00 PLUS ANY DIFFERENCE IN GOVERNMENT
IMPOSED ITINERARY BASED FEES. NEW ITINERARY
MAY NOT BE CONFIRMED MORE THAN 3 HOURS PRIOR
TO DEPARTURE TIME OF NEW OUTBOUND FLIGHT. THE
NEW ITINERARY MUST BE VALID FOR THE ORIGINAL
FARE PURCHASED. EXCEPTION- IF ORIGINAL FARE
PURCHASED REQUIRES TRAVEL VIA A CONNECTING
POINT - TRAVEL VIA NON STOP SERVICE IS
PERMITTED FOR NO DIFFERENCE IN FARE.
SEE PENALTIES/VOLUNTARY CHANGES FOR COMPLETE
RULES AND RESTRICTIONS.
[Minimum Stay]
TRAVEL FROM LAST STOPOVER MUST COMMENCE NO EARLIER
THAN 1 DAY AFTER DEPARTURE FROM FARE ORIGIN.
[Maximum Stay]
TRAVEL FROM LAST STOPOVER MUST COMMENCE NO LATER THAN
30 DAYS AFTER DEPARTURE FROM FARE ORIGIN.
[Stopovers]
STOPOVERS ARE NOT PERMITTED AT INTERMEDIATE POINTS.
[Transfers]
IF THE FARE COMPONENT INCLUDES TRAVEL FROM/TO JRB/TSS
AIRPORT.
NO TRANSFERS PERMITTED.
FARE BREAK AND EMBEDDED SURFACE SECTORS NOT
PERMITTED ON THE FARE COMPONENT.
2 TRANSFERS PERMITTED IN EACH DIRECTION
ANY COMBINATION OF THE FOLLOWING -
2 ONLINE ON DL.
FARE BREAK AND EMBEDDED SURFACE SECTORS NOT PERMITTED
ON THE FARE COMPONENT.
[Combinations]
DOUBLE OPEN JAWS NOT PERMITTED.
ADD-ONS NOT PERMITTED.
END-ON-END
END-ON-END COMBINATIONS PERMITTED. VALIDATE ALL FARE
COMBINATIONS.
PROVIDED -
COMBINATIONS ARE FOR CARRIER DL/AF/KL/AZ.
OPEN JAWS/2-COMPONENT CIRCLE TRIPS/MULTI-COMPONENT
CIRCLE TRIPS
FARES MAY BE COMBINED ON A HALF ROUND TRIP BASIS
WITH DL FARES WITH ANY FARE FOR ANY CARRIER IN ANY
RULE AND TARIFF.
-TO FORM SINGLE OPEN JAWS
A MAXIMUM OF 2 FARE COMPONENTS PERMITTED. MILEAGE
OF THE OPEN SEGMENT MUST BE EQUAL/LESS THAN MILEAGE
OF THE SHORTEST FLOWN FARE COMPONENT.
-TO FORM 2-COMPONENT CIRCLE TRIPS
-TO FORM MULTI-COMPONENT CIRCLE TRIPS WITH DL FARES
A MAXIMUM OF 2 FARE BREAK POINTS PERMITTED.
NOTE - THE CITY PAIRS BELOW ARE CONSIDERED THE SAME
POINT -
BWI-WAS FLL-MIA LAX-BUR LAX-ONT LAX-SNA
NYC-EWR OAK-SFO OAK-SJC SFO-SJC
[Travel Restrictions]
VALID FOR TRAVEL COMMENCING ON EACH TRIP ON/AFTER
05MAR11. TRAVEL ON THIS FARE COMPONENT MUST COMMENCE
BY MIDNIGHT ON 01JUN11.
[Sales Restrictions]
NOTE - TEXT BELOW NOT VALIDATED FOR AUTOPRICING.
EXTENSION OF TICKET VALIDITY PERMITTED UNDER
GUIDELINES SET FORTH BY CARRIER. CONTACT
CARRIER FOR DETAILS.
[Penalties]
CHANGES
CHARGE USD 150.00 FOR REISSUE/REVALIDATION/UNTICKTED
PTA.
NOTE - TEXT BELOW NOT VALIDATED FOR AUTOPRICING.
THE USD150.00 IS AN ADMINISTRATIVE SERVICE CHARGE.
-SAME DAY CONFIRM/SDC-
SAME DAY CONFIRM/SDC PASSENGERS HOLDING CONFIRMED
RESERVATIONS AND TICKETS MAY CONFIRM TRAVEL FOR
LESS THAN 3 HOURS PRIOR TO THE NEW FLIGHT ON AN
EARLIER/LATER SAME DAY DL NONSTOPAND/OR
CONNECTING FLIGHTS BETWEEN SAME ORIGIN AND
DESTINATION AIRPORTS FOR A USD 50.00 FEE PLUS ANY
DIFFERENCE IN GOVERNMENT IMPOSED ITINERARY BASED
FEES.
NOTE -
A. SEAT INVENTORY MUST BE AVAILABLE IN THE CABIN
APPLICABLE TO THE FARE CHARGED
B. CHANGES PERMITTED TO OUTBOUND OR CONTINUING/
RETURN FLIGHTS
C. FLIGHT/S AND ROUTING MUST BE APPLICABLE FOR
THE FARE CHARGED. EXCEPTION-IF ORIGINAL
FARE PURCHASED REQUIRES TRAVEL VIA A
CONNECTING POINT TRAVEL IS PERMITTED VIA NON
STOP SERVICE.
D. IF THE REQUESTED CHANGE IS NOT APPLICABLE FOR
THE FARE PURCHASED IE INVALID ROUTING/AIRPORT
/ETC THE CUSTOMER MAY UPGRADE TO A FARE THAT
DOES PERMIT THOSE CHANGES USING NORMAL
REISSUE PROCEDURES OF PAYING ANY FARE
DIFFERENCE PLUS ASC.
E. IF THE CUSTOMER REQUESTS THE CHANGE MORE
THAN 3 HOURS PRIOR TO NEW FLIGHT DEPARTURE
TIME THE CUSTOMER CAN CONFIRM ON A DIFFERENT
FLIGHT ON THE SAME DAY OF TICKETED TRAVEL BY
PAYING THE ASC PLUS ANY APPLICABLE FARE
DIFFERENCE.
IF MULTIPLE CHANGES ARE MADE AT THE SAME TIME -
SAME DAY CONFIRM DOES NOT APPLY. USE NORMAL
REISSUE PROCEDURES OF PAYING ANY FARE DIFFERENCE
PLUS ASC. TICKETS MUST BE REISSUED WHEN ANY
VOLUNTARY CHANGEIS MADE.
-GDPR - GUARANTEED DAY OF PURCHASE RULE
DOMESTIC PSGR TRANSPORTATION IS SUBJECT TO RULES/
FARE/ROUTINGS/CHARGES/ IN EFFECT ON THE DAY/TIME
THE TICKET IS ISSUED/PTA PURCHASED UNLESS
SPECIFIED IN THE FARE RULES.
IF A DECREASE OCCURS AFTER A TICKET IS PURCHASED
AND PRIOR TO ANY TRAVEL ON THE TICKET OR A NEW
FARE FOR WHICH THE PASSENGER QUALIFIES BECOMES
EFFECTIVE THE DIFFERENCE MAY BE CREDITED
PROVIDED
1. THERE ARE NO CHANGES TO ORIGIN/DESTINATION
STOPOVER POINTS/FLIGHTS/DATES.
2. ALL CONDITIONS OF THE NEW/REDUCED FARE MUST
BE MET. THE ORIGINAL TICKET DATE OF ISSUE
MAY NOT BE USED TO SATISFY ADVANCE/RES
TICKETING REQUIREMENTS. THE BOOKING CODE OF
THE NEW/REDUCED FARE MAY DIFFER FROM THE
BOOKING CODE ON THE ORIGINAL TICKET.
3. ANY DIFFERENCE IN FARE LESS THE APPLICABLE
ASC MUST BE RETURNED IN A NONREFUNDABLE
DTV/MCO GOOD FOR ONE YEAR TO THE PASSENGER
NAMED ON THE TICKET.
-TICKET REISSUE PROCEDURES-
I. CHANGES TO OUTBOUND PORTION OF UNUSED TICKETS
A. ISSUE A NEW TICKET - CANCEL AND START OVER
B. MUST USE CURRENT FARES
C. VERIFY ALL RULES INCLUDING ADVANCE PURCHASE
II. CHANGES TO CONTINUING/RETURN OF UNUSED TICKETS
-MODIFIED ADVANCE PURCHASE
DETERMINE THE APPLICABLE ADVANCE PURCHASE BY
CALCULATING THE NUMBER OF DAYS BETWEEN THE
ORIGINAL TICKET ISSUE DATE AND DATE OF
DEPARTURE OF THE FIRST FLIGHT SEGMENT OF EACH
PRICEABLE UNIT. THE ADVANCE PURCHASE OF ANY
REPLACEMENT FARE MUST BE EQUAL TO OR LESS THAN
THIS NUMBER.
A. ATTEMPT TO KEEP THE FARES AS TICKETED
-CANNOT CHANGE ORIGIN/DESTINATION OF ANY
FARE COMPONENT
-MUST BE ABLE TO KEEP THE ORIGINAL FARES AS
TICKETED FOR ALL FARE COMPONENTS
-USE HISTORICAL FARES IN EFFECT ON THE DATE
OF THE ORIGINAL TICKET ISSUE
-USE MODIFIED ADVANCE PURCHASE FOR EACH
PRICEABLE UNIT
-ALL OTHER RULE DATE MUST BE VERIFIED
B. REPRICE KEEPING OUTBOUND FARES AND REPLACING
CONTINUING/RETURN FARE COMPONENTS USING
HISTORICAL FARES
-CANNOT CHANGE ORIGIN/DESTINATION OF THE
FIRST FARE COMPONENT
-USE HISTORICAL FARES IN EFFECT ON THE DATE
OF THE ORIGINAL TICKET ISSUE
-THE VALUE OF THE NEW TICKET MUST BE EQUAL
OR HIGHER THAN THE ORIGINAL TICKET
-USE MODIFIED ADVANCE PURCHASE OF EACH
PRICEABLE UNIT.
-ALL OTHER RULE DATA MUST BE VERIFIED
INCLUDING FARE COMBINABILITY.
C. ISSUE A NEW TICKET/CANCEL AND START OVER
-MUST USE CURRENT FARES/VERIFY ALL RULES
INCLUDING ADVANCE PURCHASE
-VALUE OF ORIGINAL TICKET LESS ASC.
WHEN APPLICABLE...MAY BE APPLIED TOWARD
PURCHASE OF NEW TICKET
-ALL OTHER RULE DATA MUST BE VERIFIED
INCLUDING FARE COMBINABILITY
III. CHANGES TO PARTIALLY USED TICKETS
MUST COMPLETE TRAVEL BY 1 YEAR FROM THE
ORIGINAL TICKET ISSUE DATE
-MODIFIED ADVANCE PURCHASE
DETERMINE THE APPLICABLE ADVANCE PURCHASE BY
CALCULATING THE NUMBER OF DAYS BETWEEN THE
ORIGINAL TKT ISSUE DATE AND DATE OF DEPARTURE OF
THE FIRST FLIGHT SEGMENT OF EACH PRICEABLE UNIT.
THE ADVANCE PURCHASE OF ANY REPLACEMENT FARE
MUST BE EQUAL TO OR LESS THAN THIS NUMBER.
A. ATTEMPT TO KEEP THE FARES AS TICKETED
-CANNOT CHANGE ORIGIN/DESTINATION OF ANY FARE
COMPONENT
-MUST BE ABLE TO KEEP THE ORIGINAL FARES AS
TICKETED FOR ALL FARE COMPONENTS
-USE HISTORICAL FARES IN EFFECT ON THE DATE OF
THE ORIGINAL TICKET ISSUE
-USE MODIFIED ADVANCE PURCHASE FOR EACH
PRICEABLE UNIT
-ALL OTHER RULE DATA MUST BE VERIFIED INCLUDING
FARE COMBINABILITY
B. REPRICE KEEPING FARES FOR FLOWN FARE COMPONENTS
AND REPLACE UNFLOWN FARE COMPONENTS USING
HISTORICAL FARES
-CANNOT CHANGE ORIGIN/DESTINATION OF THE FLOWN
FARE COMPONENT/S/
-USE HISTORICAL FARES IN EFFECT ON THE DATE OF
THE ORIGINAL TICKET ISSUE
-THE VALUE OF THE NEW TICKET MUST BE EQUAL TO
OR HIGHER THAN THE ORIGINAL TICKET
-USE MODIFIED ADVANCE PURCHASE FOR EACH
PRICEABLE UNIT
-ALL OTHER RULE DATA MUST BE VERIFIED INCLUDING
FARE COMBINABILITY
C. REPRICE REPLACING FARES FOR FLOWN FARE
COMPONENTS WITH HISTORICAL FARE/S/ IN AN EQUAL
OR HIGHER BOOKING CLASS AND REPLACE UNFLOWN
FARE COMPONENTS USING HISTORICAL FARES.
-REPLACEMENT FARES FOR FLOWN FARE COMPONENTS
MUST BE OF EQUAL OR HIGHER VALUE AND BOOKING
CLASS THAN THE ORIGINAL TICKETED FARE
-CANNOT CHANGE ORIGIN/DESTINATION OF THE FLOWN
FARE COMPONENT/S/
-USE HISTORICAL FARES IN EFFECT ON THE DATE OF
THE ORIGINAL TICKET ISSUE
-THE VALUE OF THE NEW TICKET MUST BE EQUAL OR
HIGHER THAN THE ORIGINAL TICKET
-USE BOOKING CLASS HIERARCHY WHEN REPLACING
FARES FOR FLOWN FARE COMPONENTS
THE HIERARCHY IS
ECONOMY CLASS - Y B M H Q K L U T
BUSINESS CLASS - J C D I
FIRST CLASS - F A
-USE MODIFIED ADVANCE PURCHASE OF EACH PRICEABLE
UNIT.
-ALL OTHER RULE DATA MUST BE VERIFIED INCLUDING
FARE COMBINABILITY.
D. ISSUE A NEW TICKET
-APPLY ANY RESIDUAL VALUE /IF ANY/ LESS THE
ASC TOWARDS THE PURCHASE OF A NEW TICKET
-CALCULATE NEW TICKET USING CURRENT FARES
-VALIDATE ALL RULES
CANCELLATIONS
TICKET IS NON-REFUNDABLE IN CASE OF CANCEL/NO-SHOW.
NOTE - TEXT BELOW NOT VALIDATED FOR AUTOPRICING.
THIS CANCELLATION FEE WILL ALSO BE ASSESSED TO
REFUNDS OF COUPONS INVOLVING FARES GOVERNED BY
THIS RULE.
PER TICKET CHARGE USD 100.00 FOR LOST TICKET.
NOTE - TEXT BELOW NOT VALIDATED FOR AUTOPRICING.
NO SERVICE CHARGE WILL BE IMPOSED FOR MILITARY
PASSENGERS WHEN TRANSPORTATION IS PAID WITH A U.S.
GOVERNMENT TRANSPORTATION REQUEST FORM NO. 1169.
[Ticket Endorsement]
THE ORIGINAL AND THE REISSUED TICKET MUST BE ANNOTATED
- NONREF/PENALTY - AND - APPLIES - IN THE ENDORSEMENT
BOX.
[Children Discounts]
1ST INF/INFANT WITHOUT A SEAT PSGR UNDER 2 - NO
CHARGE.
TICKET DESIGNATOR - IN00.
MUST BE ACCOMPANIED ON ALL FLIGHTS IN THE SAME
COMPARTMENT BY ADULT PSGR.
OR - INS/INFANT WITH A SEAT PSGR UNDER 2 - CHARGE 100
PERCENT OF THE FARE.
MUST BE ACCOMPANIED ON ALL FLIGHTS IN THE SAME
COMPARTMENT BY ADULT PSGR.
[Voluntary Changes]
ENTER RD*31 OR RDĀ‡LINE NUMĀ‡*31 FOR VOLUNTARY CHGS.
[Eligibility]
NO ELIGIBILITY REQUIREMENTS APPLY.
[Day/Time]
NO DAY/TIME TRAVEL RESTRICTIONS APPLY.
[Seasonality]
NO SEASONAL TRAVEL RESTRICTIONS APPLY.
[Blackout Dates]
NO BLACKOUT DATES APPLY.
[Surcharges]
NO SURCHARGE REQUIREMENTS APPLY.
[Accompanied Travel]
ACCOMPANIED TRAVEL NOT REQUIRED.
[HIP/Mileage Exceptions]
NO HIP OR MILEAGE EXCEPTIONS APPLY.
[Tour Conductor Discounts]
NO DISCOUNTS FOR TOUR CONDUCTORS.
[Agent Discounts]
NO DISCOUNTS FOR SALE AGENTS.
[All Other Discounts]
NO DISCOUNTS FOR OTHERS.
[Miscellaneous Provisions]
NO PROVISIONS APPLY.
[Fare By Rule]
NOT APPLICABLE.
[Groups]
NO GROUP PROVISIONS APPLY.
[Tours]
NO TOUR PROVISIONS APPLY.
[Visit Another Country]
NO VISIT ANOTHER COUNTRY PROVISIONS APPLY.
[Deposits]
NO DEPOSIT PROVISIONS APPLY.
[Voluntary Refunds]
NO VOLUNTARY REFUNDS DATA FOUND.
[Negotiated Fares]
NOT APPLICABLE.
[International Construction]
NOT A CONSTRUCTED FARE